4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one

Also known as: 1,1-DIMETHOXY-4-DIMETHYLAMINOBUT-3-EN-2-ONE, 4-(Dimethylamino)-1,1-dimethoxy-3-buten-2-one, 1,1-Dimethoxy-4-dimethylaminobut-3-en-2-one, (3E)-4-(Dimethylamino)-1,1-dimethoxy-3-buten-2-one, (E)-4-(dimethylamino)-1,1-dimethoxybut-3-en-2-one, BUTTPARK 43\57-38, 3-Buten-2-one,4-(dimethylamino)-1,1-dimethoxy-, [(1E)-4,4-Dimethoxy-3-oxobut-1-en-1-yl]dimethylamine, E-1,1-Dimethoxy-4-dimethylaminobut-3-en-2-one

4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one (CAS 67751-23-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H15NO3 and a molecular weight of 173.210 g/mol. Key properties include a boiling point of 211.2±40.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 81.6±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 67751-23-9
Jingsj CID: J-1412178-9
Molecular Formula: C₈H₁₅NO₃
Molecular Weight: 173.210 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	211.2±40.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	81.6±27.3 °C
Exact Mass	173.105194
PSA	38.77000
LogP	1.75
Vapor Pressure	0.2±0.4 mmHg at 25°C
Refractive Index	1.453
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2922509090
Summary	2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one?

The CAS number of 4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one is 67751-23-9.

What are the molecular formula and molecular weight of 4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one?

4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one has molecular formula C8H15NO3 and molecular weight 173.210 g/mol.

What are the upstream and downstream products of 4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one?

For 4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one, Upstream Products: 1,1-Dimethoxyacetone, N,N-Dimethylformamide dimethyl acetal, 1-tert-Butoxy-N,N,N',N'-tetramethylmethanediamine; Downstream Products: 4-(Dimethoxymethyl)-2-(methylthio)pyrimidine, 4-(dimethoxymethyl)-2-(propylsulfanyl)pyrimidine, 4-(Dimethoxymethyl)-N-methylpyrimidin-2-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one (CAS 67751-23-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1412178-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.