Zobrazeno 1 - 10
of 179
pro vyhledávání: '"DuPHOS"'
Autor:
Rustum S. Boyce, Jonathan M. White, Andrew M. Bray, Ian W. James, Peter G. Griffiths, Jack G. Parsons, Neil Choi, Thao Nguyen, Craig S. Sheehan, Beata M. Krywult, Daniel A. Huggins, Danuta Stachurska-Buczek, Sharon T. Marino
Publikováno v:
Molecules, Vol 9, Iss 6, Pp 405-426 (2004)
In the past decade there has been a significant growth in the sales of pharmaceutical drugs worldwide, but more importantly there has been a dramatic growth in the sales of single enantiomer drugs. The pharmaceutical industry has a rising demand for
Externí odkaz:
https://doaj.org/article/4608ad3d215d4a5baa43da91d5408ca6
Publikováno v:
Angewandte Chemie International Edition. 58:9194-9198
Chloride abstraction from [(R,R)-(iPr DuPhos)Co(μ-Cl)]2 with NaBArF 4 (BArF 4 =B[(3,5-(CF3 )2 )C6 H3 ]4 ) in the presence of dienes, such as 1,5-cyclooctadiene (COD) or norbornadiene (NBD), yielded long sought-after cationic bis(phosphine) cobalt co
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 7, Iss 1, Pp 243-245 (2011)
A novel highly enantioselective two step access to a unit B precursor of cryptophycins in good yields from commercially available starting materials has been developed. The key step is an asymmetric hydrogenation using the commercially available [(CO
Externí odkaz:
https://doaj.org/article/e12955d26159412d9633fe1a484bbd20
Publikováno v:
Angewandte Chemie (International ed. in English). 59(23)
Intermediates relevant to cobalt-catalyzed alkene hydroformylation have been isolated and evaluated in fundamental organometallic transformations relevant to aldehyde formation. The 18-electron (R,R)-(iPr DuPhos)Co(CO)2 H has been structurally charac
Autor:
Francisco Estevan, Marta Feliz
Publikováno v:
RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
instname
Digital.CSIC. Repositorio Institucional del CSIC
instname
Digital.CSIC. Repositorio Institucional del CSIC
[EN] The reaction of a chiral [FeH(¿2-H2){(R,R)-Me-DuPhos}2]+ ((R,R)-Me-DuPhos = (¿)-1,2-bis[(2R,5R)-2,5-dimethylphospholano]benzene) complex with ethers and halides is investigated by NMR techniques. From this study, it is apparent that dihydrogen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c53dd4bb90ced63ac1e5b2c303d9d044
Publikováno v:
Inorganica Chimica Acta. 483:111-115
Oxidative addition of methylene chloride to Pd((R,R)-Me-DuPhos)(L) (1–3; L = P(t-Bu)3, PCy3, or trans-stilbene) gave Pd((R,R)-Me-DuPhos)(CH2Cl)(Cl) (4). Treatment of [Rh(COD)(Cl)]2 with (R,R)-Me-DuPhos at low temperature in THF or CH2Cl2 afforded [
Autor:
Hannah Kendall, Sylviane Sabo-Etienne, Katharine A. Smart, Adrian C. Whitwood, Mary Grellier, Robin N. Perutz, Simon W. Evans, David Dickinson, Barbara Procacci
Publikováno v:
Organometallics
Organometallics, American Chemical Society, 2019, 38 (3), pp.626-637. ⟨10.1021/acs.organomet.8b00770⟩
Organometallics, American Chemical Society, 2019, 38 (3), pp.626-637. ⟨10.1021/acs.organomet.8b00770⟩
Photochemical reactions of germane and diphenylgermane with Ru(PP) 2 H 2 (PP = R 2 PCH 2 CH 2 PR 2 or DuPhos, R = Ph dppe, R = Et depe, R = Me dmpe) are reported. Reaction with GeH 4 generates a mixture of cis and trans isomers of Ru(PP) 2 (GeH 3 )H
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bf6ec6ecdc4ab4915025a7fb6c36525c
https://hal.archives-ouvertes.fr/hal-02327312
https://hal.archives-ouvertes.fr/hal-02327312
Akademický článek
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Autor:
Marta Feliz, Francisco Estevan
Publikováno v:
European Journal of Inorganic Chemistry. 2016:92-102
The heterolytic cleavage of molecular hydrogen by [Fe(H2O)6][BF4]2 and the chiral phosphane (+)-1,2-bis[(2R,5R)-2,5-dimethylphospholano]benzene [(R,R)-Me-DuPhos] or its enantiomer [(S,S)-Me-DuPhos] yields the (dihydrogen)(hydrido)iron complexes [FeH(
Autor:
Toshiyuki Kan, Yasuaki Koizumi, Yoshitaka Hamashima, Megumi Yamashita, Toshiyuki Wakimoto, Tomohiro Asakawa, Keita Shimizu, Makoto Inai
Publikováno v:
Synlett. 27:2734-2736
A concise synthesis of anserine and related compounds was accomplished by Et-DuPhos-Rh-catalyzed asymmetric hydrogenation of dehydrohistidine derivatives in 2,2,2-trifluoroethanol, which played a key role in improving the yield and selectivity.