%0 Journal Article %T Synthesis and Antimicrobial Activity of Azepine Analogue of Lignan %A Ashok Kumar Singh %J Journal of Nepal Chemical Society %P 44-47 %D 2012 %R 10.3126/jncs.v29i0.9236 %X Diphenylamine (1) was condensed with maleic anhydride (2) in the presence of sodium hydride and dry benzene, 4-N,N-diphenyl amine-4-oxo-2-butenoic acid (3) was achieved. Intramolecular cyclization of compound 3 with PPE afforded 1-phenyl-1H-benzo[b] azepine-2,5 dione (4).  DOI: http://dx.doi.org/10.3126/jncs.v29i0.9236 Journal of Nepal Chemical Society Vol. 29, 2012 Page: 44-47 Uploaded date : 12/3/2013 %K Diphenylamine %K Azepine %K Podophyllotoxin %U http://www.nepjol.info/index.php/JNCS/article/view/9236