1-Diethylamino-3-butanone

1-二乙基氨-3-丁酮

Also known as: 4-(Diethylamino)-2-butanone, 4-(Diethylamino)butan-2-one, 4-(N,N-Diethylamino)butan-2-one, 4-Diethylamino-2-butanone, 2-Butanone,4-(diethylamino)-, 3-diethylamino-1-methyl-propan-1-one, 1-(diethylamino)butan-3-one, MFCD00009056, EINECS 221-970-3

1-Diethylamino-3-butanone (CAS 3299-38-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H17NO and a molecular weight of 143.22700 g/mol. It is also known as 4-(Diethylamino)-2-butanone, 4-(Diethylamino)butan-2-one and 4-(N,N-Diethylamino)butan-2-one. Key properties include a boiling point of 188.7ºC at 760mmHg, a density of 0.868g/cm3 and a flash point of 43.3ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3299-38-5
Jingsj CID
J-8693-6
Molecular Formula
C8H17NO
Chinese Name
1-二乙基氨-3-丁酮
Molecular Weight
143.22700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point188.7ºC at 760mmHg
Density0.868g/cm3
Flash Point43.3ºC

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-Diethylamino-3-butanone?

The CAS number of 1-Diethylamino-3-butanone is 3299-38-5.

What are the molecular formula and molecular weight of 1-Diethylamino-3-butanone?

1-Diethylamino-3-butanone has molecular formula C8H17NO and molecular weight 143.22700 g/mol.

Is 1-Diethylamino-3-butanone hazardous?

1-Diethylamino-3-butanone 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. "1-Diethylamino-3-butanone (CAS 3299-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8693-6 (accessed 2026-10-22).

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