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Controlling effect of substituents on the reduction of 4-substituted 3-nitrocoumarins by sodium hydrosulfite

✍ Scribed by É. A. Parfenov; V. L. Savel'ev; L. D. Smirnov


Publisher
Springer US
Year
1989
Tongue
English
Weight
69 KB
Volume
25
Category
Article
ISSN
0009-3122

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## Abstract The solvent effect on a nucleophilic substitution reaction of 2‐ and 4‐chloro‐3,5‐dinitrobenzotrifluoride with substituted anilines was studied in methanol, acetonitrile, and toluene at 25°C. This reaction is of second order, except 2‐chloro‐3,5‐dinitrobenzotrifluoride in toluene shows