5-dimethylamino-2-methyl-3-pentyn-2-ol

5-二甲基胺-2-甲基-3-戊炔-2-醇

Also known as: 5-(dimethylamino)-2-methylpent-3-yn-2-ol, 3-Pentyn-2-ol, 5-(dimethylamino)-2-methyl-, MFCD00041575, TIMTEC-BB SBB008767

5-dimethylamino-2-methyl-3-pentyn-2-ol (CAS 25400-83-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H15NO and a molecular weight of 141.21100 g/mol. It is also known as 5-(dimethylamino)-2-methylpent-3-yn-2-ol, 3-Pentyn-2-ol, 5-(dimethylamino)-2-methyl- and MFCD00041575. Key properties include a boiling point of 92°C 1mm, a density of 0.949 g/cm3 and a flash point of 91-92°C/1mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25400-83-3
Jingsj CID
J-4022-8
Molecular Formula
C8H15NO
Chinese Name
5-二甲基胺-2-甲基-3-戊炔-2-醇
Molecular Weight
141.21100 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point92°C 1mm
Density0.949 g/cm3
Flash Point91-92°C/1mm

Frequently Asked Questions

What is the CAS number of 5-dimethylamino-2-methyl-3-pentyn-2-ol?

The CAS number of 5-dimethylamino-2-methyl-3-pentyn-2-ol is 25400-83-3.

What are the molecular formula and molecular weight of 5-dimethylamino-2-methyl-3-pentyn-2-ol?

5-dimethylamino-2-methyl-3-pentyn-2-ol has molecular formula C8H15NO and molecular weight 141.21100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-dimethylamino-2-methyl-3-pentyn-2-ol (CAS 25400-83-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4022-8 (accessed 2026-10-23).

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