
Chemistry of Heterocyclic Compounds p. 274 - 278 (1992)
Update date:2022-07-30
Topics:
Parfenov, E. A.
Smirnov, L. D.
The effect of a heterosubstituent on the result of the reduction of 3-nitro-4-substituted coumarins with sodium hydrosulfite, which generally leads to a mixture of three compounds, viz., the product of the reduction of the nitro group to an amino group an
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