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4-Nonyne

Also known as: 4-C9H16, 4-NONYNE, 4-NONYNE, 98%4-NONYNE, 98%4-NONYNE, 98%4-NONYNE, 98%, 4-NONYNE, 98+%, Butylpropylacetylene, MFCD00041650, N-BUTYL-N-PROPYLACETYLENE, Non-4-yne, Propyl-butyl-acetylen, n-Propyl-n-butylacetylene, non-4-yne

4-Nonyne (CAS 20184-91-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H16 and a molecular weight of 124.223 g/mol. Key properties include a boiling point of 158.0±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 38.3±12.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20184-91-2
Jingsj CID
J-27256-2
Molecular Formula
C9H16
Molecular Weight
124.223 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point158.0±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point38.3±12.6 °C
Exact Mass124.125198
LogP4.12
Vapor Pressure3.5±0.1 mmHg at 25°C
Refractive Index1.434

Customs & Trade Information

HS Code2901299090
Summary2901299090 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 4-Nonyne?

The CAS number of 4-Nonyne is 20184-91-2.

What are the molecular formula and molecular weight of 4-Nonyne?

4-Nonyne has molecular formula C9H16 and molecular weight 124.223 g/mol.

What are the upstream and downstream products of 4-Nonyne?

For 4-Nonyne, Upstream Products: 4-Octanone, Hex-1-yne, 4-Octanol; Downstream Products: Butyric acid, Pentanoic acid, 1-Nonyne.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Nonyne (CAS 20184-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27256-2 (accessed 2026-11-06).

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