Problem: What reagents are needed to prepare CH3CH2CH2CH2C≡CH from CH3(CH2)3CH=CH2? Select all that apply.A. HBrB. KOC(CH3)3 (2equiv) in DMSOC. HgSO4D. Cl2E. POCl3 in pyridineF. CH3ClG. H2O2H. BH3I. H2SO4 (2 equiv)J. NaH

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We are asked what reagents are needed to prepare CH3CH2CH2CH2C≡CH from CH3(CH2)3CH=CH2


Alkene → Alkyne

2 steps:

1. Halogenation

2. Double Elimination


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Problem Details

What reagents are needed to prepare CH3CH2CH2CH2C≡CH from CH3(CH2)3CH=CH2? Select all that apply.

A. HBr

B. KOC(CH3)3 (2equiv) in DMSO

C. HgSO4

D. Cl2

E. POCl3 in pyridine

F. CH3Cl

G. H2O2

H. BH3

I. H2SO(2 equiv)

J. NaH

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