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Ethyl 2-methylthiophene-3-carboxylate

Also known as: Ethyl 2-methyl-3-thiophenecarboxylate, 2-Methyl-3-thiophenecarboxylic acid ethyl ester, 3-Thiophenecarboxylic acid, 2-methyl-, ethyl ester, Ethyl 2-methyl-3-thienylcarboxylate, ethyl 2-methyl-thiophene-3-carboxylate, 2-Methyl-thiophene-3-carboxylic acid ethyl ester

Ethyl 2-methylthiophene-3-carboxylate (CAS 19432-66-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10O2S and a molecular weight of 170.229 g/mol. Key properties include a boiling point of 222.0±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 88.1±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19432-66-7
Jingsj CID
J-1500999-1
Molecular Formula
C8H10O2S
Molecular Weight
170.229 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point222.0±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point88.1±21.8 °C
Exact Mass170.040146
PSA54.54000
LogP2.83
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.525
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 Ethyl 2-methylthiophene-3-carboxylate?

The CAS number of Ethyl 2-methylthiophene-3-carboxylate is 19432-66-7.

What are the molecular formula and molecular weight of Ethyl 2-methylthiophene-3-carboxylate?

Ethyl 2-methylthiophene-3-carboxylate has molecular formula C8H10O2S and molecular weight 170.229 g/mol.

What are the upstream and downstream products of Ethyl 2-methylthiophene-3-carboxylate?

For Ethyl 2-methylthiophene-3-carboxylate, Upstream Products: 5-Methyl-2-thiophenecarboxylic acid, Iodoethane, 3-bromo-2-methylthiophene; Downstream Products: 2-Methylthiophene-3-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-methylthiophene-3-carboxylate (CAS 19432-66-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500999-1 (accessed 2026-11-09).

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