Cyclic phosphorus compounds HCA-HQ | 10-(2,5-dihydroxyphenyl)-9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide
Cyclic phosphorus compounds M-Ester | Bis(2-hydroxyethyl) (6H-dibenz[c,e][1,2]oxaphosphorin-6-ylmethyl)succinate P-oxide
Cyclic phosphorus compounds PSMS-11 | 6H-Dibenz[c,e][1,2]oxaphosphorin, 6-oxide, polymer with ethenylbenzene and (1-methylethenyl)benzene