FUNCTIONAL DERIVATIVES OF THIOPHENE. 18. SYNTHESIS OF 4-OXOTHIENOOXAZINE DERIVATIVES AND THIOPHENE-3-CARBOXYLIC ACID HYDRAZIDES

DOI: 10.1007/BF00475387

Source and publish data:

Chemistry of Heterocyclic Compounds p. 36 - 37 (1980)

Update date:2022-08-05

Topics:

Authors:

Kharizomenova, I.A.

Samsonova, N.V.

Kaplina, N.V.

Kapustina, M.V.

Grinev, A.N.

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Article abstract of DOI:10.1007/BF00475387

2-Aryl-4-oxothieno<2,3-d>oxazine derivatives were synthesized.Opening of the oxazine ring to give 2-benzamidothiophene-3-carboxylic acid hydrazide derivatives is observed when these compounds are treated with hydrazine hydrate.

Full text of DOI:10.1007/BF00475387

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