Hexyl butyrate

Also known as: Butyric acid hexyl ester, Hexyl butanoate, n-Hexyl butyrate, n-Hexyl butanoate, n-Hexyl n-butyrate, 1-Hexyl butyrate, Butanoic acid, hexyl ester, Hexyl butyrate63, MFCD00048884, EINECS 220-136-6, Buttersaeure-hexylester, Natural Hexyl Butyrate

Hexyl butyrate (CAS 2639-63-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H20O2 and a molecular weight of 172.265 g/mol. Key properties include a boiling point of 206.8±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 81.1±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2639-63-6
Jingsj CID: J-24062-0
Molecular Formula: C₁₀H₂₀O₂
Molecular Weight: 172.265 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	206.8±8.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	81.1±0.0 °C
Exact Mass	172.146332
PSA	26.30000
LogP	3.90
Vapor Pressure	0.2±0.4 mmHg at 25°C
Refractive Index	1.423

Customs & Trade Information

HS Code	2915600000
Summary	2915600000 butanoic acids and pentanoic acids and their salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Hexyl butyrate?

The CAS number of Hexyl butyrate is 2639-63-6.

What are the molecular formula and molecular weight of Hexyl butyrate?

Hexyl butyrate has molecular formula C10H20O2 and molecular weight 172.265 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. "Hexyl butyrate (CAS 2639-63-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24062-0 (accessed 2026-11-09).

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