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1-Dodecyne

Also known as: 1-C12H22, 1-DODECYNE, 1-DODECYNE 99%, 1-Dodecyne, 98% 5ML, 1-Dodecyne,97%, 1-n-dodecyne, Dodecane-1-yne, EINECS 212-134-9, MFCD00008960, TIMTEC-BB SBB008732, decylacetylene, dodec-1-in, dodec-1-yne, dodeca-1-yne, dodecyne-1, n-decylacetylene

1-Dodecyne (CAS 765-03-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H22 and a molecular weight of 166.303 g/mol. Key properties include a melting point of −19 °C(lit.), a boiling point of 215.0±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 79.4±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
765-03-7
Jingsj CID
J-922323-8
Molecular Formula
C12H22
Molecular Weight
166.303 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point−19 °C(lit.)
Boiling Point215.0±3.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point79.4±0.0 °C
Exact Mass166.172150
LogP5.78
Vapor Pressure0.2±0.2 mmHg at 25°C
Refractive Index1.440

Frequently Asked Questions

What is the CAS number of 1-Dodecyne?

The CAS number of 1-Dodecyne is 765-03-7.

What are the molecular formula and molecular weight of 1-Dodecyne?

1-Dodecyne has molecular formula C12H22 and molecular weight 166.303 g/mol.

What are the upstream and downstream products of 1-Dodecyne?

For 1-Dodecyne, Upstream Products: 6-Dodecyne, Undecanal, 1-Bromodecane; Downstream Products: 2-Chloroethyl methanesulfonate, tetradec-3-yn-1-ol, dodecene.

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

Last updated:

How to cite: Jingsj. "1-Dodecyne (CAS 765-03-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-922323-8 (accessed 2026-11-09).

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