Propene

 

Propene

Chemical formula	{{#Chem:C3H6}}
OTP appearance	colorless gas
Molar Mass(g/mol)	42
Density(g/cc)	0.00181
Melting Point(°C)	-185
Boiling Point(°C)	-47
Solubility in water(g/L)	0.00061
NFPA 704	4 1 1

aka propylene

Uses

Primary

• Industrial Chemical
• Feedstock for Cumene Process - Phenol and Propanone

Natural occurrence

• Occurs naturally during vegetable fermentation

Hazards

• Extremely flammable
• Typical hydrocarbon CNS depression

Production

Synthesis

dehydration

Dehydrate isopropanol or propanone

1. Using hot sulfuric acid

   {{#Chem: C3H7OH { H2SO4 = 170°C } C3H6 + H2O }}

2. Using hot aluminum oxide:

   {{#Chem:Al2O3}} and 350°C

3. Using hot phosphoric acid

   {{#Chem:P2O5}} and heat