The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 1987
Filed:
Nov. 21, 1986
Applicant:
Inventors:
Tamon Okano, Canberra, AU;
Hidenori Kumobayashi, Kanagawa, JP;
Susumu Akutagawa, Kanagawa, JP;
Jitsuo Kiji, Tottori, JP;
Hisatoshi Konishi, Tottori, JP;
Keiichi Fukuyama, Tottori, JP;
Yasunobu Shimano, Okayama, JP;
Assignee:
Takasago Perfumery Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
564 15 ; 556 22 ;
Abstract
A phosphine compound represented by formula: ##STR1## wherein R represents a hydrogen atom or an acetyl group; and Ph represents a phenyl group. The phosphine compound is capable of forming a complex with a metallic element, e.g., rhodium, ruthenium, palladium, etc., which exhibits high performances as a catalyst for asymmetric syntheses.