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. 10, 1985
Filed:
May. 12, 1983
Steven C Charlton, Elkhart, IN (US);
Roger L Fleming, Niles, MI (US);
Authur L Lau, Elkhart, IN (US);
Miles Laboratories, Inc., Elkhart, IN (US);
Abstract
A novel compound is disclosed having the structure ##STR1## in which R is lower alkyl and X is halogen or pseudohalogen. Also disclosed in a novel process for preparing the compound which comprises the steps of combining a compound having the structure ##STR2## in which X is a halogen or pseudohalogen, and a compound having the structure ##STR3## in which R is lower alkyl and A is lower alkylidene to produce a first reaction mixture; adjusting the pH of the first reaction mixture to at least about 8 to produce a second reaction mixture; and recovering the compound or its salt from the second reaction mixture.