Polyfunctionally Substituted Pyridines from Cyanoacetamide and Cyanoacetanilide
โ Scribed by R. M. Mohareb; A. Habashi; H. Z. Shams; S. M. Fahmy
- Book ID
- 101642758
- Publisher
- John Wiley and Sons
- Year
- 1987
- Tongue
- English
- Weight
- 318 KB
- Volume
- 320
- Category
- Article
- ISSN
- 0365-6233
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
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
thioglycolic acid, aryldiazonium chloride, 3-arylpyrazol-5-yl diazonium chloride and alkylidenemalononitrile derivatives, respectively. The reaction mechanism for each one was discussed. All structures were suggested on the basis of elemental analyses and spectral data. Polyfunctionally substitutedh
The reactions of formaldehyde and acetaldehyde with active methylene compounds, followed by reaction with cyanoacetic acid hydrazide 2, afforded N-aminopyridine-2-one derivatives 5a-f. In contrast, the reactions of cyanoacetic acid hydrazide 2 with aliphatic aldehydes and cyanothioacetamide afforded