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A new model for the theoretical tautomeric constant (KT) calculation of 2-, 3- and 4-substituted pyridines

✍ Scribed by G. Ramı́rez-Galicia; G. Pérez-Caballero; M. Rubio


Book ID
114141229
Publisher
Elsevier Science
Year
2001
Tongue
English
Weight
111 KB
Volume
542
Category
Article
ISSN
0166-1280

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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