## Abstract Eighteen compounds unknown in the literature, __N‐(E__)‐stilbenyloxyalkylcarbonyl‐ and __N‐(E__)‐stilbenyloxyalkylcarbonylaminoalkylcarbonyl‐substituted hydrazones of 2‐, 3‐ and 4‐pyridinecarboxaldehydes have been prepared. The stereochemical behavior of these compounds in dimethyl‐d~6~
Structure and isomerism of 2- (3-substituted) quinoxalinyl-hydrazones of isatin and its homologs
✍ Scribed by V. M. Dziomko; M. N. Stopnikova; L. V. Shmelev; Yu. S. Ryabokobylko; G. M. Adamova; R. V. Poponova
- Book ID
- 111960627
- Publisher
- Springer US
- Year
- 1980
- Tongue
- English
- Weight
- 465 KB
- Volume
- 16
- Category
- Article
- ISSN
- 0009-3122
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## Abstract Twelve compounds unknown in the literature __N__‐(__E__)‐2‐stilbenyloxymethylenecarbonyl substituted hydrazones of 2‐, 3‐ and 4‐pyridinecarboxaldehydes, as well as methyl‐3‐pyridylketone have been prepared. The stereochemical behavior of these compounds in dimethyl‐d~6~ sulfoxide soluti
## Abstract EI induced mass spectral fragmentations of twelve new hydrazones of 2‐(3‐ and 4‐)‐pyridinecarboxaldehydes and hydrazides of (__E__)‐stilbenyloxyacetic acid as well as __N__‐(__E__)‐stilbenyloxyalkylcarbonyl substituted amino acids were investigated. Fragmentations pathways are proposed