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3-Butene-1,2-diol

Also known as: But-3-ene-1,2-diol, 1-Butene-3,4-diol, 1,2-Dihydroxy-3-butene, 2,3-Dihydroxy-1-butene, 3,4-Dihydroxy-1-butene, EPB(TM) DIOL, MFCD00239410, UNII:PP8001HM3T

3-Butene-1,2-diol (CAS 497-06-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H8O2 and a molecular weight of 88.105 g/mol. Key properties include a melting point of 15.1°C (estimate), a boiling point of 196.5±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 89.3±16.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
497-06-3
Jingsj CID
J-17790-2
Molecular Formula
C4H8O2
Molecular Weight
88.105 g/mol
Category
Alcohols
Last updated
8/21/2026
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Physicochemical Properties

Melting Point15.1°C (estimate)
Boiling Point196.5±0.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point89.3±16.4 °C
Exact Mass88.052429
PSA40.46000
LogP-0.79
Vapor Pressure0.1±0.8 mmHg at 25°C
Refractive Index1.461

Frequently Asked Questions

What is the CAS number of 3-Butene-1,2-diol?

The CAS number of 3-Butene-1,2-diol is 497-06-3.

What are the molecular formula and molecular weight of 3-Butene-1,2-diol?

3-Butene-1,2-diol has molecular formula C4H8O2 and molecular weight 88.105 g/mol.

What are the upstream and downstream products of 3-Butene-1,2-diol?

For 3-Butene-1,2-diol, Upstream Products: 2-Vinyloxirane, cis-2-Butene-1,4-diol, trans-2-Butene-1,4-diol; Downstream Products: 4-Vinyl-1,3-dioxolan-2-one, 3,4-Diacetoxy-1-butene, 1-Hydroxy-2-butanone.

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

Last updated:

How to cite: Jingsj. "3-Butene-1,2-diol (CAS 497-06-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17790-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.