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Kondensation von 2‐Hydrazino‐2‐thiazolin mit Oxalsäure‐diethylester und Oxalsäure‐halbester‐aminden
Author(s) -
Ongania KarlHans
Publication year - 1981
Publication title -
chemische berichte
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.667
H-Index - 136
eISSN - 1099-0682
pISSN - 0009-2940
DOI - 10.1002/cber.19811140340
Subject(s) - chemistry , medicinal chemistry , hydrazine (antidepressant) , condensation , oxalate , organic chemistry , chromatography , physics , thermodynamics
Condensation of 2‐Hydrazino‐2‐thiazoline with Diethyl Oxalate and Oxamic Esters Diethyl oxalate, ethyl oxamate, and ethyl oxanilate react with the hydrazine 1 to give the triazine 3 and the hydrazides 2b and 2c , respectively. In the presence of base the triazine 3 and the triazole 6 are obtained.
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