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5-Methoxy-3-methylbenzofuran-2-carboxylic acid

Also known as: 5-METHOXY-3-METHYL-BENZOFURAN-2-CARBOXYLIC ACID, 5-methoxy-3-methyl-2-Benzofurancarboxylic acid, 2-Benzofurancarboxylic acid, 5-methoxy-3-methyl-, 5-methoxy-3-methyl-1-benzofuran-2-carboxylic acid, 5-Methoxy-3-methyl-benzofuran-2-carbonsaeure

5-Methoxy-3-methylbenzofuran-2-carboxylic acid (CAS 81718-77-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10O4 and a molecular weight of 206.19500 g/mol. Key properties include a boiling point of 367.1ºC at 760 mmHg and a flash point of 175.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81718-77-6
Jingsj CID
J-1017668-8
Molecular Formula
C11H10O4
Molecular Weight
206.19500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point367.1ºC at 760 mmHg
Flash Point175.8ºC
Exact Mass206.05800
PSA59.67000
LogP2.44800
Storage Conditions2-8°C

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 5-Methoxy-3-methylbenzofuran-2-carboxylic acid?

The CAS number of 5-Methoxy-3-methylbenzofuran-2-carboxylic acid is 81718-77-6.

What are the molecular formula and molecular weight of 5-Methoxy-3-methylbenzofuran-2-carboxylic acid?

5-Methoxy-3-methylbenzofuran-2-carboxylic acid has molecular formula C11H10O4 and molecular weight 206.19500 g/mol.

What are the upstream and downstream products of 5-Methoxy-3-methylbenzofuran-2-carboxylic acid?

For 5-Methoxy-3-methylbenzofuran-2-carboxylic acid, Upstream Products: 5-Methoxybenzofuran-2-carboxylic acid, iodomethane, 6-Methoxy-4-methylcoumarin.

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

Last updated:

How to cite: Jingsj. "5-Methoxy-3-methylbenzofuran-2-carboxylic acid (CAS 81718-77-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1017668-8 (accessed 2026-11-09).

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