5-(Ethoxycarbonyl)thiophene-3-boronic acid

(5-(乙氧基羰基)噻吩-3-基)硼酸

Also known as: 5-(Ethoxycarbonyl)thiophene-3-boronic acid, (5-(Ethoxycarbonyl)thiophen-3-yl)boronic acid, Ethyl 4-boronothiophene-2-carboxylate, 4-Borono-2-(ethoxycarbonyl)thiophene, 2-Thiophenecarboxylic acid, 4-borono-, 2-ethyl ester, 4-Boronothiophene-2-carboxylic acid ethyl ester, 5-(Ethoxycarbonyl)thiophen-3-ylboronic acid

5-(Ethoxycarbonyl)thiophene-3-boronic acid (CAS 957121-19-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9BO4S and a molecular weight of 200.02000 g/mol. It is also known as (5-(Ethoxycarbonyl)thiophen-3-yl)boronic acid, Ethyl 4-boronothiophene-2-carboxylate and 4-Borono-2-(ethoxycarbonyl)thiophene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 957121-19-6
Jingsj CID: J-997650-6
Molecular Formula: C₇H₉BO₄S
Chinese Name: (5-(乙氧基羰基)噻吩-3-基)硼酸
Molecular Weight: 200.02000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Frequently Asked Questions

What is the CAS number of 5-(Ethoxycarbonyl)thiophene-3-boronic acid?

The CAS number of 5-(Ethoxycarbonyl)thiophene-3-boronic acid is 957121-19-6.

What are the molecular formula and molecular weight of 5-(Ethoxycarbonyl)thiophene-3-boronic acid?

5-(Ethoxycarbonyl)thiophene-3-boronic acid has molecular formula C7H9BO4S and molecular weight 200.02000 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. "5-(Ethoxycarbonyl)thiophene-3-boronic acid (CAS 957121-19-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-997650-6 (accessed 2026-10-24).

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