An Optically Active Compound,Y,with the Molecular Formula C₇H₁₂ gives a Positive

question 59

Multiple Choice

An optically active compound,Y,with the molecular formula C₇H₁₂ gives a positive test with cold dilute KMnO₄ and shows IR absorption at about 3300 cm^-1.On catalytic hydrogenation,Y yields Z(C₇H₁₆) and Z is also optically active.Which is a possible structure for Y?

• A)CH₃CH₂CH₂CH₂CH₂C\(\equiv\)CH
• B)(CH₃)₂CHCH₂CH₂C\(\equiv\)CH
• C)CH₃CH₂CH(CH₃)CH₂C\(\equiv\)CH
• D)CH₃CH₂CH(CH₃)C\(\equiv\)CCH₃
• E)CH₂=CHCH(CH₃)CH₂CH=CH₂

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