Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai
Patent
1989-02-10
1990-03-06
Brust, Joseph Paul
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Ester doai
514522, 514524, 514538, 514539, 558 48, 558 49, 558412, 558413, 560 13, A61K 31255, A61K 3124, C07C15502
Patent
active
049066617
ABSTRACT:
Novel compounds of the general formula ##STR1## wherein R.sub.1 is lower alkyl, lower cycloalkyl, lower alkenyl, lower alkynyl, lower alkyl carboxymethyl, aryl carboxymethyl, aryl, or aralkyl; A is a direct bond, lower alkylene, or lower alkenylene; x is 1 or 2, provided that when x is greater than 1, different occurrences of the ##STR2## group may be the same or different; Ar is heterocyclic, unsubstituted aromatic or aromatic substituted with lower alkyl, lower alkenyl, lower alkynyl, lower alkoxy, halogen, acetamido, amino, nitro, lower alkylamino, hydroxy, lower hydroxyalkyl or cyano; W is alkylene containing from 1 to about 10 carbon atoms; and B is --NR.sub.2 COR.sub.3, --NR.sub.2 CONR.sub.3 R.sub.4, --NR.sub.2 SO.sub.2 R.sub.3, --NR.sub.2 SO.sub.2 NR.sub.3 R.sub.4, or --NR.sub.2 COOR.sub.5, wherein R.sub.2, R.sub.3, R.sub.4 and R.sub.5 may be the same or different and may be hydrogen, alkyl, alkoxyalkyl, alkoxyaryl, cycloalkyl, alkenyl, alkynyl, aryl, heteroaryl, or aralkyl, except that R.sub.3 and R.sub.5 are not hydrogen when B is --NR.sub.2 SO.sub.2 R.sub.3 or --NR.sub.2 COOR.sub.5, or R.sub.3 and R.sub.4 may together with N form a 5 to 7 membered heterocyclic group; and the pharmaceutically acceptable salts thereof.
REFERENCES:
patent: 4025646 (1977-05-01), Koppe et al.
patent: 4083992 (1978-04-01), Smith
Erhardt Paul W.
Matier William L.
Brust Joseph Paul
E. I. Du Pont de Nemours and Company
Fato Gildo E.
Howard Mary Sue
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