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:
Jan. 15, 1980
Filed:
Jul. 06, 1978
Applicant:
Inventor:
Willy D Kollmeyer, Modesto, CA (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ; 26032687 ;
Abstract
3-Azabicyclo(3.1.0)hexane, a precursor for preparing 3-azabicyclo(3.1.0)hexane-2-carboxylic acid, a plant gametocide, is prepared by (a) treating cis-1,2-cyclopropanedicarboxylic acid with benzylamine, to form 3-(benzyl)-3-azabicyclo(3.1.0)hexane-2,4-dione, (b) selectively reducing the dione to 3-(benzyl)-3-azabicyclo(3.1.0)hexane, and (c) hydrogenolysis of that compound to 3-azabicyclo(3.1.0)hexane.