Synthesis of tertiary 1-alkylthio-l-en-3-yne alcohols
β Scribed by A. N. Nikol'skaya; E. P. Levanova; A. N. Volkov; R. N. Kudyakova; K. A. Volkova
- Book ID
- 112487470
- Publisher
- Springer
- Year
- 1977
- Tongue
- English
- Weight
- 261 KB
- Volume
- 26
- Category
- Article
- ISSN
- 1573-9171
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π SIMILAR VOLUMES
We have recently tbund that 2-(t-alkylthio-2-cyanoethenyl)pyrroies are tbrmed in the reaction of ethyt pyrrole-2dithiocarboxylates of the I type with malonodinitrile and cyanoacetamide in the KOH--DMSO system with subsequent alkylation [1]. In attempting to extend this reaction to methylene-active
Compound 1 (1.5 g, 7 mmol) was condensed into a 250-mL flask equipped with a PTFE stopcock and containing 4 (0.66 g, 7 mmol). The flask was allowed to stand at room temperature. After 1-2 d, yellow crystals began to collect on the walls of the flask. At intervals of 2-3 d, 7 mmol of I was condensed