Colorless and volatile liquid with unpleasant smell and insoluble in water. Soluble in benzene, toluene, ethanol, ether, carbon tetrachloride and other organic solvents.

CAS:   563-45-1

MF:  C5H10

MW:   70.13

EINECS:  209-249-1

Synonyms: alpha-Isoamylene;Vinylisopropyl;3-METHYL-1-BUTENE;3-METHYLBUTENE-1;ISOPROPYLETHYLENE;ISOPENTENE;ISOAMYLENE;3-Methylbutene

Properties

Density:   0.627g/cm3

Melting Point(℃):   -168℃

Boiling Point(℃):  20°C minimum

Flash Point(℃):   -57°C

Solubility:   benzene, toluene, ethanol, ether, carbon tetrachloride and other organic solvents

refractive index:   n20/D 1.364(lit.)

Application

It is mainly used to prepare alkyd resin, rubber promoter and anti-aging agent, herbicide, insecticide, anti-mildew agent, propionic acid, propanol and propylamine.

GB 2760-1996 provides for spices that are permitted to be used. Mainly used for making apple, cherry, chocolate and onion flavor.

An important raw material of fine chemicals, mainly for the production of normal propyl alcohol and propionic acid, 3 hydroxymethyl ethane, propionic aldehyde oxime intermediates, such as further production of alkyd resins, pesticides, herbicides and pesticides, drugs thiazine sleep, pain and b, also widely used in coatings, plastics, food, textile, feed, rubber additives in fine chemicals production. It can also be used as chain terminator for ethylene polymerization.

Is the intermediate of insecticides pyrimidine, diamidine and pene cyanthrin, as well as the intermediates of miriptone and pyrimidine.

It can also be used as antifreeze, lubricant and dewatering agent.

It is used in the production of propanol, propionic acid and trihydroxymethyl ethane.

Safety Information

Symbol(GHS) 

 GHS02, GHS07, GHS08

Signal word: Danger

Hazard Codes:   F+,Xn

Risk:  12-36/37/38-65

Safety:  16-26-62

RIDADR:  UN 2561 3/PG 1

Hazard Class   3.1

Packing Group   I

Structural formula: