1-ethyl-2,3,3-trimethyl-3H-indol-1-ium-5-sulfonate

1-乙基-2,3,3-三甲基-3H-吲哚-5-磺酸内盐

Also known as: 1-Ethyl-2,3,3-trimethylindolenium-5-sulfonate, 1-Ethyl-2,3,3-trimethyl-5-sulfo-3H-indolium inner salt, 3H-Indolium, 1-ethyl-2,3,3-trimethyl-5-sulfo-, inner salt, Sulfo Cy int(Et), 1-Ethyl-2,3,3-trimethyl-3H-indol-1-ium-5-sulfonate B, 1-ethyl-2,3,3-trimethylindol-1-ium-5-sulfonate

1-ethyl-2,3,3-trimethyl-3H-indol-1-ium-5-sulfonate (CAS 146368-07-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H17NO3S and a molecular weight of 267.34400 g/mol. It is also known as 1-Ethyl-2,3,3-trimethylindolenium-5-sulfonate, 1-Ethyl-2,3,3-trimethyl-5-sulfo-3H-indolium inner salt and 3H-Indolium, 1-ethyl-2,3,3-trimethyl-5-sulfo-, inner salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

146368-07-2

Jingsj CID

J-1560019-2

Molecular Formula

C₁₃H₁₇NO₃S

Chinese Name

1-乙基-2,3,3-三甲基-3H-吲哚-5-磺酸内盐

Molecular Weight

267.34400 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026