5-Methylthiophene-2-boronic acid

5-甲基噻吩-2-硼酸

Also known as: (5-Methyl-2-thienyl)boronic acid, (5-methylthiophen-2-yl)boronic acid, 5-Methyl-2-thienylboric acid, 5-Methyl-2-thienylboronic acid, 5-Methyl-2-thiopheneboronic acid, 5-Methylthiophene-2-boronic acid, Boronic acid, B-(5-methyl-2-thienyl)-, MFCD01318166

5-Methylthiophene-2-boronic acid (CAS 162607-20-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7BO2S and a molecular weight of 141.984 g/mol. It is also known as (5-Methyl-2-thienyl)boronic acid, (5-methylthiophen-2-yl)boronic acid and 5-Methyl-2-thienylboric acid. Key properties include a melting point of 161.5-166.5 °C(lit.), a boiling point of 302.9±44.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 137.0±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
162607-20-7
Jingsj CID
J-41251-3
Molecular Formula
C5H7BO2S
Chinese Name
5-甲基噻吩-2-硼酸
Molecular Weight
141.984 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point161.5-166.5 °C(lit.)
Boiling Point302.9±44.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point137.0±28.4 °C

Frequently Asked Questions

What is the CAS number of 5-Methylthiophene-2-boronic acid?

The CAS number of 5-Methylthiophene-2-boronic acid is 162607-20-7.

What are the molecular formula and molecular weight of 5-Methylthiophene-2-boronic acid?

5-Methylthiophene-2-boronic acid has molecular formula C5H7BO2S and molecular weight 141.984 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methylthiophene-2-boronic acid (CAS 162607-20-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41251-3 (accessed 2026-10-22).

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