Preparation of hetero arylcarboxamides

Details Preparation of hetero arylcarboxamides Preparation of hetero arylcarboxamides

1998-07-17

2000-07-11

Davis, Zinna Northington

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546323, C07D21379

Patent

active

060875062

ABSTRACT:
The invention relates to a process for the preparation of heteroarylcarboxylic amides and esters of formula I ##STR1## in which one or two of the groups A.sup.1, A.sup.2, A.sup.3, A.sup.4, and A.sup.5 represent a nitrogen atom and the other groups each independently represent CR.sup.3,

REFERENCES:
patent: 3317549 (1967-05-01), Johnston
patent: 4110373 (1978-08-01), Day
patent: 4212819 (1980-07-01), Day

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