2-hydroxypropylamine aryl ester derivatives
CA 1201438 A · Owner: American Hospital Supply Corporation · Inventors: Kam, Sheung T.; Matier, William L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel compounds of the general formula wherein Ar represents a substituted or unsubstituted aromatic or heterocyclic group; W represents alkylene of from 1 to about 10 carbon atoms; and B represents -NR2COR1, -NR2CONR1R3 -NR2SO2R1,-NR2SO2NR1R3, or -NR2COOR1 wherein R1 R2 and R3 may be the same or different and may be hydrogen, alkyl, alkoxyalkyl, cycloalkyl alkenyl, alkynyl, aryl, heteroaryl, or aralkyl except that R1 is not hydrogen when B is -NR2SO2R1 or -NR2COOR1, or R1 and R3 may together with N form a 5 to 7 membered heterocyclic group; and the pharmaceutically acceptable salts thereof. These compounds exhibit .beta.-adrenergic blocking activity and are also useful in the treatment of …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted March 4, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 4, 2003.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.