2-Heptyne

Also known as: 1-Methyl-2-butylacetylene, 2-HEPTYNE, 2-HEPTYNE, 98+%, 2-pentine, BUTYLMETHYLACETYLENE, Butylmethylacetylene, EINECS 214-285-6, Hept-2-yne, MFCD00039970, Methyl-butyl-acetylen, N-BUTYLMETHYLACETYLENE, hept-2-yne, n-Butylmethylacetylene, n-C4H9CequivCCH3

2-Heptyne (CAS 1119-65-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H12 and a molecular weight of 96.170 g/mol. Key properties include a boiling point of 111.9±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 8.0±11.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1119-65-9
Jingsj CID: J-47300-7
Molecular Formula: C₇H₁₂
Molecular Weight: 96.170 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	111.9±3.0 °C at 760 mmHg
Density	0.8±0.1 g/cm3
Flash Point	8.0±11.2 °C
Exact Mass	96.093903
LogP	3.05
Vapor Pressure	26.3±0.1 mmHg at 25°C
Refractive Index	1.424

Customs & Trade Information

HS Code	2901299090
Summary	2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Heptyne?

The CAS number of 2-Heptyne is 1119-65-9.

What are the molecular formula and molecular weight of 2-Heptyne?

2-Heptyne has molecular formula C7H12 and molecular weight 96.170 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-Heptyne (CAS 1119-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47300-7 (accessed 2026-11-09).

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