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3-methylpent-1-en-3-ol

Also known as: 1-penten-3-ol,3-methyl-, 3-methyl-1-penten-3-ol, 2-ethyl-3-buten-2-ol, ethyl methyl vinyl carbinol, methylethylvinylcarbinol, 1-ethyl-1-methylallyl alcohol, 3-hydroxy-3-methyl-1-pentene, NSC 128156

3-methylpent-1-en-3-ol (CAS 918-85-4) 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 melting point of 22.55°C (estimate), a boiling point of 117-118 °C(lit.), a density of 0.838 g/mL at 25 °C(lit.) and a flash point of 25.6 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
918-85-4
Jingsj CID
J-27237-7
Molecular Formula
C6H12O
Molecular Weight
100.15900 g/mol
Category
Alcohols
Last updated
11/2/2026

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Physicochemical Properties

Melting Point22.55°C (estimate)
Boiling Point117-118 °C(lit.)
Density0.838 g/mL at 25 °C(lit.)
Flash Point25.6 °C
Exact Mass100.08900
PSA20.23000
LogP1.33340
Refractive Indexn20/D 1.428(lit.)

Frequently Asked Questions

What is the CAS number of 3-methylpent-1-en-3-ol?

The CAS number of 3-methylpent-1-en-3-ol is 918-85-4.

What are the molecular formula and molecular weight of 3-methylpent-1-en-3-ol?

3-methylpent-1-en-3-ol has molecular formula C6H12O and molecular weight 100.15900 g/mol.

What are the upstream and downstream products of 3-methylpent-1-en-3-ol?

For 3-methylpent-1-en-3-ol, Upstream Products: 3-Methyl-1-pentyn-3-ol, Vinylmagnesium bromide, 2-Pentene, 3-methyl-,(2E)-; Downstream Products: (E)-3-Methyl-1,3-pentadiene, 3-Methyl-3-pentanol, 3-Methyl-1-pentanol.

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-methylpent-1-en-3-ol (CAS 918-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27237-7 (accessed 2026-11-09).

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