methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate

3-(2-氨基苯氧基)-2-噻吩羧酸甲酯

Also known as: methyl 3-(2-aminophenoxy)thiophene-2-carboxylate, 2-Thiophenecarboxylic acid, 3-(2-aminophenoxy)-, methyl ester

methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate (CAS 91041-21-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11NO3S and a molecular weight of 249.28600 g/mol. It is also known as methyl 3-(2-aminophenoxy)thiophene-2-carboxylate and 2-Thiophenecarboxylic acid, 3-(2-aminophenoxy)-, methyl ester. Key properties include a melting point of 107-109ºC, a boiling point of 368ºC at 760mmHg, a density of 1.314g/cm3 and a flash point of 176.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 91041-21-3
Jingsj CID: J-1505362-2
Molecular Formula: C₁₂H₁₁NO₃S
Chinese Name: 3-(2-氨基苯氧基)-2-噻吩羧酸甲酯
Molecular Weight: 249.28600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	107-109ºC
Boiling Point	368ºC at 760mmHg
Density	1.314g/cm3
Flash Point	176.4ºC

Frequently Asked Questions

What is the CAS number of methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate?

The CAS number of methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate is 91041-21-3.

What are the molecular formula and molecular weight of methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate?

methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate has molecular formula C12H11NO3S and molecular weight 249.28600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate (CAS 91041-21-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505362-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.