1-substituted 4-methoxy-2,3,6-trimethylbenzene derivatives, and

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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562466, 564180, 568328, 568441, 568607, 568612, 568613, 558401, 558423, 548240, 549427, 424308, 424275, 424285, 424317, 424324, 424331, 424339, C07C 6976

Patent

active

047390999

ABSTRACT:
The invention provides a compound of formula (II): ##STR1## and the corresponding isomers and salts; in this formula, a equals 0 or 1; R.sub.1 and R.sub.2 represent, independently, H or a C.sub.1 -C.sub.4 alkyl group; R.sub.3 denotes --C.tbd.N; oxazolinyl; --CH.sub.2 OR.sub.4 (R.sub.4 =H, C.sub.1 -C.sub.4 alkyl, C.sub.2 -C.sub.6 mono- or poly-hydroxyalkyl, cyclopentyl or cyclohexyl, or --OR.sub.4 =tetrahydropyranyl); --COR.sub.5 (R.sub.5 =H, C.sub.1 -C.sub.4 alkyl, --NR'R" where R' and R" have various meanings); --OR.sub.6 (R.sub.6 =H, C.sub.1 -C.sub.18 alkyl, C.sub.2 -C.sub.3 monohydroxyalkyl or C.sub.3 -C.sub.6 polyhydroxyalkyl with 2-5 OH groups), which has useful medicinal and cosmetic applications.

REFERENCES:
patent: 4456618 (1984-06-01), Dawson et al.

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