Benzothiazole derivatives and methods of use
US5380735A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 1993 |
| Grant date | Jan 10, 1995 |
| Priority date | — |
| Expiry date | Sep 27, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D417/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a novel benzothiazole derivative of the following general formula (I) or its (E) , (Z)isomer, and processes for preparation thereof, ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 independently of one another represent hydrogen, halogen, straight and branched (C.sub.1 -C.sub.8)alkyl, (C.sub.1 -C.sub.8)halogenoalkyl or (C.sub.1 -C.sub.8)alkoxy, PA1 X represents N or CH, PA1 Y represents a group -OR.sup.4, SR.sup.5 or ##STR2## R.sup.4, R.sup.5, R.sup.6 and R.sup.7 independently of one another represent hydrogen, straight and branched (C.sub.1 -C.sub.16)alkyl, (C.sub.3 -C.sub.8)alkenyl, (C.sub.3 -C.sub.8)alkynyl, (C.sub.3 -C.sub.8)cycloalkyl, alkyl substituted with (C.sub.1 -C.sub.6)alkoxy or (C.sub.1 -C.sub.6)halogenoalkyl, or represent a substituted phenyl, phenylacyl or benzyl group wherein the possible substituent on the phenyl, phenylacyl or benzyl group includes halogen, straight and branched (C.sub.1 -C.sub.8)alkyl, (C.sub.1 -C.sub.8)alkoxy, (C.sub.3 -C.sub.8)alkenyl, (C.sub.3 -C.sub.8)alkynyl, phenoxy, nitro, cyano and a five- or six-membered heterocyclic group containing one to four nitrogen atoms. The compound of formula (I) is useful for com…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.