4-(Chlorosulfonyl)phenyl pivalate

对新戊酰氧基苯磺酰氯

Also known as: 4-Chlorosulfonylphenylpivalate, p-Pivaloyloxybenzenesulfonyl chloride, 2,2-Dimethylpropanoic acid 4-(chlorosulfonyl)phenyl ester, Propanoic acid, 2,2-dimethyl-, 4-(chlorosulfonyl)phenyl ester, Phenyl pivalate 4-(chlorosulfonyl), Sivelestat sodium Impurity B, Sivelestat impurity 3, Severlastat impurity 3, 4-(Chlorosulfonyl)phenyl 2,2-dimethylpropanoate

4-(Chlorosulfonyl)phenyl pivalate (CAS 150374-99-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H13ClO4S and a molecular weight of 276.737 g/mol. It is also known as 4-Chlorosulfonylphenylpivalate, p-Pivaloyloxybenzenesulfonyl chloride and 2,2-Dimethylpropanoic acid 4-(chlorosulfonyl)phenyl ester. Key properties include a melting point of 83-87ºC, a boiling point of 355.6±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 168.9±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

150374-99-5

Jingsj CID

J-1027300-3

Molecular Formula

C₁₁H₁₃ClO₄S

Chinese Name

对新戊酰氧基苯磺酰氯

Molecular Weight

276.737 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026