2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-disulfonic acid

2,2'-二羟基-4,4'-二甲氧基二苯甲酮-5,5'-二磺酸

Also known as: 4-hydroxy-5-(2-hydroxy-4-methoxy-5-sulfobenzoyl)-2-methoxybenzenesulfonic acid, 2,2'-Dihydroxy-4,4'-dimethoxy-5,5'-sulfonicacidbenzophenone, Benzenesulfonic acid, 3,3'-carbonylbis[4-hydroxy-6-methoxy-, 2,2'-DIHYDROXY-4,4'-DIMETHOXYBENZOPHENONE-5,5'-DISULFONIC ACID

2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-disulfonic acid (CAS 143982-77-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H14O11S2 and a molecular weight of 434.39500 g/mol. It is also known as 4-hydroxy-5-(2-hydroxy-4-methoxy-5-sulfobenzoyl)-2-methoxybenzenesulfonic acid, 2,2'-Dihydroxy-4,4'-dimethoxy-5,5'-sulfonicacidbenzophenone and Benzenesulfonic acid, 3,3'-carbonylbis[4-hydroxy-6-methoxy-. Key property: a density of 1.683. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

143982-77-8

Jingsj CID

J-1137356-6

Molecular Formula

C₁₅H₁₄O₁₁S₂

Chinese Name

2,2'-二羟基-4,4'-二甲氧基二苯甲酮-5,5'-二磺酸

Molecular Weight

434.39500 g/mol

Category

Organic Acids

Last updated

8/21/2026