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Mesoionic 2-acylimino-1,3,4-thiadiazoles

✍ Scribed by A. Ya. Lazaris; A. N. Egorochkin


Book ID
112331501
Publisher
Springer US
Year
1975
Tongue
English
Weight
134 KB
Volume
11
Category
Article
ISSN
0009-3122

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Preparation of 2-substituted 1,3,4-thiad
✍ Molina, Pedro ;Arques, Antonio ;Cartagena, Inmaculada ;AlΓ­as, MarΓ­a AsunciΓ³n ;de πŸ“‚ Article πŸ“… 1988 πŸ› John Wiley and Sons 🌐 English βš– 756 KB

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-