Ethyl 3-chloro-5-aminosulfonyl-1-methylpyrazole-4-carboxylate

3-氯-5-氨基磺酰基-1-甲基吡唑-4-甲酸乙酯

Also known as: 1H-Pyrazole-4-carboxylic acid, 5-(aminosulfonyl)-3-chloro-1-methyl-, ethyl ester, 5-(Aminosulfonyl)-3-chloro-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester, Ethyl 3-chloro-1-methyl-5-sulfamoyl-1H-pyrazole-4-carboxylate, Ethyl 3-chloro-1-methyl-5-sulfamoylpyrazole-4-carboxylate, Ethyl 3-chloro-5-amino sulfonyl-1-methylpyrazole-4-carboxylate, 3-chloro-4-ethoxycarbonyl-1-methylpyrazole-5-sulfonamide

Ethyl 3-chloro-5-aminosulfonyl-1-methylpyrazole-4-carboxylate (CAS 100784-26-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10ClN3O4S and a molecular weight of 267.69000 g/mol. It is also known as 1H-Pyrazole-4-carboxylic acid, 5-(aminosulfonyl)-3-chloro-1-methyl-, ethyl ester, 5-(Aminosulfonyl)-3-chloro-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester and Ethyl 3-chloro-1-methyl-5-sulfamoyl-1H-pyrazole-4-carboxylate. Key properties include a melting point of 121-123ºC, a boiling point of 475.376ºC at 760 mmHg and a density of 1.66. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

100784-26-7

Jingsj CID

J-1088877-9

Molecular Formula

C₇H₁₀ClN₃O₄S

Chinese Name

3-氯-5-氨基磺酰基-1-甲基吡唑-4-甲酸乙酯

Molecular Weight

267.69000 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026