Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1982-09-24
1983-12-27
Evans, J. E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
260456A, 260465E, 2605025D, 260940, 260941, 424210, 424211, 560 12, 560 13, 560 16, 560 22, 560 39, C07F 938, C07C 69612, A61K 3166, A61K 31215
Patent
active
044232420
ABSTRACT:
Compounds of the general formula ##STR1## wherein Ph is a phenyl group which is optionally substituted by one or more substituents selected from halo (i.e. fluoro, chloro, bromo or iodo), C.sub.1-4 alkyl, amino, C.sub.1-4 alkylamino, di-C.sub.1-4 alkylamino, nitro, sulphonyl, aminosulphonyl, trihalomethyl, carboxy, C.sub.1-4 alkoxycarbonyl, amido, C.sub.1-4 alkylamido C.sub.1-4 alkoxy, C.sub.2-4 alkenyl, cyano, aminomethyl or methylsulphonyl; R.sup.a and R.sup.b, which may be the same or different, each represents a hydrogen or alkali metal (e.g. sodium or lithium) atom or a C.sub.1-4 (e.g. ethyl) group; m is 0 or 1; Y is a group of formula:
REFERENCES:
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patent: 4168267 (1979-09-01), Petrillo
patent: 4226610 (1980-10-01), Takematsu et al.
patent: 4272528 (1981-06-01), Von Esch et al.
patent: 4396772 (1983-08-01), Petrillo, Jr.
patent: 4399287 (1983-08-01), Baillie et al.
Hardy George W.
Wilkinson Samuel
Wrigglesworth Roger
Brown Donald
Evans J. E.
The Wellcome Foundation Ltd.
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