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3-Methyl-2,4-pentanediol

Also known as: 3-Methylpentane-2,4-diol, 3-Methyl-pentane-2,4-diol, 3-methylpentane-2,4-diol, DL-3-Methyl-2,4-pentandiol, EINECS 227-150-1

3-Methyl-2,4-pentanediol (CAS 5683-44-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H14O2 and a molecular weight of 118.17400 g/mol. Key properties include a melting point of -40ºC(lit.), a boiling point of 211.5ºC at 760 mmHg, a density of 0.955 g/cm3 and a flash point of 91.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5683-44-3
Jingsj CID
J-1516771-2
Molecular Formula
C6H14O2
Molecular Weight
118.17400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-40ºC(lit.)
Boiling Point211.5ºC at 760 mmHg
Density0.955 g/cm3
Flash Point91.3ºC
Exact Mass118.09900
PSA40.46000
LogP0.53140
Additional Property4.1 (vs air)
Vapor Pressure0.02 mm Hg ( 20 °C)
Refractive Indexn20/D 1.427(lit.)
Storage Conditions2-8°C
Additional PropertyH2O: 1 M at 20 °C, clear, colorless

Customs & Trade Information

HS Code2905399090
Summary2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Methyl-2,4-pentanediol?

The CAS number of 3-Methyl-2,4-pentanediol is 5683-44-3.

What are the molecular formula and molecular weight of 3-Methyl-2,4-pentanediol?

3-Methyl-2,4-pentanediol has molecular formula C6H14O2 and molecular weight 118.17400 g/mol.

What are the upstream and downstream products of 3-Methyl-2,4-pentanediol?

For 3-Methyl-2,4-pentanediol, Downstream Products: (E)-3-Methyl-1,3-pentadiene, 2-butene, 3-Methyl-2-pentanone.

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-Methyl-2,4-pentanediol (CAS 5683-44-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516771-2 (accessed 2026-11-09).

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