5-Bromo-2-methoxyphenylboronic acid

5-溴-2-甲氧基苯基硼酸

Also known as: (5-bromo-2-methoxyphenyl)boronic acid, 3-Bromo-6-methoxyphenylboronic acid, 4-Bromoanisole-2-boronic acid, 5-Bromo-2-methoxyphenylboronic Acid (contains varying amounts of Anhydride), Boronic acid, B-(5-bromo-2-methoxyphenyl)-, MFCD00093409, RARECHEM AH PB 0045

5-Bromo-2-methoxyphenylboronic acid (CAS 89694-45-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8BBrO3 and a molecular weight of 230.85200 g/mol. It is also known as (5-bromo-2-methoxyphenyl)boronic acid, 3-Bromo-6-methoxyphenylboronic acid and 4-Bromoanisole-2-boronic acid. Key properties include a melting point of 130-135 °C(lit.), a boiling point of 378.4ºC at 760 mmHg, a density of 1.61g/cm3 and a flash point of 182.7ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89694-45-1
Jingsj CID
J-17137-9
Molecular Formula
C7H8BBrO3
Chinese Name
5-溴-2-甲氧基苯基硼酸
Molecular Weight
230.85200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point130-135 °C(lit.)
Boiling Point378.4ºC at 760 mmHg
Density1.61g/cm3
Flash Point182.7ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Bromo-2-methoxyphenylboronic acid?

The CAS number of 5-Bromo-2-methoxyphenylboronic acid is 89694-45-1.

What are the molecular formula and molecular weight of 5-Bromo-2-methoxyphenylboronic acid?

5-Bromo-2-methoxyphenylboronic acid has molecular formula C7H8BBrO3 and molecular weight 230.85200 g/mol.

Is 5-Bromo-2-methoxyphenylboronic acid hazardous?

5-Bromo-2-methoxyphenylboronic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-Bromo-2-methoxyphenylboronic acid (CAS 89694-45-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17137-9 (accessed 2026-10-23).

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