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2-Methyl-3-pentyn-2-ol

Also known as: 1,1-dimethyl-2-butyn-1-ol, 2-methylpent-3-yn-2-ol, 2-methyl-pent-3-yn-2-ol, 2-Methyl-pent-3-in-2-ol, 3-Pentyn-2-ol, 2-methyl-, 3-Pentyn-2-ol,2-methyl

2-Methyl-3-pentyn-2-ol (CAS 590-38-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H10O and a molecular weight of 98.14300 g/mol. Key properties include a boiling point of 141.2ºC at 760mmHg, a density of 0.905g/cm3 and a flash point of 49.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
590-38-5
Jingsj CID
J-1011714-3
Molecular Formula
C6H10O
Molecular Weight
98.14300 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point141.2ºC at 760mmHg
Density0.905g/cm3
Flash Point49.1ºC
Exact Mass98.07320
PSA20.23000
LogP0.78060
Refractive Index1.453

Frequently Asked Questions

What is the CAS number of 2-Methyl-3-pentyn-2-ol?

The CAS number of 2-Methyl-3-pentyn-2-ol is 590-38-5.

What are the molecular formula and molecular weight of 2-Methyl-3-pentyn-2-ol?

2-Methyl-3-pentyn-2-ol has molecular formula C6H10O and molecular weight 98.14300 g/mol.

What are the upstream and downstream products of 2-Methyl-3-pentyn-2-ol?

For 2-Methyl-3-pentyn-2-ol, Upstream Products: 1-propynylmagnesium bromide, 2-Methyl-3-butyn-2-ol, iodomethane; Downstream Products: Mesityl oxide, 4,4-dimethylpent-2-yne, 4-Methyl-2-pentyne.

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

Last updated:

How to cite: Jingsj. "2-Methyl-3-pentyn-2-ol (CAS 590-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1011714-3 (accessed 2026-11-09).

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