3-heptyne

Also known as: 1-Ethyl-2-propylacetylene, 3-HEPTYNE, 3-HEPTYNE 97%, 3-HEPTYNE, 98%3-HEPTYNE, 98%3-HEPTYNE, 98%3-HEPTYNE, 98%, 3-Heptyne, Aethyl-n-propyl-acetylen, Aethyl-propyl-acetylen, EINECS 219-967-7, ETHYL-N-PROPYLACETYLENE, Hept-3-yne, MFCD00039960, ethylpropylethyne, hept-3-yne

3-heptyne (CAS 2586-89-2) 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 107.4±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 5.3±11.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2586-89-2
Jingsj CID: J-1363316-4
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	107.4±3.0 °C at 760 mmHg
Density	0.8±0.1 g/cm3
Flash Point	5.3±11.2 °C
Exact Mass	96.093903
LogP	3.05
Vapor Pressure	31.7±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 3-heptyne?

The CAS number of 3-heptyne is 2586-89-2.

What are the molecular formula and molecular weight of 3-heptyne?

3-heptyne has molecular formula C7H12 and molecular weight 96.170 g/mol.

What are the upstream and downstream products of 3-heptyne?

For 3-heptyne, Upstream Products: Hex-3-yne, 4-Octyne, Pent-2-yne; Downstream Products: Hex-3-yne, 4-Octyne, 3-Heptyn-2-one.

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-heptyne (CAS 2586-89-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1363316-4 (accessed 2026-11-09).

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