3-cyclopentyl-1-propyne
Also known as: (2-propynyl)cyclopentane, 3-CYCLOPENTYL-1-PROPYNE, 3-CYCLOPENTYL-1-PROPYNE 98%, 3-CYCLOPENTYL-1-PROPYNE, 98%3-CYCLOPENTYL-1-PROPYNE, 98%3-CYCLOPENTYL-1-PROPYNE, 98%3-CYCLOPENTYL-1-PROPYNE, 98%, 3-Cyclopentyl-1-propyne, 3-Cyclopentyl-1-propyne, 98+%, MFCD00041559, TIMTEC-BB SBB008891, cyclopentane,2-propynyl-, prop-2-ynylcyclopentane
3-cyclopentyl-1-propyne (CAS 116279-08-4) 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. Key properties include a melting point of 132-134ºC, a boiling point of 132-134ºC(lit.), a density of 0.827 g/mL at 25ºC(lit.) and a flash point of 69.8. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 116279-08-4
- Jingsj CID
- J-27266-2
- Molecular Formula
- C8H12
- Molecular Weight
- 108.18100 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 132-134ºC |
|---|---|
| Boiling Point | 132-134ºC(lit.) |
| Density | 0.827 g/mL at 25ºC(lit.) |
| Flash Point | 69.8 |
| Exact Mass | 108.09400 |
| LogP | 2.19990 |
| Vapor Pressure | 11.3mmHg at 25°C |
| Refractive Index | n20/D 1.4490(lit.) |
| Additional Property | Not miscible or difficult to mix. |
Frequently Asked Questions
What is the CAS number of 3-cyclopentyl-1-propyne?
The CAS number of 3-cyclopentyl-1-propyne is 116279-08-4.
What are the molecular formula and molecular weight of 3-cyclopentyl-1-propyne?
3-cyclopentyl-1-propyne has molecular formula C8H12 and molecular weight 108.18100 g/mol.
What are the upstream and downstream products of 3-cyclopentyl-1-propyne?
For 3-cyclopentyl-1-propyne, Upstream Products: Cyclopentylmagnesium bromide; Downstream Products: allylcyclopentane, 1-cyclopentylpropan-2-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-cyclopentyl-1-propyne (CAS 116279-08-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27266-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.