4-Oxothieno[3,2-d]pyrimidine acetic acid esters

Details 4-Oxothieno[3,2-d]pyrimidine acetic acid esters 4-Oxothieno[3,2-d]pyrimidine acetic acid esters

1982-12-23

1984-04-10

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

424251, C07D48704, A61K 31505

Patent

active

044422890

ABSTRACT:
Antiallergically-active pyrimidine derivatives of the formula ##STR1## wherein R.sup.1 is hydrogen, chlorine, bromine or C.sub.1-4 -alkyl, and R.sup.2 is hydrogen or methyl,
prepared starting from corresponding 4-oxothieno[3,2-d]pyrimidine derivatives, are described.

REFERENCES:
patent: 3657245 (1972-04-01), Bormann et al.
patent: 4376121 (1983-03-01), Kienzle

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