7-glycosyloxybenzopyran derivative and antiallergic agent contai

Details 7-glycosyloxybenzopyran derivative and antiallergic agent contai 7-glycosyloxybenzopyran derivative and antiallergic agent contai

1995-05-19

1996-12-03

Krass, Frederick

Drug, bio-affecting and body treating compositions

Topical body preparation containing solid synthetic organic...

Anti-inflammatory or anti-irritant

536 8, 536 181, 514 27, 549286, A01N 4304, A61K 3170

Patent

active

055805523

ABSTRACT:
A 7-glycosyloxybenzopyran derivative represented by the following formula (I) ##STR1## wherein, R is a hydrogen atom, an acyl group, an alkyl group, a cycloalkyl group, an alkenyl group or an aralkyl group, R.sub.2 is a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group or an aralkyl group and R.sub.3 is a glycosyl group whose hydroxyl group is protected or not protected, selected from the group consisting of glucosyl, mannosyl and galactosyl groups, and physiologically acceptable salts thereof.

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patent: 4211772 (1980-07-01), Fauran et al.
patent: 4845121 (1989-07-01), Witiak et al.
Chemical Abstracts 118:212829, "A Novel Synthesis of 4-Hydroxy-3-Phenylcoumarins", Clerici et al.
Synthetic aci-Reductones; J. Med. Chem. 1988, vol. 31, 1437-1445.

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