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Methyl 3-aminosulfonylthiophene-2-carboxylate

Also known as: Methyl 3-sulfamoyl-2-thiophenecarboxylate, Methyl 3-(aminosulfonyl)-2-thiophenecarboxylate, Methyl 3-(aminosulfonyl)thiophene-2-carboxylate, Methyl 3-sulfamoylthiophene-2-carboxylate, 2-(Methoxycarbonyl)thiophene-3-sulfonamide, 2-Methoxycarbonyl-thiophene-3-sulfonamide, 3-(Aminosulfonyl)-2-thiophenecarboxylic acid methyl ester, CL220

Methyl 3-aminosulfonylthiophene-2-carboxylate (CAS 59337-93-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO4S2 and a molecular weight of 221.254 g/mol. Key properties include a boiling point of 428.3±55.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 212.8±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
59337-93-8
Jingsj CID
J-1147507-3
Molecular Formula
C6H7NO4S2
Molecular Weight
221.254 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point428.3±55.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point212.8±31.5 °C
Exact Mass220.981644
PSA123.08000
LogP-0.09
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.579

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 Methyl 3-aminosulfonylthiophene-2-carboxylate?

The CAS number of Methyl 3-aminosulfonylthiophene-2-carboxylate is 59337-93-8.

What are the molecular formula and molecular weight of Methyl 3-aminosulfonylthiophene-2-carboxylate?

Methyl 3-aminosulfonylthiophene-2-carboxylate has molecular formula C6H7NO4S2 and molecular weight 221.254 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 3-aminosulfonylthiophene-2-carboxylate (CAS 59337-93-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1147507-3 (accessed 2026-11-09).

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