ChemInform Abstract: Chemistry of Amino Acid Thionoester Derivatives. An Unexpected Change in the Reaction Course between Heterocyclic‐2‐carboxylic Acid Hydrazides and N‐Substituted Thionoglycinates. Preferential Formation of 4‐Amino‐1,2,4‐triazole Adducts over 1,3,4‐Oxadiazole Products.

Authors :: SIKORSKI, J. A.
MISCHKE, D. A.
SCHULTE, B. J.
Source :: ChemInform; February 1988, Vol. 19 Issue: 7 pno-no
Publication Year :: 1988
Abstract: The N‐protected α‐amino thionoester (I) reacts with the aroyl hydrazides (IIa) and (IIb) to form the oxadiazoles (IIIa) and (IIIb).