129345-99-9Relevant academic research and scientific papers
STRUCTURE OF PRODUCTS OF ADDITION OF THIOSEMICARBAZIDES AND THIOSEMICARBAZONES TO ACETYLENEDICARBOXYLIC ACID AND ITS DIMETHYL ESTER
Kauss, V. Ya.,Liepin'sh, E. E.,Kalvin'sh, I. Ya.,Lukevits, E.
, p. 103 - 107 (2007/10/02)
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-Δ5,α-acetic acids, while 4-monosubstituted thiosemicarbazides give 2-imino-3-amino-1,3-thiazolidin-4-ones.
