3-Ethyl-1-pentyn-3-ol

3-乙基-1-戊炔-3-醇

Also known as: 1-Pentyn-3-ol, 3-ethyl-, 3-Aethyl-pentin-(1)-ol-(3), 3-ETHYNYL-3-PENTANOL, 3-Ethylpent-1-yn-3-ol, 3-Pentanol, 3-ethynyl-, DIETHYLETHYNYLCARBINOL, Diethylethynylcarbinol, diaethyl-aethenyl-carbinol, NSC 5588, MFCD00014392

3-Ethyl-1-pentyn-3-ol (CAS 6285-06-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H12O and a molecular weight of 112.170 g/mol. It is also known as 1-Pentyn-3-ol, 3-ethyl-, 3-Aethyl-pentin-(1)-ol-(3) and 3-ETHYNYL-3-PENTANOL. Key properties include a melting point of 138-140 °C (lit.), a boiling point of 137.1±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 37.8±8.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6285-06-9
Jingsj CID
J-42806-0
Molecular Formula
C7H12O
Chinese Name
3-乙基-1-戊炔-3-醇
Molecular Weight
112.170 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138-140 °C (lit.)
Boiling Point137.1±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point37.8±8.2 °C

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-Ethyl-1-pentyn-3-ol?

The CAS number of 3-Ethyl-1-pentyn-3-ol is 6285-06-9.

What are the molecular formula and molecular weight of 3-Ethyl-1-pentyn-3-ol?

3-Ethyl-1-pentyn-3-ol has molecular formula C7H12O and molecular weight 112.170 g/mol.

Is 3-Ethyl-1-pentyn-3-ol hazardous?

3-Ethyl-1-pentyn-3-ol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-Ethyl-1-pentyn-3-ol (CAS 6285-06-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42806-0 (accessed 2026-10-25).

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