Pharmaceutical compositions containing 1 or 2-mono and dialkyl s

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Allergen or component thereof

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A61K 3138

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active

039461114

ABSTRACT:
1,2-Dihydro-4H-thieno-[2,3-c][1]benzopyrans of the formulae ##SPC1##
Wherein R is a lower alkyl group having 1 to 5 carbons, R.sub.1 is hydrogen or a lower alkyl group having 1 to 5 carbons, R.sub.2 is a lower alkyl group and R.sub.3 is an alkyl group having 1 to 20 carbon atoms, a phenyl-lower alkyl group or a cycloalkyl-lower alkyl group. The compounds have analgesic, antihypertensive, antidepressant, anticonvulsant, antianxiety, sedative-hypnotic and/or tranquilization activity.

REFERENCES:
patent: 3639426 (1972-02-01), Razdan
patent: 3639427 (1972-02-01), Razdan
patent: 3656906 (1972-04-01), Bullock
patent: 3801597 (1974-04-01), Makisumi

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