3-ETHYL-2,2-DIMETHYL-3-PENTANOL

3-乙基-2,2-二甲基-3-戊醇

Also known as: 2,2-Dimethyl-3-ethyl-3-pentanol, 2,2-dimethyl-3-ethylpentan-3-ol, 3-Aethyl-4,4-dimethyl-pentan-3-ol, 3-Ethyl-2,2-dimethyl-3-pentanol, 3-Pentanol, 3-ethyl-2,2-dimethyl-, 3-Pentanol,3-ethyl-2,2-dimethyl, 3-ethyl-2,2-dimethyl-pentan-3-ol, 3-ethyl-2,2-dimethylpentan-3-ol, 3-ethyl-4,4-dimethyl-pentan-3-ol, MFCD00075274, t-butyldiethylcarbinol

3-ETHYL-2,2-DIMETHYL-3-PENTANOL (CAS 66793-96-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C9H20O and a molecular weight of 144.25400 g/mol. It is also known as 2,2-Dimethyl-3-ethyl-3-pentanol, 2,2-dimethyl-3-ethylpentan-3-ol and 3-Aethyl-4,4-dimethyl-pentan-3-ol. Key properties include a melting point of -19ºC(lit.), a boiling point of 174ºC(lit.), a density of 0.852 g/mL at 25ºC(lit.) and a flash point of 130 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66793-96-2
Jingsj CID
J-1990362-0
Molecular Formula
C9H20O
Chinese Name
3-乙基-2,2-二甲基-3-戊醇
Molecular Weight
144.25400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-19ºC(lit.)
Boiling Point174ºC(lit.)
Density0.852 g/mL at 25ºC(lit.)
Flash Point130 °F

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-ETHYL-2,2-DIMETHYL-3-PENTANOL?

The CAS number of 3-ETHYL-2,2-DIMETHYL-3-PENTANOL is 66793-96-2.

What are the molecular formula and molecular weight of 3-ETHYL-2,2-DIMETHYL-3-PENTANOL?

3-ETHYL-2,2-DIMETHYL-3-PENTANOL has molecular formula C9H20O and molecular weight 144.25400 g/mol.

Is 3-ETHYL-2,2-DIMETHYL-3-PENTANOL hazardous?

3-ETHYL-2,2-DIMETHYL-3-PENTANOL 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-2,2-DIMETHYL-3-PENTANOL (CAS 66793-96-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990362-0 (accessed 2026-10-22).

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