(3-methylbutyl)boronic acid

3-甲基-1-丁基硼酸

Also known as: Isopentylboronic acid, 3-methylbutylboronic acid, B-(3-Methylbutyl)boronic acid, Boronic acid, B-(3-methylbutyl)-

(3-methylbutyl)boronic acid (CAS 98139-72-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H13BO2 and a molecular weight of 115.96700 g/mol. It is also known as Isopentylboronic acid, 3-methylbutylboronic acid and B-(3-Methylbutyl)boronic acid. Key properties include a melting point of 80-91ºC, a boiling point of 199.7ºC at 760 mmHg, a density of 0.903g/cm3 and a flash point of 74.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98139-72-1
Jingsj CID
J-1413100-0
Molecular Formula
C5H13BO2
Chinese Name
3-甲基-1-丁基硼酸
Molecular Weight
115.96700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point80-91ºC
Boiling Point199.7ºC at 760 mmHg
Density0.903g/cm3
Flash Point74.6ºC

Frequently Asked Questions

What is the CAS number of (3-methylbutyl)boronic acid?

The CAS number of (3-methylbutyl)boronic acid is 98139-72-1.

What are the molecular formula and molecular weight of (3-methylbutyl)boronic acid?

(3-methylbutyl)boronic acid has molecular formula C5H13BO2 and molecular weight 115.96700 g/mol.

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

Last updated:

How to cite: Jingsj. "(3-methylbutyl)boronic acid (CAS 98139-72-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413100-0 (accessed 2026-10-25).

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