AP EAMCET202316 May 2023Evening ShiftChemistryAlcohols Phenols and EthersActual
What are ' X ' and ' Y ' respectively in the following reaction sequence? C ₆ H ₅ CH ₃ X C ₆ H ₅ CO ₂ H Y C ₆ H ₅ CH ₂ OH
Options
- AX = PCC ; Y = (i) B ₂ H ₆ (ii) H ₃ O ⁺
- BX = (i) KMnO ₄ / OH ⁻ ; Y = NaBH ₄ (ii) H ₃ O ⁺
- CX = (i) KMnO ₄ / OH ⁻, ; Y = (i) B ₂ H ₆ (ii) H ₃ O ⁺ (ii) H ₃ O ⁺
- DX = PCC ; Y = LAH
Correct answer
C. X = (i) KMnO ₄ / OH ⁻, ; Y = (i) B ₂ H ₆ (ii) H ₃ O ⁺ (ii) H ₃ O ⁺
Step-by-step solution
X = (i) KMnO ₄ / OH ⁻, , (ii) H ₃ O ⁺ (for strong side - chain oxidation) Y = (i) B ₂ H ₆ , (ii) H ₃ O ⁺ (for reduction to alcohols)