Isobutylene
CAS: 115-11-7
Chemical Formula: C4H8
Melting point (℃): -140.3 Boiling point (℃): -6.9 Relative density (water=1): 0.67(-49℃) Relative vapor density (air=1): 2.0 Saturated vapor pressure (kPa): 131.52(0℃)
Heat of combustion (kJ/mol): 2,705.3 Critical temperature (℃): 144.8
Critical pressure (MPa): 3.99 Flash point (℃): -77 Ignition Temperature (℃): 465 Upper explosive limit % (V/V): 8.8 Lower explosive limit % (V/V): 1.8
Solubility: Insoluble in water, but readily soluble in most organic solvents.
Isobutylene is an alkene compound with four carbon atoms. Below is an introduction to the properties, uses, and information regarding isobutylene:
Properties:
1.Isobutylene is a colorless liquid with a distinct odor.
2.It readily reacts with air and can self-polymerize.
3. Isobutylene is soluble in organic solvents like ethanol, acetone, and benzene, but is insoluble in water.
Purpose:
Isobutylene is an important chemical raw material primarily used in the production of butyl rubber, polyisobutylene, methacrylonitrile, antioxidants, tert-butyl phenol, tert-butyl ether, and so on.
Information
1.Isobutylene is irritating and may cause irritation to the skin, eyes, and respiratory tract. Proper protective equipment should be worn during handling.
2.Isobutylene is a flammable liquid; it can ignite in the presence of open flames or high temperatures, leading to explosive combustion. It should be kept away from flames and heat sources, stored in a sealed container, and kept away from oxidizers.
3. Areas where isobutylene is used and stored should be well-ventilated to avoid the accumulation of vapors.
4. Isobutylene poses certain environmental hazards; immediate measures should be taken to clean up and address spills of harmful substances.
