Catechol derivatives and pharmaceutical compositions thereof for

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ketone doai

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514718, 514731, 514699, 568763, 568765, 568308, 568766, 568652, 568329, 568731, 568442, 568647, 568649, 568660, 568662, C07C 3908, C07C 43164, C07C 4711, A61K 3105

Patent

active

046186271

ABSTRACT:
A catechol derivative represented by the formula ##STR1## The compounds of this invention are useful for the prophylaxis and treatment for various allergic diseases, ischemic heart diseases and inflammations caused by slow reacting substance of anaphylaxis (SRS-A), since the compounds inhibit very potently the formation and release of SRS-A.

REFERENCES:
patent: 1306710 (1919-06-01), Nomura
patent: 3256336 (1966-06-01), Lange
patent: 4062978 (1977-12-01), Cole et al.
Pepper et al., Canadien Jour. Chem., vol. 49, No. 20, (1971), 3394-3395.

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