2-METHYL-1-HEPTEN-3-YNE

2-甲基-1-庚烯-3-炔

Also known as: .CC(CH3)=CH2, 1-Hepten-3-yne, 2-methyl-, 1-Hepten-3-yne,2-methyl, 2-Methyl-1-hepten-3-yn, 2-Methyl-1-heptene-3-yne, 2-Methyl-hept-1-en-3-yne, 2-Methyl-hepten-(1)-in-(3), 2-methyl-hept-1-en-3-yne, 2-methylhept-1-en-3-yne, n-C3H7C., n-C3H7C.equiv.CC(CH3)=CH2, n-C3H7CequivCC(CH3)=CH2

2-METHYL-1-HEPTEN-3-YNE (CAS 17669-40-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H12 and a molecular weight of 108.18100 g/mol. It is also known as .CC(CH3)=CH2, 1-Hepten-3-yne, 2-methyl- and 1-Hepten-3-yne,2-methyl. Key properties include a boiling point of 37-39ºC 12mm, a density of 0.779g/cm3 and a flash point of 24.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17669-40-8
Jingsj CID
J-1367205-4
Molecular Formula
C8H12
Chinese Name
2-甲基-1-庚烯-3-炔
Molecular Weight
108.18100 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point37-39ºC 12mm
Density0.779g/cm3
Flash Point24.7ºC

Frequently Asked Questions

What is the CAS number of 2-METHYL-1-HEPTEN-3-YNE?

The CAS number of 2-METHYL-1-HEPTEN-3-YNE is 17669-40-8.

What are the molecular formula and molecular weight of 2-METHYL-1-HEPTEN-3-YNE?

2-METHYL-1-HEPTEN-3-YNE has molecular formula C8H12 and molecular weight 108.18100 g/mol.

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

Last updated:

How to cite: Jingsj. "2-METHYL-1-HEPTEN-3-YNE (CAS 17669-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367205-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.