[(6-Oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)methyl]butanedioic acid

[(6-氧代-6H-二苯并[c,e][1,2]氧磷杂己环-6-基)甲基]丁二酸

Also known as: 9,10-Dihydro-10-(2,3-dicarboxypropyl)-9-oxa-10-phosphaphenanthrene 10-oxide, 2-[(6-oxobenzo[c][2,1]benzoxaphosphinin-6-yl)methyl]butanedioic acid, DDP, Halogen-free environmental protection flame retardant DDP

[(6-Oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)methyl]butanedioic acid (CAS 63562-33-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H15O6P and a molecular weight of 346.27100 g/mol. It is also known as 9,10-Dihydro-10-(2,3-dicarboxypropyl)-9-oxa-10-phosphaphenanthrene 10-oxide, 2-[(6-oxobenzo[c][2,1]benzoxaphosphinin-6-yl)methyl]butanedioic acid and DDP. Key properties include a melting point of 191--192ºC, a boiling point of 578.3ºC at 760 mmHg, a density of 1.48 g/cm3 and a flash point of 303.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

63562-33-4

Jingsj CID

J-979460-5

Molecular Formula

C₁₇H₁₅O₆P

Chinese Name

[(6-氧代-6H-二苯并[c,e][1,2]氧磷杂己环-6-基)甲基]丁二酸

Molecular Weight

346.27100 g/mol

Category

Organic Acids

Last updated

8/21/2026