2,3,5,6-Tetrachloro-4-(methylsulfonyl)pyridine

2,3,5,6-四氯-4-(甲基磺酰基)吡啶

Also known as: Dowicil S-13, SA 1013, TCMSP, Tetrachloromethylsulfonylpyridine, 4-(Methylsulfonyl)-2,3,5,6-tetrachloropyridine, Caswell No. 830A, EINECS 236-035-5, Methyl 2,3,5,6-tetrachloro-4-pyridyl sulfone, Pyridine, 2,3,5,6-tetrachloro-4-(methylsulfonyl)-

2,3,5,6-Tetrachloro-4-(methylsulfonyl)pyridine (CAS 13108-52-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl4NO2S and a molecular weight of 294.970 g/mol. It is also known as Dowicil S-13, SA 1013 and TCMSP. Key properties include a melting point of 148 °C, a boiling point of 451.1±45.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 226.6±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

13108-52-6

Jingsj CID

J-5295-1

Molecular Formula

C₆H₃Cl₄NO₂S

Chinese Name

2,3,5,6-四氯-4-(甲基磺酰基)吡啶

Molecular Weight

294.970 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026