Chloropyrimidine intermediates

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

Reexamination Certificate

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C544S324000

Reexamination Certificate

active

06870053

ABSTRACT:
The present invention relates to certain novel pyrimidine intermediates and their salts, processes for their preparation and processes for their conversion to 9-substituted-2-aminopurines which are useful in medical therapy.

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