Conversion of Piperidine-4-ones into [1,4]-Diazepan-5-ones under Microwave Irradiation Using a Silica Gel Supported NaHSO4 Catalyst.
β Scribed by M. Gopalakrishnan; P. Suresh Kumar; J. Thanusu; C. Prabhu; V. Kanagarajan
- Book ID
- 102002817
- Publisher
- John Wiley and Sons
- Year
- 2007
- Weight
- 17 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0931-7597
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## Abstract magnified image Silica gel supported sodium hydrogen sulfate catalyzes efficiently the condensation of __o__βphenylenediamines with ketones under microwaves in solvent free conditions to afford the corresponding 1,5βbenzodiazepine derivatives in high yields. Compared to conventional re