3,3-Dimethyl-2-pentanol

Also known as: 2-Pentanol, 3,3-dimethyl-, 3,3-dimethylpentan-2-ol, Methyl-tert-pentylcarbinol, Methyl-tert.-amyl-carbinol

3,3-Dimethyl-2-pentanol (CAS 19781-24-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H16O and a molecular weight of 116.20100 g/mol. Key properties include a boiling point of 138.3ºC at 760mmHg, a density of 0.818g/cm3 and a flash point of 42.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19781-24-9
Jingsj CID: J-1132264-8
Molecular Formula: C₇H₁₆O
Molecular Weight: 116.20100 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	138.3ºC at 760mmHg
Density	0.818g/cm3
Flash Point	42.3ºC
Exact Mass	116.12000
PSA	20.23000
LogP	1.80340
Vapor Pressure	2.83mmHg at 25°C
Refractive Index	1.419

Customs & Trade Information

HS Code	2905199090
Summary	2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,3-Dimethyl-2-pentanol?

The CAS number of 3,3-Dimethyl-2-pentanol is 19781-24-9.

What are the molecular formula and molecular weight of 3,3-Dimethyl-2-pentanol?

3,3-Dimethyl-2-pentanol has molecular formula C7H16O and molecular weight 116.20100 g/mol.

What are the upstream and downstream products of 3,3-Dimethyl-2-pentanol?

For 3,3-Dimethyl-2-pentanol, Upstream Products: 1,1-dimethylpropylmagnesium chloride, ch3cho, 2-Methyl-2-butanol; Downstream Products: 3,3-Dimethylpentane, 2,3-Dimethylpentane, 2-Methyl-2-butanol.

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. "3,3-Dimethyl-2-pentanol (CAS 19781-24-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1132264-8 (accessed 2026-11-09).

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