127782-84-7Relevant academic research and scientific papers
Dehydroacetic acid, precursor of benzodiazepine synthesis
El Abbassi,Djerrari,Essassi,Fifani
, p. 7069 - 7070 (2007/10/02)
Reaction of o-phenylenediamine 1 with dehydracetic acid 2 in different alcohols leads to 2-alkoxycarbonylmethyl 4-methyl 1,5-benzodiazepines 3-7, to 4-acetyl methylene 1,5-benzodiazepin-2-one 8, and to benzimidazoles 9 and 10. This constitutes a novel and efficient synthesis of some benzodiazepine derivatives.
