Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate

3-氨基-6,7-二氟苯并[b]噻吩-2-甲酸乙酯

Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate (CAS 1771923-03-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9F2NO2S and a molecular weight of 257.26 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1771923-03-5
Jingsj CID: J-354545-6
Molecular Formula: C₁₁H₉F₂NO₂S
Chinese Name: 3-氨基-6,7-二氟苯并[b]噻吩-2-甲酸乙酯
Molecular Weight: 257.26 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate?

The CAS number of Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate is 1771923-03-5.

What are the molecular formula and molecular weight of Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate?

Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate has molecular formula C11H9F2NO2S and molecular weight 257.26 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl 3-amino-6,7-difluorobenzo[b]thiophene-2-carboxylate (CAS 1771923-03-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-354545-6 (accessed 2026-10-23).

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