TRANS-4-METHYL-2-PENTENE Property

Melting point:

-140.8°C

Boiling point:

58 °C

Density 

0.686 g/mL at 20 °C(lit.)

refractive index 

n20/D 1.392

Flash point:

-33 °C

form 

clear liquid

color 

Colorless to Almost colorless

BRN 

1719115

LogP

3.199 (est)

CAS DataBase Reference

674-76-0

EPA Substance Registry System

2-Pentene, 4-methyl-, (E)- (674-76-0)

Safety

Hazard Codes 

F,Xi,Xn

Risk Statements 

36/37/38-65-11

Safety Statements 

16-26-36-62

RIDADR 

UN 3295 3/PG 2

WGK Germany 

3

F 

9-23

HS Code 

2901.29.5000

HazardClass 

3

PackingGroup 

II

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

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-METHYL-2-PENTENE Chemical Properties,Usage,Production

Chemical Properties

Colorless liquid. Soluble inalcohol, acetone, ether, petroleum and coal tar sol-vents; insoluble in water.

Uses

Organic synthesis.

Hazard

Flammable, dangerous fire risk.

Purification Methods

Dry the trans-isomer with CaH2, and distil it. [Beilstein 1 IV 844.]