Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1990-05-29
1991-02-05
Gray, Bruce
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 45, 560 56, 560 73, 560 85, 560100, 560221, 562455, 562457, 562466, 562490, 564172, 568632, 568633, 568659, 568660, 568808, C07C27900
Patent
active
049906500
ABSTRACT:
1. An aromatic derivative having the formula (I) or the salt thereof: ##STR1## wherein R.sup.1 and R.sup.2 independently represent a hydrogen atom, hydroxyl, a halogen atom, or OR.sup.3 wherein R.sup.3 is C.sub.1 -C.sub.10 alkyl; A-B represents a hydrocarbon moiety having 1 to 10 carbon atoms and containing at least one double bond or a sulfur- or oxygen-containing hydrocarbon moiety having 1 to 10 carbon atoms; n is an integer of 2 to 4; X represents a group ##STR2## and Y represents a hydrogen atom; alkyl having 1 to 5 carbon atoms which may be substituted with aryl; alkenyl having 2 to 5 carbon atoms which may be substituted with aryl or aryl substituted with at least one C.sub.1 -C.sub.5 alkoxy; aryl which may be substituted with at least one carboxy or C.sub.1 -C.sub.5 alkoxycarbonyl or C.sub.1 -C.sub.5 alkoxy; provided that, when R.sup.1 and R.sup.2 are both hydrogen, the moiety --A--B--(CH.sub.2).sub.n --X--Y does not represent ##STR3## wherein n=2 to 4 and R.sup.4 is hydrogen or C.sub.1 -C.sub.5 alkyl.
REFERENCES:
patent: 3943257 (1976-03-01), Anderson et al.
patent: 4243682 (1981-01-01), Goudie et al.
Chemical Abstracts vol. 102, 1985, No. 203756y Teijin Ltd.
Biochemical and Biophysical Research Communications pp. 832-836, vol. 140, No. 3, 1986.
J. Med. Chem. 1987, vol. 30, No. 3, pp. 574-580, Summers et al.
Hazato Atsuo
Kurozumi Seizi
Gray Bruce
Teijin Limited
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