Journal of Heterocyclic Chemistry p. 1693 - 1697 (1997)
Update date:2022-09-26
Topics:
Coppo, Frank T.
Fawzi, Maged M.
The reaction of substituted ethyl 5-aminopyrazole-4-carboxylatcs with two equivalents of methanesulfonyl chloride gave the substituted ethyl 5-[bis(methylsufonyl)amino]-1H-pyrazole-4-carboxylates II. Removal of one of the methanesulfonyl groups, followed
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