BUTADIENE1. NAVEN KALIRANA B130660CH2. NEETHU SREEDHAR B130575CH3. NICIN NISHANANTH C B130713CH

CHEMICAL FORMULA --CH2=CH.CH=CH2

PROPERTIES OF BUTADIENE—

1. Molecular formula –(CH2=CH.CH=CH2)2. Molecular weight -- 54.09 gm3. Melting point -- -108.9’c 4. Boiling point -- -4.41’c5. Density at 20’c -- .6216. Soluble in alcohols and ether 7. Insoluble in water

Method Of Production Dehydrogenation of butane Dehydrogenation of butylene Dehydrogenation-dehydration of ethanol Steam cracking of hydrocarbons The ethanol process is use in india. The first process is use in U.S. if a high yield of

butadiene is required.

1 Dehydrogenation of butaneChemical reaction

(a)Main reaction C4H10 -- CH2=CH.CH=CH2+2H2

(b)side reaction C4H10 –- C4H8 + H2

n-butylenes