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Ring-chain tautomerism and thermo- and photochromism of 3-(1-hydroxy-4-methyl-2-naphthyl)propenal imines

✍ Scribed by I. M. Andreeva; O. M. Babeshko; E. M. Bondarenko; N. V. Volbushko; M. I. Knyazhanskii; E. A. Medyantseva; A. V. Metelitsa; V. I. Minkin


Book ID
112357077
Publisher
Springer US
Year
1983
Tongue
English
Weight
555 KB
Volume
19
Category
Article
ISSN
0009-3122

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Thiohydrazide compounds 1 react with lactam acetals 2 or solution, however, most of them undergo a reversible ringlactim ethers 3 by condensation giving unusual zwitterionic chain transformation to novel 2-(o-aminoalkyl)-1,3,4-thiaditautomers 5 of lactam thioacylhydrazones 4. These compounds azole s