2-methylpent-2-en-1-yl acetate

Also known as: 1-Acetoxy-2-methyl-pent-2-en, 1-acetoxy-2-methyl-pent-2-ene, 2-Methyl-2-penten-1-ol acetate, 2-Methylpent-2-en-1-yl acetate, 2-Penten-1-ol, 2-methyl-, 1-acetate, 2-Penten-1-ol, 2-methyl-, acetate, 2-Penten-1-ol,2-methyl-,1-acetate, 2-Penten-1-ol,2-methyl-,acetate, 2-methyl-2-penten-1-o acetate, 2-methylpent-2-en-1-yl acetate, Acetic acid 2-methyl-2-penten-1-yl ester, [(E)-2-methylpent-2-enyl] acetate

2-methylpent-2-en-1-yl acetate (CAS 1838-88-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O2 and a molecular weight of 142.19600 g/mol. Key properties include a boiling point of 172.9ºC at 760mmHg, a density of 0.902g/cm3 and a flash point of 66.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1838-88-6
Jingsj CID: J-1058604-6
Molecular Formula: C₈H₁₄O₂
Molecular Weight: 142.19600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	172.9ºC at 760mmHg
Density	0.902g/cm3
Flash Point	66.5ºC
Exact Mass	142.09900
PSA	26.30000
LogP	1.90580
Vapor Pressure	1.3mmHg at 25°C
Refractive Index	1.431

Frequently Asked Questions

What is the CAS number of 2-methylpent-2-en-1-yl acetate?

The CAS number of 2-methylpent-2-en-1-yl acetate is 1838-88-6.

What are the molecular formula and molecular weight of 2-methylpent-2-en-1-yl acetate?

2-methylpent-2-en-1-yl acetate has molecular formula C8H14O2 and molecular weight 142.19600 g/mol.

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. "2-methylpent-2-en-1-yl acetate (CAS 1838-88-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1058604-6 (accessed 2026-11-09).

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