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1. (WO2003061825) PROCESS FOR PREPARING NONRACEMIC CHIRAL ALCOHOLS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2003/061825    International Application No.:    PCT/NL2002/000826
Publication Date: 31.07.2003 International Filing Date: 13.12.2002
Chapter 2 Demand Filed:    22.07.2003    
IPC:
B01J 31/18 (2006.01), B01J 31/22 (2006.01), B01J 31/24 (2006.01), C07B 53/00 (2006.01), C07D 211/52 (2006.01), C07D 277/24 (2006.01), C07F 15/00 (2006.01)
Applicants: DSM IP ASSETS B.V. [NL/NL]; Het Overloon 1, NL-6411 TE Heerlen (NL) (For All Designated States Except US).
TUCKER, Charles, Edward [US/US]; (US) (For US Only).
JIANG, Qiongzhong [CN/US]; (US) (For US Only)
Inventors: TUCKER, Charles, Edward; (US).
JIANG, Qiongzhong; (US)
Agent: JACOBS, Monique, Sophie, Nicole; DSM Patents & Trademarks, P.O. Box 9, NL-6160 MA Geleen (NL)
Priority Data:
10/057,826 24.01.2002 US
10/158,559 21.05.2002 US
Title (EN) PROCESS FOR PREPARING NONRACEMIC CHIRAL ALCOHOLS
(FR) PROCEDE DE PREPARATION D'ALCOOLS CHIRAUX NON RACEMIQUES
Abstract: front page image
(EN)The present invention provides a catalyst system and a process for the preparation of a nonracemic chiral alcohol by hydrogenation of a ketone using the catalyst system, wherein the catalyst system comprises ruthenium, a nonracemic nonatropisomeric chiral diphosphine ligand, an achiral diamine ligand, and a base.
(FR)L'invention concerne un système catalyseur et un procédé de préparation d'un alcool chiral non racémique par hydrogénation d'une cétone au moyen dudit système catalyseur. Le système catalyseur selon l'invention contient du ruthénium; un ligand de diphosphine chirale non atropisomère, non racémique; un ligand de diamine achirale; et une base.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NO, NZ, OM, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)