(2E)-3-[3-(Phenylsulfamoyl)phenyl]acrylic acid

3-(3-苯氨基磺酰苯)丙烯酸

Also known as: (2E)-3-[3-[(phenylamino)sulfonyl]phenyl]-2-propenoic acid, (2E)-3-{3-[(phenylamino)sulfonyl]phenyl}prop-2-enoic acid, (E)-3-(3-(N-phenylsulfamoyl)phenyl)acrylic acid, (E)-3-(3-phenylsulfamoyl-phenyl)-acrylic acid, 2-Propenoic acid, 3-[3-[(phenylamino)sulfonyl]phenyl]-, (2E)-, 3-(3-Phenylsulfamoylphenyl)acrylic acid, Belinostat acid, Belinostat Impurity 5 (Belinostat Acid), Belinostat M3, Belinostat Acid Impurity

(2E)-3-[3-(Phenylsulfamoyl)phenyl]acrylic acid (CAS 866323-87-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H13NO4S and a molecular weight of 303.333 g/mol. It is also known as (2E)-3-[3-[(phenylamino)sulfonyl]phenyl]-2-propenoic acid, (2E)-3-{3-[(phenylamino)sulfonyl]phenyl}prop-2-enoic acid and (E)-3-(3-(N-phenylsulfamoyl)phenyl)acrylic acid. Key properties include a boiling point of 529.4±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 274.0±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

866323-87-7

Jingsj CID

J-1527429-0

Molecular Formula

C₁₅H₁₃NO₄S

Chinese Name

3-(3-苯氨基磺酰苯)丙烯酸

Molecular Weight

303.333 g/mol

Category

Organic Acids

Last updated

8/21/2026