trans-4-(DiMethylaMino)-3-buten-2-one Property

Boiling point:

101-102 °C5 mm Hg(lit.)

Density 

0.973 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.557(lit.)

Flash point:

225 °F

storage temp. 

2-8°C

solubility 

DMSO (Slightly), Methanol (Slightly)

form 

Oil

pka

5.56±0.70(Predicted)

color 

Clear Colourless to Light Orange

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

HS Code 

29223900

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

trans-4-(DiMethylaMino)-3-buten-2-one Chemical Properties,Usage,Production

Chemical Properties

CLEAR REDDISH-BROWN TO DARK BROWN LIQUID

Uses

trans-4-(Dimethylamino)-3-buten-2-one may be used in the preparation of 1,3,5-triacetylbenzene.

Uses

trans-4-(Dimethylamino)-3-buten-2-one is an reagent used in the synthetic preparation of various substances.

Synthesis Reference(s)

The Journal of Organic Chemistry, 52, p. 2929, 1987 DOI: 10.1021/jo00389a052

General Description

trans-4-(Dimethylamino)-3-buten-2-one is an α,β-unsaturated ketone. Its enthalpy of vaporization at boiling point (474.25K) is 41.416kjoule/mol.