Studies with polyfunctionally substitute
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Fatima Al-Omran; Mervat Mohamed Abdel Khalik; Mohamed Hilmy Elnagdi
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Article
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1995
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John Wiley and Sons
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English
⚖ 631 KB
The 1-substituted ethylidenemalononitriles la-c condensed with triethyl orthoformate in refluxing acetic anhydride to yield the dienes 2a-c. On the other hand, a mixture o f N, N-dimethylformamide and triethyl orthoformate condensed with la-d to yield the N, N-dimethylaminopentadienonitriles 2d-g. T