Výsledky vyhledávání - "Caspar H. Stam"

UV spectroscopy and structures of α-bis(methoxyimino)alkanes

Autor: Caspar H. Stam, Frank Stunnenberg, Dick Heydenrijk, Hans Cerfontain, Kees Goubitz

Publikováno v: Recueil des Travaux Chimiques des Pays-Bas. 111:41-48

The UV spectra of the geometric isomers of the α-bis(methoxyimino)alkanes I-8 and the structurally related conjugated (methoxyimino)isoxazolines 11 and 13 all exhibit a ππ* absorption band, of which the maxima with cyclohexane as solvent are betwe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a99819ee40352c2517b1968eb32127a0
https://doi.org/10.1002/recl.19921110105

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ChemInform Abstract: UV Spectroscopy and Structures of α-Bis(methoxyimino)alkanes

Autor: Frank Stunnenberg, Kees Goubitz, Hans Cerfontain, Dick Heydenrijk, Caspar H. Stam

Publikováno v: ChemInform. 23

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2094677216e0a2dc0920334a7dadd141
https://doi.org/10.1002/chin.199221038

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Stabilization of rhodium(I)- and iridium(I)-alkyl bonds by intramolecular coordination of an iminophosphorane. X-ray crystal structure of [Rh(CH2PPh2:NC6H4CH3-4)(COD)]

Autor: Sylvia C. A. Nefkens, P. Imhoff, Cornelis J. Elsevier, Kees Goubitz, Caspar H. Stam

Publikováno v: Organometallics. 10:1421-1431

Lithium(iminophosphoranyl) methanide Li[CH 2 PPh 2 =N-C 6 H 4 -CH 3 -4] (2a) reacts with the rhodium and iridium complexes [ML 2 Cl] 2 (M=Rh, L 2 =COD, L=CO: M=Ir, L 2 =COD) to yield the complexes [M(CH 2 PPh 2 =N-C 6 H 4 -CH 3 -4)L 2 ] (3a, M=Rh, L

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::85a7d892ea3b67910b81286ab9d480be
https://doi.org/10.1021/om00051a038

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Synthesis and reactivity towards diiodine of palladium(II) and platinum(II) complexes with non-cyclic and cyclic ligands (C6H3{CH2NR1R2}2-2,6)−. End-on diiodine-platinum(II) bonding in macrocyclic [PtI(C6H3{CH2NMe(CH2)7MeNCH2}-2,6)(η1-I2)]

Autor: Guido P. C. M. Dekker, Elmo Wissing, M. C. Zoutberg, Gerard van Koten, Johannus A. M. van Beek, Caspar H. Stam

Publikováno v: Journal of Organometallic Chemistry. 394:659-678

Several new organo-platinum(II) and -palladium(II) complexes [MX(C{6}H{3}{CH{2}NR}1{R}2{}{2}-2, 6)] (X = halide, M = Pt, Pd; R}1{ = R}2{ = Et; R}2{ = Me, R}1{ = }t{Bu, M = Pt: R}2{ = Me, R}1{ = Ph) have been synthesized from [PtCl{2}(SEt{2}){2}] or [

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cda5b59199144ed3894152a753b2b165
https://doi.org/10.1016/0022-328x(90)87260-k

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1H, 31P and 195Pt NMR characterization, and X-ray molecular structures of five and six-membered platinum(II) and palladium(II) metallacycles from the alcoholysis of di- and triazaphosphole complexes

Autor: Henk Schenk, J.G. Kraaijkamp, Caspar H. Stam, Kees Goubitz, Gerard van Koten, David M. Grove, Alfred Schmidpeter, Jan Meine Ernsting

Publikováno v: Inorganica chimica acta, 265(1-2), 47. Elsevier

The 1,2,3-diazaphosphole P=C(H)C(Me)=NNMe (LA) (LA) and the 1,2,4,3-triazaphospholes P=NC(Ph)=NNMe (LB) (LB) and P=NN(Me)C(Me)=N (LC) (LC) form Pt(II) and Pd(II) complexes of stoichiometry MX2(PEt3)L (X = Cl, Br) whose controlled reactions with alcoh

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::592e4f1b3b28b2dcc3491d40133ccdc1
https://dspace.library.uu.nl/handle/1874/6030

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Structural, spectroscopic and theoretical studies of novel d6 fac-bromotricarbonyl(dithiooxamide)rhenium complexes

Autor: Ad Oskam, Pieter Vernooijs, Caspar H. Stam, Peter C. Servaas, Evert Jan Baerends, Dirk J. A. De Ridder, Derk J. Stufkens

Publikováno v: Inorganic Chemistry. 28:4104-4113

This article describes the syntheses and X-ray structures of three novel complexes Re(CO) 3 (DTO)Br which differ in the dihedral angle between the thioamide groups of their DTO ligands. The structural data have been used for LCAO−Xα MO calculation

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b9a7c58b926638795d4d7cfd2b07f9b2
https://doi.org/10.1021/ic00321a014

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MonodentateN coordination of 1aza4oxo1,3butadienes [R1NC(R2)C(R3)O] to platinum(II). X-ray structure of trans-[PtCl2(PEt3){σ-N-(t-BuNCHC(Me)O)}]

Autor: Johannus A. M. van Beek, Kees Vrieze, M.Robert P. Van Vliet, Caspar H. Stam, Gerard van Koten, F. Muller

Publikováno v: Inorganica Chimica Acta. 112:77-85

Reaction of dimeric trans-[PtCl,(PR3)] 2 with 1-aza-4-oxo-1,3-butadienes [R’N=C(R’)C(R’)=O, R3 = Me, Ph, OMe, NEtz] in a 1:2 molar ratio results in almost quantitative formation of mononuclear complexes WLWZS- [PtC12(PR3){u-N-(R’N=C(R’)C(R3

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::52614e3b2bd96c8ece515380011a6ef2
https://doi.org/10.1016/s0020-1693(00)85664-9

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Coordination of 3-substituted 1-aza-4-oxo-1,3-butadienes (α-iminoesters and amides) to aluminum and zinc chloride and to dimethylzinc. Selective reduction in the ZnEt2R1NCHC(NEt2)O systems, and crystal structure of [Et]2

Autor: Wim J. Klaver, M.Robert P. Van Vliet, Caspar H. Stam, Gerard van Koten, Kees Goubitz, J.F. Modder, Johannus A. M. van Beek

Publikováno v: Journal of Organometallic Chemistry. 319:285-301

Reactions of ZnCl 2 and AlCl 3 with 3-substituted 1-aza-4-oxo-1,3-butadienes (α-iminoesters and amides) have given the corresponding 1:1 complexes MCl n [(t-Bu)NCHC(R 3 )O] (R 3 = OMe, OEt or NEt 2 ). The α-iminoester and amide ligands in the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::329fb0eddd1a128620e6fb41ea286728
https://doi.org/10.1016/s0022-328x(00)99602-5

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