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1. 1,2-epoxy-1-methylcyclohexane reacts with Br- followed by acidto produce A)(1

ID: 676633 • Letter: 1

Question

1. 1,2-epoxy-1-methylcyclohexane reacts with Br- followed by acidto produce A)(1S,2S)-1-bromo-2-hydroxy-1-methylcyclohexane +enantiomer.
B)(1R,2S)-2-bromo-1-hydroxy-1-methylcyclohexane +enantiomer.
C)(1R,2S)-1-bomo-2-hydroxy-1-methylcyclohexane +enantiomer.
D)(1R,2R)-1-bromo-2-hydroxy-1-methylcyclohexane +enantiomer 2. The regiospecificity of products of a reaction between analkene and Br2 will be A)which side of the molecule collides with thenucleophile.
B)anti-Markovnikov.
C)anti products.
D)determined by which carbon collides with thenucleophile.
E)syn products. 3. What is the product when 2-methyl-2-butene reacts withBr2/H2O? A)(2S)-3-bromo-2-methylbutane
B)(2R,3S)-2,3-dibromo-2-methylbutane + enantiomer
C)(2R)-2-bromo-2-methylbutane
D)(2R,3R)-2,3-dibromo-2-methylbutane + enantiomer
1,2-epoxy-1-methylcyclohexane reacts with Br- followed by acidto produce A)(1S,2S)-1-bromo-2-hydroxy-1-methylcyclohexane +enantiomer.
B)(1R,2S)-2-bromo-1-hydroxy-1-methylcyclohexane +enantiomer.
C)(1R,2S)-1-bomo-2-hydroxy-1-methylcyclohexane +enantiomer.
D)(1R,2R)-1-bromo-2-hydroxy-1-methylcyclohexane +enantiomer 2. The regiospecificity of products of a reaction between analkene and Br2 will be A)which side of the molecule collides with thenucleophile.
B)anti-Markovnikov.
C)anti products.
D)determined by which carbon collides with thenucleophile.
E)syn products. The regiospecificity of products of a reaction between analkene and Br2 will be 3. What is the product when 2-methyl-2-butene reacts withBr2/H2O? A)(2S)-3-bromo-2-methylbutane
B)(2R,3S)-2,3-dibromo-2-methylbutane + enantiomer
C)(2R)-2-bromo-2-methylbutane
D)(2R,3R)-2,3-dibromo-2-methylbutane + enantiomer
What is the product when 2-methyl-2-butene reacts withBr2/H2O?

Explanation / Answer

2. C is the correct option because addition of bromine to an alkenetakes place in anti manner to form an anti product. hope this helps