THE TRIS(BIURETATO)COBALTATE(III) ION. The Crystal Structure of Potassium tris(biuretato)-cobaltate(III) hydrate P.J.M.W.L. Birker, J.M.M. Smits, J.J. Bour and P.T. Beurskens Rec.Trav.Chim.Pays-Bas (1973), 92, 1240-1248. Bis(N,N-di-n-BUTYLDISELENOCARBAMATO)-NICKEL(II), C18H36N2NiSe4 J.H. Noordik and J.M.M. Smits Cryst.Struct.Commun. (1974), 3, 253-256. Paramagnetic Alkali-Aromatic Ion-Pair Structures. The Crystal Structure of Bis[1,2-bis(2-methoxyethoxy)ethane]sodium Biphenylide J.H. Noordik, P.T. Beurskens, Th.E.M. van den Hark and J.M.M. Smits Acta Crystallogr. (1979), B35, 621-624. Synthesis of a New Pentanuclear Gold Cluster by Metal Evaporation. Preparation and X-Ray Structure Determination of [Tris{bis(diphenylphosphino) methane}][bis(diphenylphosphino)methanido)pentagold Dinitrate J.W.A. van der Velden, J.J. Bour, F.A. Vollenbroek, P.T. Beurskens and J.M.M. Smits J.Chem.Soc., Chem.Comm. (1979), 1162-1163. 1,3-DIPHENYL-2,2-DIHYDROXIPROPANE-1,3-DIONE, C15H12O4 J.M.M. Smits and J.H. Noordik Cryst.Struct.Commun. (1980), 9, 29-36. Gold clusters containing bidentate phosphine ligands. Preparation and X-Ray structure investigation of [Au5(dppmH)3(dppm)](NO3)2 and [Au12(dppmH)6](NO3)n J.W.A. van der Velden, F.A. Vollenbroek, J.J. Bour, P.T. Beurskens, J.M.M. Smits and W.P. Bosman Rec.Trav.Chim.Pays-Bas (1981), 100, 148-152. 1,1-DICYANO-2,2,3-TRIMETHOXY-4(TRANS)-PHENYLCYCLOBUTANE, C15H16N2O3 J.M.M. Smits Cryst.Struct.Commun. (1982), 11, 715-719. (1R,2S,3S)-1,2-EPOXY-3-METHYL-4,4-DIOXYETHYLENE-CYCLOHEXANE-1-CARBOXYLIC ACID METHYL ESTER, C11H16O5 J.H. Noordik and J.M.M. Smits Cryst.Struct.Commun. (1982), 11, 1107-1110. ETHYL (4-CHLOROPHENYLIMINO)-4-CHLOROPHENYLMETHANE SULFENATE, C15H13Cl2NOS J.M.M. Smits, J.H. Noordik, B.G. Lenz and B. Zwanenburg Cryst.Struct.Commun. (1982), 11, 1625-1628. Geometrical Aspects of Gold Cluster Compounds. W.P. Bosman, P.T. Beurskens, J.M.M. Smits and J.J. Bour Abstract Sixth European Crystallographic Meeting, Barcelona, Spain, 1982. Preparation and X-ray structure determination of [pentakis{1,3-bis(diphenyl phosphino)propane}]undecagoldtris(thiocyanate), [Au11{PPh2C3H6PPh2}5](SCN)3 J.M.M. Smits, J.J. Bour, F.A. Vollenbroek and P.T. Beurskens J.Cryst.Spectrosc. (1983), 13, 355-363. X-ray analysis of octakis(Tri-p-tolylphosphine)enneagoldtris(hexafluoro phosphate), [Au9{P(p-MeC6H4)3}8](PF6)3: a redetermination J.M.M. Smits, P.T. Beurskens, J.J. Bour and F.A. Vollenbroek J.Cryst.Spectrosc. (1983), 13, 365-372. Partial X-ray analysis of triiodo-heptakis(triphenylphosphine)undecagold, Au11C126H105 I3P7 J.M.M. Smits, P.T. Beurskens, J.W.A. van der Velden and J.J. Bour J.Cryst.Spectrosc. (1983), 13, 373-379. Gold phosphine cluster compounds: chemical and crystallographic difficulties J.M.M. Smits, P.T. Beurskens and J.J. Steggerda J.Cryst.Spectrosc. (1983), 13, 381-384. X-ray Crystal Structure Analyses at the University of Nijmegen J.H. Noordik, P.T. Beurskens, J.M.M. Smits, W.P. Bosman, H.J. Bruins Slot, R.C. Haltiwanger and W.K.L. van Havere Werkgemeenschap voor Kristal- en Structuuronderzoek, Lunteren, 10 en 11 januari 1983. X-RAY ANALYSES OF 1,4-DIHYDROPHENANTHRENES J.M.M. Smits, G. Beurskens, R.C. Haltiwanger, P.T. Beurskens, J.B.M. Somers, A. Couture and W.H. Laarhoven In: Photocyclization of 1,2-diarylethylenes. Influence of solvent and substituants. J.B.M. Somers, Thesis, Univ. of Nijmegen, 1984, pp. 106-108. The DIRDIF system P.T. Beurskens, W.P. Bosman, H.M. Doesburg, R.O. Gould, Th.E.M. van den Hark, P.A.J. Prick, J.H. Noordik, G. Beurskens, V. Parthasarathi, H.J. Bruins Slot, R.C. Haltiwanger, M. Strumpel and J.M.M. Smits Technical Report 1984/1, Crystallography Laboratory, Univ. of Nijmegen, Toernooiveld, 6525 EDNijmegen, The Netherlands. Struktuuranalyses, Nijmegen 1983 J.H. Noordik, P.T. Beurskens, G. Beurskens, W.P. Bosman, H.J. Bruins Slot en J.M.M. Smits Werkgemeenschap voor Kristal- en Structuuronderzoek, Lunteren, 12-13 maart 1984. Structure of two isomers of cisoid-4a,4b-trans-4b-2-(1,3-Dithiolan-2-yl)- 1,2,3,4,4a,4b,5,6,7,8,8a,9-dodecahydro-2,4b-dimethylphenanthren-3-one, C19H28OS2 J.H. Noordik, J.M.M. Smits, A. Sicherer-Roetman, B.J.M. Jansen and Ae. de Groot Acta Crystallogr. (1985), C41, 570-573. Structure of Fluorene-9-spiro-6'-(3',6'-dihydro-3',3',5'-triphenyl-1',2',4'- oxathiazine), a -Sultene, C33H23NOS J.M.M. Smits, P.T. Beurskens, B.F. Bonini and B. Zwanenburg Acta Crystallogr. (1985), C41, 1084-1086. Structure of 3,6-Bis(4-methoxyphenyl)-1,4,2,5-dithiadiazine, C16H14N2O2S2 J.M.M. Smits, P.T. Beurskens, B.G. Lenz and B. Zwanenburg Acta Crystallogr. (1985), C41, 1086-1087. The Structures of Tetracyclo(4.4.0.02,8.04,7)dec-9-en-5-one 2,4-Dinitrophenyl hydrazone, (2), 10-Bromotricyclo[5.2.1.04,8]dec-5-en-2-one, (3), and Tetracyclo[5.3.0.02,5.04,8]dec-9-en-3-yl 3,5-Dinitrobenzoate, (4) J.M.M. Smits, J.H. Noordik, H.E.L. Depre, R.C.W. Zwanenburg and A.J.H. Klunder Acta Crystallogr. (1985), C41, 1638-1642. De structuren van triphenylphosphine goudisocyanaat en goudfulminaat W.P. Bosman, J.M.M. Smits, P.T. Beurskens, W. Bos en J.J. Bour Werkgemeenschap voor Kristal- en Structuuronderzoek, Lunteren, 15-16 april 1985. Crystal and molecular structure of cis-dibenzobicyclo[3.3.0]octa-2,7-diene, C16H14 J.M.M. Smits, J.H. Noordik, P.T. Beurskens, W.H. Laarhoven and F.A.T. Lijten J.Cryst.Spectrosc. (1986), 16, 23-29. Crystal structure of bis-(rhodanine)copper(I) iodide, C6H6CuIN2O2S4 F.G. Moers, J.M.M. Smits and P.T. Beurskens J.Cryst.Spectrosc. (1986), 16, 101-106. Crystal structure of di-mu-chlorobis{[bis(3-methylrhodanine)]copper(I)-3-methylrhodanine F.G. Moers, P.T. Beurskens, J.H. Noordik and J.M.M. Smits J.Cryst.Spectrosc. (1986), 16, 107-113. Structure of an Oxonium Iron(III) Orthophosphate Hydrate W.P. Bosman, P.T. Beurskens, J.M.M. Smits, H. Behm, J. Mintjes, W. Meisel and J.C. Fuggle Acta Crystallogr. (1986), C42, 525-528. Crystal and molecular structure of rac-(1R,5S,6S,7R)-1-oxy-7-benzoyl-5-methyl-8-azabicyclo- [4.3.0]nonane-4,9-dione, C16H17NO4 (perhydroindole) J.M.M. Smits, W.P. Bosman, P.T. Beurskens, L. Thijs, E. Mangnus and B. Zwanenburg J.Cryst.Spectrosc. (1986), 16, 333-338. Crystal and molecular structure of rac-(1R,5R,6S,7R)-1-oxy-7-benzoyl-5-methyl-8-azabicyclo- [4.3.0]nonane-4,9-dione, C16H17NO4 (perhydroisoindole) J.M.M. Smits, V. Parthasarathi, P.T. Beurskens, L. Thijs, E. Mangnus and B. Zwanenburg J.Cryst.Spectrosc. (1986), 16, 339-345. Reactions of carbon Monoxide with (Nitrato)(triphenylphosphine)gold(I). Crystal Structures of (Isocyanato)(triphenylphosphine)gold(I) (AuC19H15NOP) and (Fulminato)(triphenylphosphine)gold(I) (AuC19H15NOP) W.P. Bosman, W. Bos, J.M.M. Smits, P.T. Beurskens, J.J. Bour and J.J. Steggerda Inorg.Chem. (1986), 25, 2093-2096. GOLD CLUSTERS: SYNTHESIS AND CHARACTERIZATION OF [Au8(PPh3)7 (CNR)]2+, [Au9(PPh3)6(CNR)2]3+ AND [Au11(PPh3)7(CNR)2I]2+ AND THEIR REACTIVITY TOWARDS AMINES. THE CRYSTAL STRUCTURE OF [Au11(PPh3)7(CN-i-Pr)2I](PF6)2 W. Bos, R.P.F. Kanters, C.J. van Halen, W.P. Bosman, H. Behm, J.M.M. Smits, P.T. Beurskens, J.J. Bour and L.H. Pignolet J.Organomet.Chem. (1986), 307, 385-398. Heterometallic Pt-Au Complexes with 3-S Bridging. Syntheses and Structures of Pt2(PPh3)4(-SAuCl)22CH2CL2 and Pt2(PPh3)4(-S)(-SAuPPh3)NO3H20 W. Bos, J.J. Bour, P.P.J. Schlebos, P. Hageman, W.P. Bosman, J.M.M. Smits, J.A.C. van Wietmarschen and P.T. Beurskens Inorg.Chim.Acta (1986), 119, 141-148. Crystal and Molecular Structure of 1,2-Diphenylcyclopentene, C17H16. A redetermination J.M.M. Smits, P.T. Beurskens and W.H. Laarhoven Rec.Trav.Chim.Pays-Bas (1986), 105, 556-558. Crystal and Molecular Structure of Ethyl-alpha-((E)-hydroxyimino)-beta-(2(alpha,alpha-dimethylallyl) indol-3-yl) propanoate, C18H22N2O3(CH2Cl2) W.P. Bosman, P.T. Beurskens, J.M.M. Smits, R. Plate and H.C.J. Ottenheijm Rec.Trav.Chim.Pays-Bas (1986), 105, 559-561. Crystal and molecular structure of 5-bromo-pentacyclo[4.3.0.02,5.03,8.04,7]nonane-4-carboxylic acid, C10H9BrO2 J.M.M. Smits, P.T. Beurskens, A.J.H. Klunder and E.A.R.M. van der Loop J.Cryst.Spectrosc. (1986), 16, 657-663. Crystal and molecular structure of 5-ethoxy-4-methylene-exo-10-oxatricyclo(5.2.1.02,6)deca-8-ene-3-ol, C12H16O3 J.M.M. Smits, P.T. Beurskens, A.J.H. Klunder and M.J.F.M. Crul J.Cryst.Spectrosc. (1986), 16, 665-671. Crystal and molecular structure of N-(S)-alpha-bromophenylacetyl-(S)-proline methyl ester, C14H16NO3Br J.M.M. Smits, P.T. Beurskens, B. Zeegers and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 739-746. Crystal and molecular structure of cyclo-(S-prolyl-R-N-hydroxyphenylglycyl), C13H14 N2O3 J.M.M. Smits, P.T. Beurskens, B. Zeegers and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 747-754. Proton ENDOR Spectroscopy of Bis(2,2,6,6-tetramethylheptane-3,5-dionato)-copper(II) and Crystal Structure of Bis(2,2,6,6-tetramethylheptane-3,5-dionato)-palladium(II) G.J. Baker, J.B. Raynor, J.M.M. Smits, P.T. Beurskens, H. Vergoossen and C.P. Keijzers J.Chem.Soc., Dalton Trans. (1986), 2655-2662. Crystal and molecular structure of Dibromobis([1,2,4]triazolo[1,5-a]pyrimidine-N3)zinc hemihydrate, C10 H8 N8 Br2 Zn(H2O) S.B. Sanni, J.M.M. Smits, P.T. Beurskens, J.G. Haasnoot, J. Schild and A.T.H. Lenstra J.Cryst.Spectrosc. (1986), 16, 823-832. Crystal and molecular structure of (endo)-1-methoxycarbonyl-5-ethoxycarbonyl-4,5,6,11b- tetrahydroisoxazolidino-[2,3-a]--carboline, C18H20N2O5 J.M.M. Smits, P.T. Beurskens, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 923-931. Crystal and molecular structure of (exo)-1-methoxycarbonyl-5-ethoxycarbonyl-4,5,6,11b- tetrahydroisoxazolidino-[2,3-a]--carboline, C18H20N2O5 J.M.M. Smits, P.T. Beurskens, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 933-939. Crystal and molecular structure of (exo)-2-phenyl-5-ethoxycarbonyl-4,5,6,11b- tetrahydroisoxazolidino-[2,3-a]-beta-carboline, C22H22N2O3 J.M.M. Smits, P.T. Beurskens, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 941-948. Crystal and molecular structure of (exo)-1-carboxymethyl-5-ethoxycarbonyl-4,5,6,11b- tetrahydroisoxazolidino-[2,3-a]-beta-carboline, C18H20N2O5 J.M.M. Smits, P.T. Beurskens, E.A.V. Rijk, R. Jansen, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 949-956. Crystal and molecular structure of (exo)-2-methoxycarbonyl-5-ethoxycarbonyl- 4,5,6,11b-tetrahydroisoxazolidino-[2,3-a]-beta-carboline, C18H20N2O5 J.M.M. Smits, P.T. Beurskens, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 957-966. Crystal and molecular structure of 7-(1,3-dioxolan-2-yl)-3,3abeta,4,5,6,6abeta,7,8-octahydro- 7alpha-methyl-8-oxo-1H-naphtho(1,8aalpha-c)furan, C16H22O4 J.M.M. Smits, P.T. Beurskens, L.L. Doddema, J. Vader and Ae. de Groot J.Cryst.Spectrosc. (1986), 16, 979-987. Crystal and molecular structure of 1,6-dimethyl-3,6-dimethoxy-3-[(N-methylindol-3-yl)methyl]piperazine-2,5-dione, C18H23N3O4 J.M.M. Smits, P.T. Beurskens, R. Plate and H.C.J. Ottenheijm J.Cryst.Spectrosc. (1986), 16, 989-997. Crystal structure of some coordination compounds S.B. Sanni, P.T. Beurskens, V. Parthasarathi, H.J. Behm, J.M.M. Smits, J. Reedijk, J.G. Haasnoot, J. Schild, J. Cornelissen and J. van Rijn Werkgemeenschap voor Kristal- en Structuuronderzoek, Lunteren, 14-15 april 1986. Conformation of the Monomeric Unit in AP Sites in Nucleic Acids: Structure of Methyl 2-Deoxy-3,5-di-O-p-nitrobenzoyl--D-ribofuranoside J. Raap, J.H. van Boom, H.J. Bruins Slot, P.T. Beurskens, J.A.C. van Wietmarschen, J.M.M.Smits and C.A.G. Haasnoot Acta Crystallogr. (1987), B43, 219-223. Structure of the Diastereoisomeric Salt of (+)-2-Hydroxy-5,5-dimethyl-2-oxo-4-phenyl- 1,3,2-dioxaphosp horinane and (1R, 2S)-(-)-alpha-[(1-Methylamino)ethyl]benzyl Alcohol A.M.G. Kok, H. Wynberg, J.M.M. Smits, P.T. Beurskens and V. Parthasarathi Acta Crystallogr. (1987), C43, 1328-1331. Structure of the Diastereoisomeric Salt of (+)-2-Hydroxy-5,5-dimethyl-2-oxo-4-phenyl- 1,3,2-dioxaphosp horinane and (1S,2R)-(+)-alpha-[(1-Methylamino)ethyl]benzyl Alcohol J.M.M. Smits, P.T. Beurskens, A.M.G. Kok and H. Wynberg Acta Crystallogr. (1987), C43, 1331-1333. Structure of the Diastereoisomeric Salt of (+)-4-o-Chlorophenyl-2-hydroxy-5,5-dimethyl-2-oxo- 1,3,2-dioxaphosphorinane and (1S,2R)-(-)-alpha-[(1-Methylamino)ethyl]benzyl Alcohol J.M.M. Smits, P.T. Beurskens, V. Parthasarathi, E.A.V. Rijk, A.M.G. Kok and H. Wynberg Acta Crystallogr. (1987), C43, 1334-1336. Structure of the Diastereoisomeric Salt of (+)-4-o-Chlorophenyl-2-hydroxy-5,5-dimethyl-2-oxo- 1,3,2-dioxaphosphorinane and (1S,2R)-(+)-alpha-[(1-Methylamino)ethyl]benzyl Alcohol A.M.G. Kok, H. Wynberg, V. Parthasarathi, J.M.M. Smits and P.T. Beurskens Acta Crystallogr. (1987), C43, 1336-1341. Study of N,N'-dihydroxyethyldithiooxamide by X-ray diffraction, u.v.-vis, NMR, Raman and i.r. spectroscopy P. Geboes, H. Hofmans, H.O. Desseyn, R. Dommisse, A.T.H. Lenstra, S.B. Sanni,J.M.M. Smits and P.T. Beurskens Spectrochim.Acta (1987), 43A, 35-41. COBALT(II) AND NICKEL(II) HALIDE COORDINATION COMPOUNDS WITH 1,6- BIS(BENZIMIDAZOL-2-YL)-2,5-DITHIAHEXANE AND 1,7-BIS(BENZIMIDAZOL-2-YL)-2,6-DITHIAHEPTANE. THE CRYSTAL AND MOLECULAR STRUCTURE OF DIBROMO(1,6-BIS(BENZIMIDAZOL-2-YL)-2,5-DITHIAHEXANE)NICKEL(II) J.M.M. Smits, R. Janssen, P.T. Beurskens, J. van Rijn and J. Reedijk Polyhedron (1987), 6, 1843-1847. Automatisering: kristalstructuuranalyses voor chemici zonder kristallografische opleiding of ervaring J.M.M. Smits, P.T. Beurskens, H.J. Behm en W.P. Bosman Werkgemeenschap voor Kristal- en Structuuronderzoek, Lunteren, 13-14 april 1987. Crystal and molecular structure of endo-5-acetoxy-4-(p-tolylsulfonyl)methyl- exo-10-oxatricyclo[5.2.1.02,6]deca-3,8-diene, C19H20O5S J.M.M. Smits, P.T. Beurskens, J.R.M. Smits, V. Parthasarathi, A.A.M. Houwen-Claassen and A.J.H. Klunder J.Cryst.Spectrosc. (1988), 18, 1-13. Crystal and molecular structure of 2-(7-cyanonorcaran-7-yl)-5-(ethoxycarbonyl)-4,5,6,11b-tetrahydro- (4-1,2,4-oxadiazolino)-[2,3-a]-beta-carboline, C23H24N4O3 J.M.M. Smits, P.T. Beurskens, J.R.M. Smits, R. Plate and H. Ottenheijm J.Cryst.Spectrosc. (1988), 18, 15-24. NOTE. Preface to some crystal structure communications J.M.M. Smits, H. Behm, W.P. Bosman and P.T. Beurskens J.Cryst.Spectrosc. (1988), 18, 447-450. NOTE. Crystal and molecular structure of (E)-1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidineacrylic acid hemihydrate, C8H8N2O4 (H2O), a fragment of an antitumor antibiotic sparsomycin L.A.G.M. van den Broek, H.C.J. Ottenheijm, C. Smykalla, J.M.M. Smits, G. Beurskens and P.T. Beurskens J.Cryst.Spectrosc. (1988), 18, 451-456. NOTE. Crystal and molecular structure of 4-(1,2,4-triazol-1-yl)-2',3',5'-tri-O-acetyluridine, C17H19N5O8 C. Smykalla, J.M.M. Smits, G. Beurskens, P.T. Beurskens, E.A.V. Rijk, and G.I. Tesser J.Cryst.Spectrosc. (1988), 18, 457-463. NOTE. Crystal and molecular structure of 2,2,2,4-tetraphenyl-5-methoxycarbonyl-1,3,2lambda5-oxazaphospholidine, C28H26NO3P J.M.M. Smits, P.T. Beurskens, L. Thijs, A.A.W.M. van Loon and B. Zwanenburg J.Cryst.Spectrosc. (1988), 18, 625-632. NOTE. Preparation and crystal and molecular structure of erythro(1a,2,4a)-2-hydroxy-4a-methyl- 1a,2,4,4a,5,6,7,8-octahydro-3H-naphth-[1,8a-b]-oxirene-2-(2'-methyl)acetic acid methyl ester, C15H24O4 R.G. Hofstraat, J.W. Scheeren, R.P.F. Kanters, J.M.M. Smits and P.T. Beurskens J.Cryst.Spectrosc. (1988), 18, 641-645. NOTE. Preparation and crystal and molecular structure of threo(3a,5a,9a,9)-3a,9a-dihydroxy- 3,5a-dimethyl-3a,4,5,5a,6,7,8,9,9a,9b-decahydronaphtho-[1,2-b]-furan-2(3H)-one, C14H22O4 P.T. Beurskens, R.P.F. Kanters, J.M.M. Smits, R.G. Hofstraat and J.W. Scheeren J.Cryst.Spectrosc. (1988), 18, 633-639. NOTE. Crystal structure of ethyl-endo-tricyclo[5.2.1.02,6]deca-3,8-dien-5-one-2-carboxylate, C13H14O3 J.H.M. Lange, P.J.M. Sessink, A.J.H. Klunder, J.M.M. Smits, W.P. Bosman, H. Behm and P.T. Beurskens J.Cryst.Spectrosc. (1988), 18, 779-784. NOTE. Crystal structure of ethyl-6-methyl-endo-tricyclo[5.2.1.02,6]deca-3,8-dien-5-one-2-carboxylate, C14H16O3 J.M.M. Smits, P.T. Beurskens, J.H.M. Lange and A.J.H. Klunder J.Cryst.Spectrosc. (1988), 18, 785-790. NOTE. Crystal and molecular structure of ethyl-4,7-dimethyl-5,10-dioxo-endo-tricyclo[5.2.1.02,6]deca-3,8-dien-3,8-dicarboxylate, C18H20O6 J.M.M. Smits, V. Parthasarathi, P.T. Beurskens, A.J.H. Klunder and J.H.M. Lange J.Cryst.Spectrosc. (1988), 18, 791-796. NOTE. Crystal and molecular structure of 7,12-dioxo-exo-9-phenyl-8-oxa-tetracyclo[4.3.3.12,5.01,6]trisdeca-3,10-diene, C18 H14O3 J.M.M. Smits, S.B. Sanni, H. Behm, P.T. Beurskens, A.J.H. Klunder and J.H.M. Lange J.Cryst.Spectrosc. (1988), 18, 797-803. NOTE. Crystal structure of ethyl-anti-10-acetoxy-syn-10-cyano-7-methyl-endo-tricyclo[5.2.1.02,6] deca-3,8-dien-8-carboxylate, C17H19 O4N J.M.M. Smits, P.T. Beurskens, A.J.H. Klunder and J.H.M. Lange J.Cryst.Spectrosc. (1988), 18, 805-813. Structure of the Diastereoisomeric Salt of (-)-4-o-Chlorophenyl-2-hydroxy-2-oxo-1,3,2- dioxaphosphori- nane-5-spirocyclohexane and (1R,2S)-(-)--[(1-Methylamino)ethyl]benzyl Alcohol S. Garc¡a-Granda, P.T. Beurskens, J.M.M. Smits, A.M.G. Kok and H. Wynberg Acta Crystallogr. (1988), C44, 2233-2235. Structure of the Diastereoisomeric Salt of (-)-4-o-Chlorophenyl-2-hydroxy-2-oxo-1,3,2-dioxaphospho rinane-5-spiro-cyclohexane and (1S,2R)-(+)--[(1-Methylamino)ethyl]benzyl Alcohol Monohydrate A.M.G. Kok, H. Wynberg, S. Garc¡a-Granda, P.T. Beurskens and J.M.M. Smits Acta Crystallogr. (1988), C44, 2235-2237. THE SYNTHESIS OF A KEY INTERMEDIATE IN THE TOTAL SYNTHESIS OF INSECT ANTIFEEDANT CLERODANES J. Vader, L.L. Doddema, R.M. Peperzak, Ae. de Groot, J.M.M. Smits and P.T. Beurskens Tetrahedron (1989), 45, 5595-5610. NOTE. On the absolute configuration of the synthetic macrolide patulolide C G. Beurskens, J.M.M. Smits, P.T. Beurskens, L. Thijs, D.M. Egenberger and B. Zwanenburg J.Cryst.Spectrosc. (1989), 19, 919-924. NOTE. Crystal and molecular structure of [dicarbonyl(-cyclopentadienyl)ferrio]triphenylarsine tetrafluoroborate, [(C6H5)3As {Fe(CO)2(C2H5)}][BF4] H. Schumann, J.M.M. Smits and P.T. Beurskens J.Cryst.Spectrosc. (1989), 19, 1033-1039. Crystal structure determination of (1S,13bR)-1-amino-10-methoxy-1,2,7,8,13,13b-hexahydro- (1,6,2)oxathiazepino[2',3':1,2]pyrido[3,4-b]indole monohydrate, C15H19N3O2 SH2O P.H.H. Hermkens, J.H. van Maarseveen, W.P. Bosman, J.M.M. Smits and P.T. Beurskens J.Cryst.Spectrosc. (1990), 20, 313-317. Synthesis and Characterization of [Pt(CN)(AuCN)(AuPPh3)8](NO3) and Pt(CO )(AuPPh3)6(AuCN)2. Crystal Structure of [Pt(CN)(AuCN)(AuPPh3)8](NO3) J.J. Bour, P.P.J. Schlebos, R.P.F. Kanters, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chim.Acta (1990), 171, 177-181. PtAu8Hg2 and PtAu7Hg2 Cluster Compounds. X-ray Structure of [Pt(AuPPh3)8Hg2 ](NO3)43CH2Cl2 J.J. Bour, W. v.d. Berg, P.P.J. Schlebos, R.P.F. Kanters, M.F. Schoondergang, W.P. Bosman, J.M.M. Smits, P.T. Beurskens, J.J. Steggerda and P. van der Sluis Inorg.Chem. (1990), 29, 2971-2975. Electrophilic Addition Reactions of Ag+ with Pt(AuPPh3)82+ and Pt(CO)(AuPPh3) 82+. Crystal Structures of [Pt(AgNO3)(AuPPh3)8](NO3) and [Pt(CO)(AgNO3)(AuPPh3)8 ](NO3)2 R.P.F. Kanters, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, J.M.M. Smits, P.T. Beurskens, J.J. Steggerda Inorg.Chem. (1990), 29, 324-328. Note. Crystal and molecular structure of 1-methyl-1-[4-(1-oxyl-2,2,5,5-tetramethyl-3-imidazolyl)]ethanol E.A.V. Rijk, G.I. Tesser, J.M.M. Smits and P.T.Beurskens J.Cryst.Spectrosc. (1990), 20, 625-629. A Unique Bromo- and Thioether-Bridged Tetranuclear Mixed-valence Copper(I)-Copper(II) Compound with the N,SD-Donor Ligand 4-((Ethylthio)methyl)-5-methylimidazole E. Bouwman, W.L. Driessen, J. Reedijk, C. Smykalla, J.M.M. Smits, P.T. Beurskens, F. Laschi and P. Zanello Inorg.Chem. (1990), 29, 4881-4886. Job-control in Fortran. Over het aan-elkaar knopen van kristallografische programma's en kristallografische gegevens. C. Smykalla, J.M.M. Smits, W.P. Bosman en P.T. Beurskens SON-discussiegroep, Lunteren, 9-10 april 1990. Monosubstituted nitrogen donors as ligands in cyclopentadienyliron complexes: synthesis, reactivity, ligand properties, and crystal structure of [C5H5Fe(CO)2(C5H5N)]SbF6 H. Schumann, M. Speis, W.P. Bosman, J.M.M. Smits and P.T.Beurskens J.Organomet.Chem. (1991), 403, 165-182. Reactivity of 16- and 18-Electron Mixed Platinum-Gold Clusters with Halides. Crystal and Molecular Structures of [Pt(PPh3)(AuPPh3)6(AuCl)3]2C4H10O M.F.J. Schoondergang, J.J. Bour, G.P.F. van Strijdonck, P.P.J. Schlebos, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1991), 30, 2048-2052. Note. Crystal and molecular structure of ethyl-endo-5-acetoxy-exo-3,4-epoxy-4-endo-tricyclo[5.2.1.02,6]dec-8-ene-2-carboxylate, C15H18O5 F.G.Moers, H. Behm, P.T. Beurskens, J.M.M. Smits, N.A.J.M. Sommerdijk, J.H.M .Lange and A.J.H. Klunder J.Cryst.Spectrosc. (1991), 21, 217-221. Note. Crystal and molecular structure of [C5H5Fe(P(OC6H5)3)2Te(CH3)2]BF4 H. Schumann, E.J.W. Lam, J.M.M. Smits and P.T. Beurskens J.Cryst.Spectrosc. (1991), 21, 667-672. Synthesis and Characterization of Copper- and Silver-Containing Platinum-Gold Cluster Compounds. X-ray Crystal Structure of [Pt(CuCl)(AuPPh3)8](NO3)2CH3OH M.F.J. Schoondergang, J.J. Bour, P.P.J. Schlebos, A.W.P. Vermeer, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1991), 30, 4704-4709. Synthesis and X-Ray Structure of a Novel Concave Tetradentate Sulphur Ligand System: Electrochemical Characterisation of a Semi-encapsulated [4Fe-4S]2+ Cluster Complex C.F. Martens, H.L. Blonk, T. Bongers, J.G.M. van der Linden, G. Beurskens, P.T. Beurskens, J.M.M. Smits and R.J.M. Nolte J.Chem.Soc., Chem.Comm. (1991), 1623-1625. The DIRDIF91 program package P.T. Beurskens, G. Admiraal, H. Behm, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould and J.M.M. Smits Z.Kristallogr., Suppl. 4 (1991), 4, 99. Structures of a Pair of Diastereomeric Salts of Ephedrine and Bromo-Substituted Cyclic Phosphoric Acid H.J. Bruins Slot, F.J.J. Leusen, A.D. van der Haest and J.M.M. Smits Acta Crystallogr. (1992), C48, 372-376. Synthesis of the Iron-Sulfur Cluster Compounds [Fe4S4(MeCp)4](PF6)y (y = 0-2). X-ray Structure Determinations of Fe4(3-S)4(MeCp)4 and [Fe4(3-S)4(MeCp)4](PF6) H.L. Blonk, J.G.M. van der Linden, J.J. Steggerda, R.P. Geleyn, J.M.M. Smits, G. Beurskens, P.T. Beurskens and J. Jordanov Inorg.Chem. (1992), 31, 957-962. Synthesis of the Iron-Sulfur Cluster Compounds [Fe4S5(MeCp)4](PF0)y (y = 0-2). X-ray Structure Determination of [Fe4S5(MeCp)4](PF6) H.L. Blonk, J. Mesman, J.G.M. van der Linden, J.J. Steggerda, J.M.M. Smits, G. Beurskens, P.T. Beurskens, C. Tonon and J. Jordanov Inorg.Chem. (1992), 31, 962-968. Note. Crystal and molecular structure of rac.(3aR,8bS,5'R)-3-[[(2,5-dihydro-3-methyl-2-oxo-5-furanyl) oxo]methylene]-3,3a,4,8b-tetrahydroindeno[1,2-b]furan-2-one, C17H14O5 W.P. Bosman, J.M.M. Smits, P.T. Beurskens, E.M. Mangnus, F.J. Dommerholt, R.L.P. de Jong and B. Zwanenburg J.Cryst.Spectrosc. (1992), 22, 625-627. New Transition Metal-Gold Clusters: Synthesis and Characterization of the Tungsten-Gold Clusters [W(CO)4(AuPPh3)5](PF6), [W(CO)3(AuPPh3)7](PF6), and [W(CO)4(AuPPh3)6 ](NO3)2. Crystal Structures of [W(CO)4(AuPPh3)5](PF6)CH2Cl2 and [W(CO)3(AuPPh3)7](PF6) T.G.M.M. Kappen, A.C.M. van den Broek, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1992), 31, 4075-4080. Note. Crystal and molecular structure of (3aR,6aR,5'R)-3-[[2,5-dihydro-3-methyl-2-oxo-5-furanyl) oxo]methylene]-3,3a,6,6a-tetrahydro-2H-cyclopenta(b)furan-2-on, C13H12O5 W.P. Bosman, J.M.M. Smits, P.T. Beurskens, E.M. Mangnus and B. Zwanenburg J.Cryst.Spectrosc. (1992), 22, 503-505. DIRDIF91: Automatic recycling on your desktop P.T. Beurskens, G. Admiraal, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould, J.M.M. Smits and C. Smykalla SON-discussiegroep, Lunteren, 6-7 april 1992. DIRDIF91: Automatic recycling on your desktop P.T. Beurskens, G. Admiraal, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould, J.M.M. Smits and C. Smykalla ECM-14, Enschede, 2-7 augustus 1992. Z.Kristallogr., Suppl. 6 (1992), 521. DIRDIF: Automatic recycling on your desktop P.T. Beurskens, G. Admiraal, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould, J.M.M. Smits and C. Smykalla ACA, Pittsburgh, 9-14 augustus 1992. The DIRDIF program system P.T. Beurskens, G. Admiraal, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould, J.M.M. Smits and C. Smykalla Technical Report of the Crystallography Laboratory, University of Nijmegen, The Netherlands (1992). DIRDIF91 on your desktop P.T. Beurskens, J.M.M. Smits, G. Admiraal, G. Beurskens, W.P. Bosman, S. Garc¡a-Granda, R.O. Gould, and C. Smykalla DKG 92, Mainz, 9-12 juni 1992. Unerwartet schwache d-d-Wechselwirkungen in synfacialen heterodinuklearen -Cyclooctatetraen- komplexen vom Typ {(CpCr)[(CO)3M']}-Cot (M' = Fe, Cr, W) P.M.J.A. Hermans, A.B. Scholten, E.K. van den Beuken, H.C. Bussaard, A. Roeloffsen, B. Metz, E.J. Reijerse, P.T. Beurskens, W.P. Bosman, J.M.M. Smits and J. Heck Chem.Ber. (1993), 126, 553-563. Bridging CH2 Addition to the Disulfur Ligands of an Iron-Sulfur Cluster Compound. X-ray Structure of [Fe4(3-S)2((3-S2)-CH2-(3-S2))(C5H4Me)4]2+(FeCl4)2- W. van den Berg, J.G.M. van der Linden, B.A. van Riessen, B. de Bruin, W.P. Bosman, J.M.M. Smits and P.T. Beurskens Inorg.Chem. (1993), 32, 3637-3639. Note. Crystal and molecular structure of (+)-[1aR-(1a,3a,7,7b)]-decahydro-3a-hydroxy- 1,1,7-trimethyl-1H-cyclopropa-[a]naphthalen-4-one, C14H22O2 F.G. Moers, J.M.M. Smits, P.T. Beurskens, H.J.M. Gijsen, J.B.P.A. Wijnberg and Ae. de Groot J.Cryst.Spectrosc. (1993), 23, 833-835. Note. Crystal and molecular structure of 2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-(4-methyl-5-oxo- 2,5-dihydro-furan-2-yloxy)-but-2-enoic acid methyl ester, C18H15NO7 F.G. Moers, J.M.M. Smits, P.T. Beurskens, A. van Gaal, G. Nefkens and B. Zwanenburg J.Cryst.Spectrosc. (1993), 23, 829-831. Note. Crystal and molecular structure of exo,exo-8,9-diiodo-5-methyl-exo-tricyclo[5.2.1.02,6]dec-4-en-3- one, C11H12I2O W.P. Bosman, J.M.M. Smits, P.T. Beurskens, P.P.M.A. Dols and A.J.H. Klunder J.Cryst.Spectrosc. (1993), 23, 1025-1027. DIRDIF 1993 ? G. Admiraal, P.T. Beurskens, G. Beurskens, W.P. Bosman, O.R. Isra‰l, E.W.J. Lam and J.M.M. Smits SON-discussiegroep, Lunteren, 5-6 april 1993. Logistics of a program system: program calls controlled by data files C. Smykalla, J.M.M. Smits, W.P. Bosman and P.T. Beurskens SON-discussiegroep, Lunteren, 5-6 april 1993. Two silicon-bridged cyclopentadienyl Fe2S4 cluster units connected through an Fe(III)S6 unit. Crystal and molecular structure of [((CH3)2SiCp'2)2Fe5(3-S2)2(4-S2)2(4-S2)]FeCl4 W. van den Berg, C.E. Boot, J.G.M. van der Linden, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J. Heck Inorg.Chim.Acta (1994), 216, 1-3. Note. Crystal and molecular structure of the salt of (1R,2S-(-)--(1-methylaminoethyl)-benzyl alcohol and (+)-4-(2-chlorophenyl)-5,5-dimethyl-2-hydroxy-1,3,2-dioxaphosphinane 2-oxide, C21H29NO5ClP F.G. Moers, J.M.M. Smits, P.T. Beurskens, G.J.A. Ariaans, B. Zwanenburg, F.J.J. Leusen and A. Bruggink J.Chem.Cryst. (1994), 24, 179-182. Stereo- und regioselektive Mehrfachadditionen an komplexgebundenes Cyclotetraen in [CpFe(6-Cot)]+ P.T. Beurskens, W.P. Bosman, H.C. Brussaard, J. Heck, R.J.M.K. Gebbink, M. Maters and J.M.M. Smits J.Organomet.Chem. (1994), 469, 197-203. Logistics of a program system. The DIRDIF program control and command protocol J.M.M. Smits, C. Smykalla, P.T. Beurskens, W.P. Bosman and S. Garc¡a-Granda J.Appl.Cryst. (1994), 27, 661-665. Towards routine structure determinations by vector search methods J.M.M. Smits, P.T. Beurskens, G. Beurskens and W.P. Bosman Z.Kristallogr., Suppl. 8 (1994), 591. Note. Crystal and molecular structure of 2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-(4-methyl-5-oxo- 2,5-dihydro-furan-2-yloxy)-acrylic acid methyl esther, C17H13NO7 G. Beurskens, J.M.M. Smits, P.T. Beurskens, M. Beenakkers, G. Nefkens and B. Zwanenburg J.Chem.Cryst. (1994), 24, 643-646. Crystal and molecular structure of 2-isopropylidene-5-methyl-1,3-dithiolane-1-oxide, C7H12OS2 J.M.M. Smits, P.T. Beurskens, L.A. van Vliet, G. Mazzanti and B. Zwanenburg J.Chem.Cryst. (1994), 24, 793-795. bis(12-Platinum)-(10-silver)-pentakis(2-chloro)-bis(pentakis(triphenylphosphino-gold)-dichloro- penta-gold) diethyl ether solvate C180H150Ag13Au10Cl7P10Pt210(C4H10O) T.G.M.M. Kappen, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1994), 33, 754 A rigid-fragment database for Vector-Search orientation functions R.M. Beurskens, J.M.M. Smits and P.T. Beurskens SON-discussiegroep, Lunteren, 6-7 januari 1994. SON-discussiegroep, Lunteren, 7-8 april 1994. Cluster Growth: Some Representative Reactions. Crystal Structures of [Pt(H)(AgNO3)(AuPPh3)8](NO3) and [Pt(H)AgNO3)2(AuPPh3)8 ](NO3) T.G.M.M. Kappen, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, G. Beurskens, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1995), 34, 2121-2132. New Hydride-Containing Mixed-Metal - Gold Phosphine Clusters. Crystal Structures of [Pt(H)(CuCl)(AuPPh3)8](NO3) and [Pt(H)(CuCl)2(AuPPh3)8 ](NO3) T.G.M.M. Kappen, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda Inorg.Chem. (1995), 34, 2133-2142. Synthesis and Characterization of Platinum-Gold Clusters Fused to Tetrahedral Copper Units. Crystal Structures of [Pt(PPh3)(AuPPh3)6(Cu4Cl3PPh3)](NO3) and [Pt(PPh3)(AuPPh3) 6(Cu4I3)](NO3) T.G.M.M. Kappen, P.P.J. Schlebos, J.J. Bour, W.P. Bosman, J.M.M. Smits, P.T. Beurskens and J.J. Steggerda J.Am.Chem.Soc. (1995), 117, 8327-8334. Determination of the Incommensurately Modulated Structure of (Perylene)Co(mnt)2(CH2Cl2) by Direct Methods E.J.W. Lam, P.T. Beurskens, J.M.M. Smits, S. van Smaalen, J.L. de Boer and Hai-Fu Fan Acta Crystallogr. (1995), B51, 779-789. Crystal and molecular structure of (2R,3R)-2-exo-((1R)-1-hydroxy-2-methyl-propyl)-3-exo- hydroxymethyl-bicyclo[2.2.1]-hept-5-ene, C12H20O2 A.J.H. Klunder, F.J.C. van Gastel, J.M.M. Smits, P.T. Beurskens and G. Beurskens J.Chem.Cryst. (1995), 25, 389-392. Crystal and molecular structure of dihydro-8b,8c-diphenyl-1H,3H,4H,5H,7H,8H-2,6-dioxa-3a,4a,7a,8a- tetraazacyclopenta[def]fluorene-4,8-dithione G.T.W. Gieling, R.J.M. Nolte, J.W. Scheeren, J.M.M. Smits, P.T. Beurskens and G. Beurskens J.Chem.Cryst. (1995), 25, 421-424. Crystal and molecular structure of tetrapyridyl-copper(II)-bis-nitrato-bis-pyridine G. Beurskens, C.F. Martens, R.J.M. Nolte, P.T. Beurskens and J.M.M. Smits J.Chem.Cryst. (1995), 25, 425-427. Crystal and molecular structure of (3aR,8bS,5'R)3-[(2,5-dihydro-3-methyl-2-oxo-5-furanyl)oxymethylene- 3,3a,4,8b-tetrahydroindeno[1,2-b]furan-2-one F.G. Moers, J.M.M. Smits, P.T. Beurskens, J.W. Thuring and B. Zwanenburg J.Chem.Cryst. (1995), 25, 429-432. endo-5-Methyl-exo-6-phenylseleno-endo-tricyclo[5.2.1.02,6]dec-8-en-3-one F.G. Moers, J.M.M. Smits, P.T. Beurskens, Jie Zhu and A.J.H. Klunder Acta Crystallogr. (1995), C51, 2335-2338. Interpretation of the Temperature Dependence of the EPR Spectrum of Cu2+-Doped (NH4)2[Cd(NH3)2(CrO4)2] and Crystal Structures of the High- and Low-Temperature Forms of the Host Lattice H. Headlam, M.A. Hitchman, H. Stratemeier, J.M.M. Smits, P.T. Beurskens, E. de Boer, G. Janssen, B. Gatehouse, G.B. Deacon, G.N. Ward, M.J. Riley and D. Wang Inorg.Chem. (1995), 34, 5516-5523. Crystal and molecular structure of 1-vinyl-3-methyl-imidazolium iodide, C6H9N2I F.G. Moers, H. Behm, J.M.M. Smits and P.T. Beurskens J.Chem.Cryst. (1995), 25, 601-603. ======================================================================== Molecular structure of 3-(3-oxo-bicyclo[2.2.1]hept-5-en-2-yl]-oxirane-2-carboxylic acid methyl ester R. de Gelder, T. van Enckevort, J.M.M. Smits, P.T. Beurskens, J. Zhu and A.J.H. Klunder J. Chem. Cryst. (1996), 26, 81-84. Crystal structure of æ-( 2-bis(4-methoxyphenyl)ethine)(bis( 5-cyclopentadiendiyl) (dimethylsilane)tetracarbonyldimolybdenum(Mo-Mo)0.5-hexane, (CH3OC6H4)2C2(C5H4)2(CH3)2Si(CO)4Mo2(C6H14)0.5, W.P. Bosman, J.M.M. Smits, J. Heck and K. Kriebisch Z. f. Kristall. (1996), 211, 419-420. Crystal and molecular structure of (2E,4S,10R)-4-hydroxy-2-undecen-10-olide (nor-patulolide C), C11H18O3 G. Admiraal, J.M.M. Smits, P. T. Beurskens, F.J.M. Leemhuis, L. Thijs and B. Zwanen burg J. Chem. Cryst. (1996), 26, 305-308. The crystal and molecular structure of 6,8,15,16b,16c,17-hexahydro-16b,16c-diphenyl- 7H,16H-6a,7a,15a,16a-tetraazanaphtho[5,6]azulano-[2,1,8,-ij] naphto[f]azulene-7,16-dione W.P. Bosman, J.M.M. Smits, R. de Gelder, J.N.H. Reek and R.J.M. Nolte J. Chem. Cryst. (1996), 26, 365-368. Synthesis, characterization, and molecular structure of [(CH3)2C(C5H4)2]Fe2(æ-CO)2(CO)2 W. van den Berg, J.A.M.T.C. Cromsigt, W.P. Bosman, J.M.M. Smits, R. de Gelder, A.W. Gal and J. Heck J. Organomet. Chem. (1996), 524, 281-284. Crystal and molecular structure of heptacyclo[9,6,1,14,7,114,17,02,10,03,8,01,13]-eicosa-38,-5,12,15-tetrene-9,18-dione J. Zhu, A.J.H. Klunder, J.M.M. Smits, P.T. Beurskens and G. Beurskens J. Chem. Cryst. (1996), 26, 559-562. DIRDIF-96 : Patterson methods, direct methods on difference structures, and completion of the structure by automatic recycling P.T. Beurskens, R. Isra‰l, G. Beurskens, R. de Gelder, W.P. Bosman and J.M.M. Smits Acta Cryst. (1996), A46 Suppl., C-72. Synthesis and X-ray analysis of 1-((1S)-phenylethyl)-azetidine-(2R)-piperidin-amide R. de Gelder, J.M.M. Smits, W.A.J. Starmans, L. Thijs and B. Zwanenburg J. Chem. Cryst. (1996), 26, 639-642. Copper(II) Bipyridine and Crown Ether-Bipyridine Complexes: X-ray Structures, Charac terization, and Properties as Histamine Receptors C.F. Martens, A.P.H.J. Schenning, M.C. Feiters, G. Beurskens, J.M.M. Smits, P.T. Beurs kens, W.J.J. Smeets, A.L. Spek and R.J.M. Nolte Supramol. Chem. (1996), 8, 31-44.