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6-methoxybenzo[b]thiophene-3-carboxylic acid

Also known as: 6-methoxy-1-benzothiophene-3-carboxylic acid, Benzo[b]thiophene-3-carboxylic acid, 6-methoxy-

6-methoxybenzo[b]thiophene-3-carboxylic acid (CAS 43121-88-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8O3S and a molecular weight of 208.23400 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
43121-88-6
Jingsj CID
J-1055854-0
Molecular Formula
C10H8O3S
Molecular Weight
208.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass208.01900
PSA74.77000
LogP2.60810

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 6-methoxybenzo[b]thiophene-3-carboxylic acid?

The CAS number of 6-methoxybenzo[b]thiophene-3-carboxylic acid is 43121-88-6.

What are the molecular formula and molecular weight of 6-methoxybenzo[b]thiophene-3-carboxylic acid?

6-methoxybenzo[b]thiophene-3-carboxylic acid has molecular formula C10H8O3S and molecular weight 208.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "6-methoxybenzo[b]thiophene-3-carboxylic acid (CAS 43121-88-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1055854-0 (accessed 2026-11-09).

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