Process for the preparation of oxadiazolopyrimidine derivatives

Details Process for the preparation of oxadiazolopyrimidine derivatives Process for the preparation of oxadiazolopyrimidine derivatives

1979-07-06

1980-09-02

Rollins, Alton D.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

424251, 544323, 544324, 546330, A61K 31505, C07D49804

Patent

active

042207720

ABSTRACT:
A process for preparing oxadiazolopyrimidines of the formula ##STR1## wherein R is alkyl or alkoxyalkyl, by reacting a compound of the formula ##STR2## wherein R is as set forth above, with phosgene, is described.

REFERENCES:
patent: 4150131 (1979-04-01), Muller et al.
patent: 4150132 (1979-04-01), Muller et al.

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