Propene

 

Propene

Chemical formula	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

via isopropanol

1. Dehydrate isopropanol or propanol using hot sulfuric acid

   C₃H₇OH

   {H₂SO₄

   →

   170°C}

   C₃H₆ + H₂O

2. Al₂O₃ and 350°C
3. P₂O₅ and heat
4. phosphoric acid and heat