A variety of pyrazolinylsulfonyl thiophenecarboxamides were prepared by using the olefin moiety present in styrylsulfonyl thiophenecarboxamides through 1,3-dipolar cycloaddition methodology. Oxidation of former compounds with chloranil in xylene gave pyrazolylsulfonyl thiophenecarboxamides.
Synthesis of a new class of pyrazolylsulfonyl thiophenecarboxamides
D. V. Sowmya, G. Sravya, B. C. Venkatesh, V. Padmavathi, Grigory V. Zyryanov; Synthesis of a new class of pyrazolylsulfonyl thiophenecarboxamides. AIP Conf. Proc. 11 January 2019; 2063 (1): 040052. https://doi.org/10.1063/1.5087384
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