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:
Sep. 18, 1990
Filed:
Sep. 26, 1986
Applicant:
Inventors:
Yukihisa Takisawa, Osaka, JP;
Nobuharu Kono, Osaka, JP;
Kenji Saito, Osaka, JP;
Hiroshi Yamachika, Osaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07D / ;
U.S. Cl.
CPC ...
549 59 ; 549 60 ; 549 78 ; 549472 ; 549497 ; 568807 ; 568808 ; 568809 ; 568813 ; 568816 ; 568822 ; 568838 ; 568839 ; 568878 ; 568907 ;
Abstract
A process for preparing an alcohol of the formula: ##STR1## by reacting a carbonyl compound of the formula: ##STR2## or an oxirane of the formula: ##STR3## magnesium and a propargyl halide of the formula: ##STR4## followed by hydrolysis, characterized in that the carbonyl compound (II) or the oxirane compound (III) and the propargyl halide (IV) are reacted simultaneously with magnesium in an inert solvent in the presence of zinc or a halide thereof.