3,4,4-Trimethyl-1-pentyn-3-ol

3,4,4-三甲基-1-戊炔-3-醇

Also known as: 1-Pentyn-3-ol, 3,4,4-trimethyl-, 3,4,4-Trimethyl-1-pentyn-3-ol, 3,4,4-trimethyl-pent-1-yn-3-ol, 3,4,4-trimethylpent-1-yn-3-ol, Methyl-tert.-butyl-aethinyl-carbinol, 2,2,3-trimethyl-4-pentyn-3-ol

3,4,4-Trimethyl-1-pentyn-3-ol (CAS 993-53-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H14O and a molecular weight of 126.19600 g/mol. It is also known as 1-Pentyn-3-ol, 3,4,4-trimethyl-, 3,4,4-trimethyl-pent-1-yn-3-ol and 3,4,4-trimethylpent-1-yn-3-ol. Key properties include a boiling point of 137.2ºC at 760mmHg, a density of 0.868 and a flash point of 35.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
993-53-3
Jingsj CID
J-48514-2
Molecular Formula
C8H14O
Chinese Name
3,4,4-三甲基-1-戊炔-3-醇
Molecular Weight
126.19600 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point137.2ºC at 760mmHg
Density0.868
Flash Point35.6ºC

Frequently Asked Questions

What is the CAS number of 3,4,4-Trimethyl-1-pentyn-3-ol?

The CAS number of 3,4,4-Trimethyl-1-pentyn-3-ol is 993-53-3.

What are the molecular formula and molecular weight of 3,4,4-Trimethyl-1-pentyn-3-ol?

3,4,4-Trimethyl-1-pentyn-3-ol has molecular formula C8H14O and molecular weight 126.19600 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4,4-Trimethyl-1-pentyn-3-ol (CAS 993-53-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48514-2 (accessed 2026-10-23).

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