2,3,3-Trimethyl-3H-indole-5-sulfonic acid triethylamine salt

2,3,3-三甲基-3H-吲哚-5-磺酸三乙胺盐

Also known as: Triethylamine 2,3,3-trimethyl-3H-indole-5-sulfonate, Triethylammonium 2,3,3-trimethyl-3H-indole-5-sulfonate, 5-Sulfo-2,3,3-trimethylindolenine triethylamine salt

2,3,3-Trimethyl-3H-indole-5-sulfonic acid triethylamine salt (CAS 132557-73-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H13NO3S and a molecular weight of 239.29100 g/mol. It is also known as Triethylamine 2,3,3-trimethyl-3H-indole-5-sulfonate, Triethylammonium 2,3,3-trimethyl-3H-indole-5-sulfonate and 5-Sulfo-2,3,3-trimethylindolenine triethylamine salt. Key properties include a melting point of 290-295ºC and a density of 1.34g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

132557-73-4

Jingsj CID

J-1358038-8

Molecular Formula

C₁₁H₁₃NO₃S

Chinese Name

2,3,3-三甲基-3H-吲哚-5-磺酸三乙胺盐

Molecular Weight

239.29100 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026