United States Patent (19 11 3,978,147 Wilke Et Al
United States Patent (19 11 3,978,147 Wilke et al. (45) Aug. 31, 1976 (54) PROCESS FOR THE PREPARATION OF Klaus Naumann et al., J. Amer. Chem. Soc., 91:25 OPTICALLY ACTIVE CARBON Dec. 3, 1969, pp. 7012-7023. COMPOUNDS W. R. Moser, J. Amer. Chem. Soc. 91:15, 1969, pp. 75 inventors: Ginther Wilke; Borislav 1 137-1 38. Bogdanovic; Horst Pauling, all of Mulheim (Ruhr), Germany Primary Examiner-Delbert E. Gantz Assistant Examiner-C. E. Spresser 73) Assignee: Studiengesellschaft Kohlem.b.H., Attorney, Agent, or Firm-Burgess, Dinklage & Mulheim (Ruhr), Germany Sprung 22 Filed: Nov. 7, 1973 21 Appl. No.: 413,722 57 ABSTRACT Related U.S. Application Data Optically active compounds are prepared from opti cally inactive unsaturated hydrocarbons by reacting at 63) Continuation-in-part of Ser. No. 166,957, July 28, least one unsaturated hydrocarbon in the presence of 1971, abandoned. a catalyst prepared by combining a nickel compound, 30 Foreign Application Priority Data a Lewis acid and an optically active phosphine of the Aug. 6, 1970 Germany............................ 2039 125 general formula 52 U.S. C. ........................ 260/666 A; 260/666 B; PR'R'R'' 260/666 PY (51 Int. Cl.’............................................ C07C3/00 in which R', R'' and R'' are hydrocarbon radicals, 58 Field of Search................ 260/666 AB, 666 PY thereby forming optically active compounds having chiral centers formed by the carbon-to-carbon link 56 References Cited ages. The optically active compounds can be polymer UNITED STATES PATENTS ized to provide optically active polymers. 3,271,468 9/1966 Wilke et al........................
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