Výsledky vyhledávání - "Peter Zoricak"

Ring-Opening Polymerization Behavior of ansa- and Spirocyclic ansa-Zirconocene Complexes

Autor: Qinyan Wang, and Alan J. Lough, Sara C. Bourke, Arnold L. Rheingold, Peter Zoricak, Paul Nguyen, Timothy J. Peckham, Daryll G. Harrison, Ian Manners, Louise M. Liable-Sands, Charles Russell

Publikováno v: Organometallics. 20:3035-3043

Attempts to develop a ring-opening polymerization (ROP) approach to polymeric zirconocene complexes are reported. A new silicon-bridged [1][1]zirconocenophane, (SiMe2)2(η5-C5H3)2Zr(NEt2)2 (3a), was synthesized by reaction of Zr(NEt2)4 with (C5H4)2(S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8ac3ce3ac29481821fb04b0730c34798
https://doi.org/10.1021/om001023p

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Formation and X-ray Structures of Eight- and Sixteen-Membered Rings (ArC)nN2n(SPh)n [n = 2, Ar = 4-XC6H4 (X = Br, CF3); n = 4, Ar = 4-BrC6H4] and the Electronic Structures of (HC)2N4(SH)2 and (HC)2N4(SH)22

Autor: Peter Zoricak, Tom Ziegler, Tristram Chivers, Masood Parvez, Ignacio Vargas-Baca

Publikováno v: Inorganic Chemistry. 36:1669-1675

Optimum yields of heterocyclic products are obtained when the reaction of 4-XC(6)H(4)CN(2)(SiMe(3))(3) (X = Br, CF(3)) with PhSCl in a 1:3 molar ratio in CH(2)Cl(2) is carried out at -100 degrees C followed by the mixture being warmed to -70 degrees

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9b5ee5ad032ec532a0272e68ae336ab3
https://doi.org/10.1021/ic961157o

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Intramolecular Chalcogen−Nitrogen Interactions: Molecular and Electronic Structures of Geometrical Isomers of the Diazenes RSNC(R‘)NNC(R‘)NSR

Autor: Ignacio Vargas-Baca, Peter Zoricak, Tom Ziegler, Masood Parvez, Ian Krouse, Tristram Chivers

Publikováno v: Inorganic Chemistry. 35:5836-5842

The sulfur-containing diazenes ArSNC(Ar‘)NNC(Ar‘)NSAr (1d, Ar = Ar‘ = 4-CH3C6H4; 3b, Ar = Ph, Ar‘ = 2-BrC6H4; 3c, Ar = Ph, Ar‘ = 2-CF3C6H4) are obtained by the reaction of Ar‘CN2(SiMe3)3 with 3 molar equivs of ArSCl in CH2Cl2. X-ray struc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::eb6905b644fafc316d69a2370afe5479
https://doi.org/10.1021/ic960465j

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Remarkably Active Non-Metallocene Ethylene Polymerization Catalysts

Autor: John William Swabey, Linda Koch, Daryll G. Harrison, Peter Zoricak, Wei Xu, Rupert Edward Von Haken Spence, Douglas W. Stephan, Xiaoliang Gao, Frédéric Guérin, Qinyan Wang, Steve J. Brown

Publikováno v: Organometallics. 18:2046-2048

The bis(tri-tert-butylphosphinimide) complexes (t-Bu3PN)2TiCl2 (1) and (t-Bu3PN)2TiMe2 (2) were prepared and characterized crystallographically. Stoichiometric reactions of 2 with PhNMe2H[B(C6F5)4] in the presence of PMe3 afforded [(t-Bu3PN)2TiMe(PMe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::962db5f72397a33bdfc3a2e8cc361f50
https://doi.org/10.1021/om981026q

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Formation and X-ray Structures of Eight- and Sixteen-Membered Rings (ArC)(n)()N(2)(n)()(SPh)(n)() [n = 2, Ar = 4-XC(6)H(4) (X = Br, CF(3)); n = 4, Ar = 4-BrC(6)H(4)] and the Electronic Structures of (HC)(2)N(4)(SH)(2) and (HC)(2)N(4)(SH)(2)(2)(-)

Autor: Tristram, Chivers, Masood, Parvez, Ignacio, Vargas-Baca, Tom, Ziegler, Peter, Zoricak

Publikováno v: Inorganic chemistry. 36(8)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::3095664188990d85f559d59cb3f0c671
https://pubmed.ncbi.nlm.nih.gov/11669758

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