Asked Feb 20, 2020

What is the major product of the reaction of 2-methyl-2-butene with each of the following reagents?

a. HBr     b. HI      c. Cl2/CH2Cl2       d. O3, −78 °C, followed by (CH3)2S

e. H2/Pd      f. MCPBA (a peroxyacid)      g. H2O + H2SO4 h. Br2/CH2Cl2
i. Br2/H2O      j. Br2/CH3OH           k. BH3 /THF, followed by H2O2, HO-, H2O


Expert Answer

Step 1

Markovnikov’s rule: unsymmetrical alkene reacts with hydrogen halide, halide ions goes to the more substitution position of carbon-carbon double bond and provides alkyl halides.

Step 2

he major product of the reaction is shown as follows:

Chemistry homework question answer, step 2, image 1



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