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Methyl 2-acetamidothiophene-3-carboxylate

Also known as: 2-(Acetylamino)-3-thiophenecarboxylic acid methyl ester, 2-Acetamino-3-methoxycarbonyl-thiophen, 2-acetylamino-thiophene-3-carboxylic acid methyl ester, 3-Thiophenecarboxylic acid, 2-(acetylamino)-, methyl ester, methyl 2-(acetylamino)-3-thiophenecarboxylate, methyl 2-(acetylamino)thiophene-3-carboxylate, methyl-2-acetamidothiophene-3-carboxylate

Methyl 2-acetamidothiophene-3-carboxylate (CAS 22288-81-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H9NO3S and a molecular weight of 199.22700 g/mol. Key properties include a melting point of 103-105ºC, a boiling point of 391.7ºC at 760mmHg, a density of 1.329g/cm3 and a flash point of 190.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22288-81-9
Jingsj CID
J-1505346-0
Molecular Formula
C8H9NO3S
Molecular Weight
199.22700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point103-105ºC
Boiling Point391.7ºC at 760mmHg
Density1.329g/cm3
Flash Point190.7ºC
Exact Mass199.03000
PSA83.64000
LogP1.56610
Vapor Pressure2.43E-06mmHg at 25°C
Refractive Index1.591
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Methyl 2-acetamidothiophene-3-carboxylate?

The CAS number of Methyl 2-acetamidothiophene-3-carboxylate is 22288-81-9.

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

Methyl 2-acetamidothiophene-3-carboxylate has molecular formula C8H9NO3S and molecular weight 199.22700 g/mol.

What are the upstream and downstream products of Methyl 2-acetamidothiophene-3-carboxylate?

For Methyl 2-acetamidothiophene-3-carboxylate, Upstream Products: Methyl 2-aminothiophene-3-carboxylate.

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 2-acetamidothiophene-3-carboxylate (CAS 22288-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505346-0 (accessed 2026-11-09).

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