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METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE

3-羟基-5-甲氧基噻吩-2-甲酸甲酯

Also known as: Methyl 3-hydroxy-5-methoxythiophene-2-carboxylate, 3-Hydroxy-5-methoxy-2-methoxycarbonylthiophene, 2-Thiophenecarboxylic acid, 3-hydroxy-5-methoxy-, methyl ester, methyl 3-hydroxy-5-methoxy-2-thiophenecarboxylate

METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE (CAS 19813-55-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H8O4S and a molecular weight of 188.20100 g/mol. It is also known as Methyl 3-hydroxy-5-methoxythiophene-2-carboxylate, 3-Hydroxy-5-methoxy-2-methoxycarbonylthiophene and 2-Thiophenecarboxylic acid, 3-hydroxy-5-methoxy-, methyl ester. Key properties include a melting point of 70-71ºC, a boiling point of 314.7ºC at 760mmHg, a density of 1.4g/cm3 and a flash point of 144.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19813-55-9
Jingsj CID
J-1470881-9
Molecular Formula
C7H8O4S
Chinese Name
3-羟基-5-甲氧基噻吩-2-甲酸甲酯
Molecular Weight
188.20100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70-71ºC
Boiling Point314.7ºC at 760mmHg
Density1.4g/cm3
Flash Point144.1ºC

Frequently Asked Questions

What is the CAS number of METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE?

The CAS number of METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE is 19813-55-9.

What are the molecular formula and molecular weight of METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE?

METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE has molecular formula C7H8O4S and molecular weight 188.20100 g/mol.

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

Last updated:

How to cite: Jingsj. "METHYL 3-HYDROXY-5-METHOXY-2-THIOPHENECARBOXYLATE (CAS 19813-55-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1470881-9 (accessed 2026-10-23).

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