Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1981-01-13
1983-06-14
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 65, 562474, 562435, 71108, 71 94, C07C 6976
Patent
active
043884725
ABSTRACT:
A compound of the formula: ##STR1## and salts and esters thereof, useful as intermediates for the preparation of compounds of the formula ##STR2## wherein R.sup.1 is an alkyl group optionally substituted by one or more fluorine atoms or by an optionally substituted phenyl group R.sup.2 is No.sub.2 or Cl and R.sup.6 is a hydrogen atom or an alkyl group of 1 to 4 carbon atoms.
REFERENCES:
patent: 3928416 (1975-12-01), Bayer et al.
patent: 3957852 (1976-05-01), Fujikawa et al.
patent: 4063929 (1977-12-01), Bayer et al.
Cartwright David
Collins David J.
Imperial Chemical Industries plc
Killos Paul J.
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