4-Methyl-4-penten-2-ol

Also known as: 4-Methylpent-4-en-2-ol, 1,3-Dimethyl-3-buten-1-ol, 4-Penten-2-ol, 4-methyl-, EINECS 217-907-4, racemic 2-methyl-penten-(1)-ol-(4)

4-Methyl-4-penten-2-ol (CAS 2004-67-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H12O and a molecular weight of 100.15900 g/mol. Key properties include a boiling point of 131.7ºC at 760 mmHg, a density of 0.832g/cm3 and a flash point of 46.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2004-67-3
Jingsj CID: J-1336580-5
Molecular Formula: C₆H₁₂O
Molecular Weight: 100.15900 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	131.7ºC at 760 mmHg
Density	0.832g/cm3
Flash Point	46.3ºC
Exact Mass	100.08900
PSA	20.23000
LogP	1.33340
Vapor Pressure	4.06mmHg at 25°C
Refractive Index	1.427

Customs & Trade Information

HS Code	2905290000
Summary	2905290000 unsaturated monohydric alcohols。Supervision conditions:None。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 4-Methyl-4-penten-2-ol?

The CAS number of 4-Methyl-4-penten-2-ol is 2004-67-3.

What are the molecular formula and molecular weight of 4-Methyl-4-penten-2-ol?

4-Methyl-4-penten-2-ol has molecular formula C6H12O and molecular weight 100.15900 g/mol.

What are the upstream and downstream products of 4-Methyl-4-penten-2-ol?

For 4-Methyl-4-penten-2-ol, Upstream Products: ch3cho, 3-Chloro-2-methyl-1-propene, Mesityl oxide; Downstream Products: (3E)-2-Methyl-1,3-pentadiene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Methyl-4-penten-2-ol (CAS 2004-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1336580-5 (accessed 2026-11-09).

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