STRUCTURE OF PRODUCTS OF ADDITION OF THIOSEMICARBAZIDES AND THIOSEMICARBAZONES TO ACETYLENEDICARBOXYLIC ACID AND ITS DIMETHYL ESTER

DOI: 10.1007/BF00506859

Source and publish data:

Chemistry of Heterocyclic Compounds p. 103 - 107 (1990)

Update date:2022-08-04

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Authors:

Kauss, V. Ya.

Liepin'sh, E. E.

Kalvin'sh, I. Ya.

Lukevits, E.

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Article abstract of DOI:10.1007/BF00506859

Addition of 1,1-di-, 1,4-di-, and 1,1,4-trisubstituted thiosemicarbazides to acetylenedicarboxylic acid and its dimethyl ester affords 2-hydrazono-4-oxo-1,3-thiazolidine-Δ^5,α-acetic acids, while 4-monosubstituted thiosemicarbazides give 2-imino-3-amino-1,3-thiazolidin-4-ones.

Full text of DOI:10.1007/BF00506859

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