What are the series of chemical reactions in manufacture of isoprene from isomerization of polypropylene dimer?(a) Dimerization-Isomerization-Pyrolysis(b) Pyrolysis-Isomerization-Dimerization(c) Dimerization-Pyrolysis-Isomerization(d) Pyrolysis-Dimerization-IsomerizationThe question was posed to me during an internship interview.This question is from C3 Compounds topic in portion Synthetic Organic Chemical Industries of Chemical Technology

What are the series of chemical reactions in manufacture of isoprene f

1.	What are the series of chemical reactions in manufacture of isoprene from isomerization of polypropylene dimer?(a) Dimerization-Isomerization-Pyrolysis(b) Pyrolysis-Isomerization-Dimerization(c) Dimerization-Pyrolysis-Isomerization(d) Pyrolysis-Dimerization-IsomerizationThe question was posed to me during an internship interview.This question is from C3 Compounds topic in portion Synthetic Organic Chemical Industries of Chemical Technology
Answer» Correct option is (a) Dimerization-ISOMERIZATION-Pyrolysis To explain: Initially propylene is dimerized USING tripropyl aluminium as CATALYST which forms 2-methyl-1-pentene which further on isomerization forms 2-methyl-2-pentene and finally UNDERGOES pyrolysis to form ISOPRENE.

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