1330784-19-4Relevant articles and documents
Synthesis and antimicrobial activity of some 7-aryl-5,6-dihydro-14-aza[1] benzopyrano[3,4-b]phenanthren-8H-ones
Brahmbhatt, Dinker I.,Patel, Niraj H.,Patel, Anil K.,Patel, Mehul A.,Patel, Varun G.
, p. 840 - 844 (2011)
Figure represented. The title compounds, 7-aryl-5,6-dihydro-14-aza[1] benzopyrano[3,4-b]phenanthren-8H-ones 3a-l have been synthesized by reacting various 4-hydroxy coumarins 1a-c with 2-arylidene-1-tetralones 2a-d in the presence of ammonium acetate and