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3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid

Also known as: 3-[(4-Chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]thiophene-2-carboxylic acid, 2-Thiophenecarboxylic acid, 3-[[(4-chloro-3-methyl-5-isoxazolyl)amino]sulfonyl]-, N-(4-Chloro-3-methyl-5-isoxazolyl)-2-carboxylthiophene-3-sulfonamide, N-(4-Chloro-3-methyl-5-isoxazolyl)-3-sulfamoylthiophene-2-carboxylic acid

3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid (CAS 184040-74-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7ClN2O5S2 and a molecular weight of 322.745 g/mol. Key properties include a boiling point of 557.0±60.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 290.7±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
184040-74-2
Jingsj CID
J-1019014-4
Molecular Formula
C9H7ClN2O5S2
Molecular Weight
322.745 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point557.0±60.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point290.7±32.9 °C
Exact Mass321.948486
PSA146.12000
LogP1.25
Vapor Pressure0.0±1.6 mmHg at 25°C
Refractive Index1.658

Customs & Trade Information

HS Code2935009090
Summary2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid?

The CAS number of 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid is 184040-74-2.

What are the molecular formula and molecular weight of 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid?

3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid has molecular formula C9H7ClN2O5S2 and molecular weight 322.745 g/mol.

What are the upstream and downstream products of 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid?

For 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid, Upstream Products: Methyl 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]thiophene-2-carboxylate, Methyl 3-chlorosulfonylthiophene-2-carboxylate; Downstream Products: 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide, Sitaxentan.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid (CAS 184040-74-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1019014-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.