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:
Oct. 30, 1979
Filed:
Dec. 18, 1978
Applicant:
Inventor:
Robert E Johnson, East Greenbush, NY (US);
Assignee:
Sterling Drug Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603269 ; 424274 ;
Abstract
1-(Phenylamino)pyrrole, useful as a urinary antiseptic, hypotensive and hypoglycemic agent, is prepared by reaction of an N-benzoylphenylhydrazine or N-lower-alkanoylphenylhydrazine or a lower-alkanealdehyde N-benzoylphenylhydrazone or N-lower-alkanoylphenylhydrazone with a 2,5-di-lower-alkoxytetrahydrofuran followed by hydrolytic removal of the benzoyl or lower-alkanoyl group from the resulting N-benzoyl-1-(phenylamino)pyrrole or N-lower-alkanoyl-1-(phenylamino)pyrrole.