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Methyl 4-bromothiophene-3-carboxylate

Also known as: 4-bromo-thiophene-3-carboxylic acid methyl ester, methyl 3-bromo-4-thiophenecarboxylate, 3-thiophenecarboxylic acid, 4-bromo-, methyl ester, methyl 4-bromo-3-thiophenecarboxylate

Methyl 4-bromothiophene-3-carboxylate (CAS 78071-37-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5BrO2S and a molecular weight of 221.072 g/mol. Key properties include a boiling point of 244.4±20.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 101.6±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78071-37-1
Jingsj CID
J-1429697-0
Molecular Formula
C6H5BrO2S
Molecular Weight
221.072 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point244.4±20.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point101.6±21.8 °C
Exact Mass219.919357
PSA54.54000
LogP2.14
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.577
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 4-bromothiophene-3-carboxylate?

The CAS number of Methyl 4-bromothiophene-3-carboxylate is 78071-37-1.

What are the molecular formula and molecular weight of Methyl 4-bromothiophene-3-carboxylate?

Methyl 4-bromothiophene-3-carboxylate has molecular formula C6H5BrO2S and molecular weight 221.072 g/mol.

What are the upstream and downstream products of Methyl 4-bromothiophene-3-carboxylate?

For Methyl 4-bromothiophene-3-carboxylate, Upstream Products: 3,4-Dibromothiophene, Methanol, 4-Bromothiophene-3-carboxylic acid; Downstream Products: Methyl 4-methoxythiophene-3-carboxylate, 4-Methoxythiophene-3-carboxylic acid, 4-Bromothiophene-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. "Methyl 4-bromothiophene-3-carboxylate (CAS 78071-37-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429697-0 (accessed 2026-11-09).

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