Journal of Heterocyclic Chemistry

Functional derivatives of thiophene. I. Synthesis and 1H??NMR spectra in the 2??aminothiophene series

C Galvez, F Garcia

Index: Galvez, C.; Garcia, F. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 851 - 853

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Citation Number: 11

Abstract

Abstract The preparation of 2-amino-5-nitrothiophene, 2-formamido-5-nitrothiophene, 2- acetamido-5-nitrothiophene and 2-t-butyloxycarbonylamino-5-nitrothiophene are described. Abnormal values of the coupling constants J 3.4 had been observed in the 1 H-nmr spectra of compounds obtained.