Thiopyranodipyrazoles and their use as bronchodilators

Details Thiopyranodipyrazoles and their use as bronchodilators Thiopyranodipyrazoles and their use as bronchodilators

1987-01-27

1988-03-29

Jiles, Henry R.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

548370, A61K 31415, C07D23100

Patent

active

047344318

ABSTRACT:
The present invention is directed to a group of compounds which are variously methylated thiopyranodipyrazoles and to the S-oxides and S-dioxides of such compounds. The compounds are useful as bronchodilators and are prepared by the reaction of appropriately 5-substituted thiopyrano[3,4-c]pyrazol-4-(1H)-one with a hydrazine.

REFERENCES:
patent: 3158619 (1964-11-01), Wagner
patent: 4042373 (1977-08-01), Moje

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