## Abstract The coupling reactions of two diazotized 3βaminothieno[3,4βc]coumarins were investigated. Compounds **1a**, **1b** both react with sodium nitrite in concentrated sulphuric acid at 0β5Β°C to give the diazotized intermediates **2** and **3**, the latter resulting from the acid βcatalyzed h
Some products of the coupling of gossypol with diazotized amines
β Scribed by I. P. Nazarova; A. I. Glushenkova; A. L. Markman
- Book ID
- 112372263
- Publisher
- Springer
- Year
- 1976
- Tongue
- English
- Weight
- 305 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0009-3130
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## Abstract The preparation is described of some substituted 1,4βthiazaneβ1,1βdioxides containing respectively propargyl, allyl, cyclohexyl, benzyl, octyl, dodecyl and cetyl groups in the 4βposition. Also some quaternary compounds derived from the first four substances are described.