Method for preparing carboxamides

Details Method for preparing carboxamides Method for preparing carboxamides

1997-07-23

1999-07-20

Huang, Evelyn

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

Organic compounds

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

544360, 546 93, 546189, C07D40114, C07D40106

Patent

active

059257571

ABSTRACT:
The invention relates to a process for producing a carboxamide of the formula ##STR1## which comprises reacting ##STR2## with an excess of urea in water, wherein the variables in the above formulae are as described herein.

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