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摘要
A synthesis of functionalized N-arylsulfonyl pyrazoles from the multicomponent reaction of arylsulfonyl hydrazones and dialkyl acetylenedicarboxylates in the presence nucleophilic compounds such as pyridine, isoquinoline, or triphenylphosphine, in good yields, is described. [Supplementary materials are available for this article. Go to the publisher's online edition of Synthetic Communications (R) for the following free supplemental resources: Full experimental and spectral details.]
- 出版日期2013-12-2
