During debromination of meso-2, 3-dibromobutane, the major compound formed is

n-butane

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1-butene

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cis–2–butene

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trans–2–butene

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Solution

The correct option is D trans–2–butene
Debromination is a trans–elimination reaction. Meso–2, 3–Dibromobutane on debromination gives trans–2–butane.

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Similar questions

It is given that when (±)-2,3-dibromobutane reacts with $K O H$ , some of the products formed are:

Explain via mechanism and then choose the correct ones from the following.

Monosubstitution of (2S,3S)-2,3-dibromobutane using $O H^{-}$ yields a mixture of products.
Monosubstitution of (2S,3S)-2,3-dibromobutane using $O H^{-}$ yields a single major product.
Monosubstitution of (2R,3R)-2,3-dibromobutane using $O H^{-}$ yields a mixture of products.
Monosubstitution of (2S,3S)-2,3-dibromobutane using $O H^{-}$ yields a mixture of products.

3-methylphenol

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