6-Chlorodibenz[c,e][1,2]oxaphosphorin

6-chlorobenzo[c][1,2]benzoxaphosphinine ; 6-chlorodibenz[c,e][1,2]oxaphosphorin ; 6h-dibenz(c,e)(1,2)oxaphosphorin, 6-chloro- ; 6-chloro-6h-dibenzo[c,e][1,2]oxaphosphinine ; 10-chloro-9,10-dihydro-9-oxa-10-phosphaphenanthrene ; 6-chloro-6h-dibenz[c,e][1,2]oxaphosphorin