1,3-Butanediol dimethacrylate

1,3-丁二醇二甲基丙烯酸酯

Also known as: 1,3-Butanediol Dimethacrylate, 1,3-Butanediol, dimethacrylate, 1,3-Butanediyl bis(2-methylacrylate), 1,3-Butylene Glycol Dimethacrylate, 1,3-dimethacryloyloxybutane, 1-Methyltrimethylendimethacrylat, 1-Methyltrimethylene methacrylate, 2-Propenoic acid, 2-methyl-, 1-methyl-1,3-propanediyl ester, Butane-1,3-diyl bis(2-methylacrylate), EINECS 203-786-5, MFCD00008594, UNII:OL56191M6N

1,3-Butanediol dimethacrylate (CAS 1189-08-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H18O4 and a molecular weight of 226.269 g/mol. It is also known as 1,3-Butanediol Dimethacrylate, 1,3-Butanediol, dimethacrylate and 1,3-Butanediyl bis(2-methylacrylate). Key properties include a boiling point of 290.5±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 135.1±18.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1189-08-8
Jingsj CID
J-1503842-3
Molecular Formula
C12H18O4
Chinese Name
1,3-丁二醇二甲基丙烯酸酯
Molecular Weight
226.269 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point290.5±13.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point135.1±18.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,3-Butanediol dimethacrylate?

The CAS number of 1,3-Butanediol dimethacrylate is 1189-08-8.

What are the molecular formula and molecular weight of 1,3-Butanediol dimethacrylate?

1,3-Butanediol dimethacrylate has molecular formula C12H18O4 and molecular weight 226.269 g/mol.

Is 1,3-Butanediol dimethacrylate hazardous?

1,3-Butanediol dimethacrylate 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. "1,3-Butanediol dimethacrylate (CAS 1189-08-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503842-3 (accessed 2026-10-25).

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