Journal fur Praktische Chemie - Chemiker-Zeitung p. 211 - 217 (1994)
Update date:2022-08-03
Topics:
Schmidt, Arthur H.
Petri, Michael
Fuchs, Monika
Endres, Hannelore
Kortmann, Susanne
In the presence of thiophenols semisquaric hydrazides (4) are converted into squaric-1,2-diamides (6) upon heating in alcoholic solution.Proof is given that thiosquaric-S-ester-amides (8) are intermedites in this process.
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