1,3,5-undecatriene

Also known as: 1 3 5-UNDECATRIENE 70+% MIXTURE OF &, 1,3,5-UNDECATRIENE, 1,3,5-Undecatriene, 1,3,5-Undecatriene (mixture of isomers), EINECS 240-416-1, Einecs 240-416-1, FEMA 3795, Fema no. 3795, MFCD00015699, UNDECATRIENE, Undeca-1,3,5-triene (Isomer 1), undeca-1,3,5-triene, undecatriene-1E

1,3,5-undecatriene (CAS 16356-11-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H18 and a molecular weight of 150.26100 g/mol. Key properties include a boiling point of 280-285 °C(lit.), a density of 0.79 g/mL at 25 °C(lit.) and a flash point of 77.8 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 16356-11-9
Jingsj CID: J-13829-3
Molecular Formula: C₁₁H₁₈
Molecular Weight: 150.26100 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 11/2/2026

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Physicochemical Properties

Boiling Point	280-285 °C(lit.)
Density	0.79 g/mL at 25 °C(lit.)
Flash Point	77.8 °C
Exact Mass	150.14100
LogP	3.86510
Vapor Pressure	0.336mmHg at 25°C
Refractive Index	n20/D 1.513(lit.)
Storage Conditions	Refrigerator

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 1,3,5-undecatriene?

The CAS number of 1,3,5-undecatriene is 16356-11-9.

What are the molecular formula and molecular weight of 1,3,5-undecatriene?

1,3,5-undecatriene has molecular formula C11H18 and molecular weight 150.26100 g/mol.

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

Last updated: 11/2/2026

How to cite: Jingsj. "1,3,5-undecatriene (CAS 16356-11-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13829-3 (accessed 2026-11-07).

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