Carboxamido-derivatives of 5H-1,3,4-thiadiazolo[3,2-a]pyrimidine

Details Carboxamido-derivatives of 5H-1,3,4-thiadiazolo[3,2-a]pyrimidine Carboxamido-derivatives of 5H-1,3,4-thiadiazolo[3,2-a]pyrimidine

1983-12-08

1985-06-11

Ramsuer, Robert W.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514231, 514258, 544 582, 544 586, 544117, 544255, A61K 31505, A61K 31535, C07D51304

Patent

active

045229449

ABSTRACT:
The present invention relates to new carboxamido-derivatives of 5H-1,3,4-thiadiazolo[3,2-a]pyrimidines, to a process for their preparation and to pharmaceutical (i.e. anti-inflammatory and analgesic) compositions containing them.
The invention provides compounds having the following general formula (I) ##STR1## wherein R.sub.1 represents:

REFERENCES:
Chemical Abstract--vol. 76, 1972, #59562g.
Chemical Abstract--vol. 84, 1976, #84:4010k.

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