3-AMINO-4-(1-AMINO-2-CYANOVINYL)FURAZANS: SYNTHESIS AND CYCLIZATION
DOI:
https://doi.org/10.1007/5805Keywords:
enaminonitriles, furazan, malononitrile, cyclocondensation, X-ray structural analysis.Abstract
It was shown that 3-amino-4-cyanofurazan easily condenses with malononitrile and ethyl cyanoacetate in the presence of bases, formingpolyfunctional enaminonitriles – precursors in the synthesis of pyrazoles and annulated derivatives of furazano[3,4-b]pyridines and furazano[3,4-b]pyrimidines.
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Published
2020-09-17
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Short Communications