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:
May. 19, 1987
Filed:
Sep. 28, 1982
Applicant:
Inventors:
Jean-Marie Adam, Saint-Louis, FR;
Arthur Buhler, Rheinfelden, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562567 ; 534640 ; 534643 ; 534644 ; 534617 ;
Abstract
Compounds of the formula ##STR1## in which X is a radical of the formula --CHCl--CH.sub.2 Cl, --CHBr--CH.sub.2 Br, --CCl.dbd.CH.sub.2 or --CBr.dbd.CH.sub.2, are prepared by halogenation of acryloylamidoglycolic acid and optionally elimination of hydrogen halide from the dihalogeno compounds by the action of alkali. The compounds are suitable as intermediates for reactive dyes.