2-(Bromomethyl)acrylic acid

2-(溴甲基)丙烯酸

Also known as: 2-(bromomethyl)prop-2-enoic acid, 2-(bromomethyl)propenoic acid, 2-Propenoic acid, 2-(bromomethyl)-, 2-bromomethylacrilic acid, α-(Bromomethyl)acrylic acid, ALPHA-BROMO METHYL ACRYLIC ACID

2-(Bromomethyl)acrylic acid (CAS 72707-66-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H5BrO2 and a molecular weight of 164.985 g/mol. It is also known as 2-(bromomethyl)prop-2-enoic acid, 2-(bromomethyl)propenoic acid and 2-Propenoic acid, 2-(bromomethyl)-. Key properties include a melting point of 70-73 °C(lit.), a boiling point of 268.8±23.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 116.4±22.6 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72707-66-5
Jingsj CID
J-33022-0
Molecular Formula
C4H5BrO2
Chinese Name
2-(溴甲基)丙烯酸
Molecular Weight
164.985 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70-73 °C(lit.)
Boiling Point268.8±23.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point116.4±22.6 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2-(Bromomethyl)acrylic acid?

The CAS number of 2-(Bromomethyl)acrylic acid is 72707-66-5.

What are the molecular formula and molecular weight of 2-(Bromomethyl)acrylic acid?

2-(Bromomethyl)acrylic acid has molecular formula C4H5BrO2 and molecular weight 164.985 g/mol.

Is 2-(Bromomethyl)acrylic acid hazardous?

2-(Bromomethyl)acrylic acid has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2-(Bromomethyl)acrylic acid (CAS 72707-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33022-0 (accessed 2026-10-22).

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