1-(2-Propenyl)-1a,9b-dihydro-1H-phenanthro(9,10-b)azirine 101912-69-0 1H-Phenanthro(9,10-b)azirine, 1a,9b-dihydro-1-(2-propenyl)- 91540-30-6 BRN 4679022 CCRIS 2135 N-(2-Propenyl)phenanthrene 9,10-imine N-Allylphenanthreneimine