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:
Apr. 14, 1992
Filed:
Apr. 09, 1990
Imperial Chemical Industries PLC, London, GB;
Abstract
A compound of formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are independently selected from hydrogen, halogen, haloalkyl, alkoxy or nitro, provided that R.sup.1 and R.sup.2 are not both nitro; R.sup.3 and R.sup.4 are independently selected from hydrogen, halogen, alkyl or cycloalkyl; R.sup.5 is halogen, nitro, haloalkyl, haloalkoxy or --S(O).sub.n R.sup.10 ; R.sup.6 is halogen, nitro, haloalkyl, haloalkoxy or --S(O).sub.n R.sup.10 ; R.sup.7 is hydrogen, halogen, hydroxyalkyl, cyano, nitro, alkoxy, --S(O).sub.n R.sup.10, NR.sup.11 R.sup.12, haloalkyl or formyl; R.sup.8 is hydrogen, halogen, NR.sup.11 R.sup.12, alkyl, cycloalkyl or S(O).sub.n R.sup.10 ; and R.sup.9 is oxygen or sulphur; where n is 0, 1 or 2; and R.sup.10 is alkyl, haloalkyl or cycloalkyl; and R.sup.11 and R.sup.12 are independently selected from hydrogen, alkyl or cycloalkyl or R.sup.11 and R.sup.12 together with the nitrogen to which they are attached form a heterocyclic group; provided that when R.sup.5 is trifluoromethyl at least one of the following applies: