Also Called: Butanedioic acid, 2-[(6-oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)methyl]-, 1,4-bis(2-hydroxyethyl) ester;Butanedioic acid, (6H-dibenz[c,e][1,2]oxaphosphorin-6-ylmethyl)-, bis(2-hydroxyethyl) ester, P-oxide;Butanedioic acid, 2-((6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)methyl)-, 1,4-bis(2-hydroxyethyl) ester;Butanedioic acid, [(6-oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)methyl]-, bis(2-hydroxyethyl) ester;Bis(2-hydroxyethyl) (6H-dibenz[c,e][1,2]oxaphosphorin-6-ylmethyl)succinate P-oxide;Bis(2-hydroxyethyl)(6H-dibenz[c,e][1,2]oxaphosphorin-6-ylmethyl)succinate P-oxide;Butanedioic acid, (6H-dibenzo[c,e][1,2]oxaphosphorin-6-ylmethyl)-, bis(2-hydroxyethyl) ester, P-oxide;Bis(2-Hydroxyethyl) (6H-dibenz[c,e][1,2] oxaphosphorin-6-ylmethyl)succinate P-oxide;2-(9',10'-ジヒドロ-9'-オキサ-10'-オキサイド-10'-ホスフアフエナントレン-10'-イル)メチルコハク酸ビス(2-ヒドロキシエチル)