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Dipolare (1:1)-Addukte aus der Reaktion von 3-Amino-2H-azirinen mit 1,3,4-Oxadiazol- und 1,3,4-Thiadiazol-2(3H)-onen

✍ Scribed by Simon M. Ametamey; Beverly R. Vincent; Heinz Heimgartner


Publisher
John Wiley and Sons
Year
1990
Tongue
German
Weight
955 KB
Volume
73
Category
Article
ISSN
0018-019X

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Reaction of 4H-3.1-benzothiazine-4-lhiones 1 with S-methylisothiosemicarbazide hydroiodide yields bamino-1.3.4-thiadiazoles 2 insteud of the espected 1.2,4-triazolo[3,2-c]quinazolines. Structures of compounds 2 have been established by mcans of '>C-N M R analysis and X-ray crystallography. 3-Arnino-