(5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid

(5-(叔丁氧基羰基)噻吩-2-基)硼酸

Also known as: 5-TERT-BUTOXYCARBONYLTHIOPHENE-2-BORONIC ACID, 5-(tert-butoxycarbonyl)thiophen-2-ylboronic acid, [5-[(2-methylpropan-2-yl)oxy-oxomethyl]-2-thiophenyl]boronic acid, 2-Thiophenecarboxylic acid, 5-borono-, 2-(1,1-dimethylethyl) ester, [5-[(2-methylpropan-2-yl)oxycarbonyl]thiophen-2-yl]boronic acid, (5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid

(5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid (CAS 925921-29-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13BO4S and a molecular weight of 228.07300 g/mol. It is also known as 5-TERT-BUTOXYCARBONYLTHIOPHENE-2-BORONIC ACID, 5-(tert-butoxycarbonyl)thiophen-2-ylboronic acid and [5-[(2-methylpropan-2-yl)oxy-oxomethyl]-2-thiophenyl]boronic acid. Key properties include a boiling point of 391.051ºC at 760 mmHg, a density of 1.248 g/cm3 and a flash point of 190.301ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
925921-29-5
Jingsj CID
J-925716-0
Molecular Formula
C9H13BO4S
Chinese Name
(5-(叔丁氧基羰基)噻吩-2-基)硼酸
Molecular Weight
228.07300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point391.051ºC at 760 mmHg
Density1.248 g/cm3
Flash Point190.301ºC

Frequently Asked Questions

What is the CAS number of (5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid?

The CAS number of (5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid is 925921-29-5.

What are the molecular formula and molecular weight of (5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid?

(5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid has molecular formula C9H13BO4S and molecular weight 228.07300 g/mol.

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

Last updated:

How to cite: Jingsj. "(5-(tert-Butoxycarbonyl)thiophen-2-yl)boronic acid (CAS 925921-29-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-925716-0 (accessed 2026-10-24).

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