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  3. BCECE Medical

BCECE Medical BCECE Medical Solved Papers-2012

  • question_answer
    In the following reaction, product P is \[R-\underset{\begin{smallmatrix}  || \\  O \end{smallmatrix}}{\mathop{C}}\,-Cl\xrightarrow[Pd-BaS{{O}_{4}}]{{{H}_{2}}}P\]

    A)  \[RC{{H}_{2}}OH\]

    B)  RCOOH

    C)  RCHO       

    D)  \[RC{{H}_{3}}\]

    Correct Answer: C

    Solution :

    Rosenmunds reaction \[R-\underset{\begin{smallmatrix}  || \\  O \end{smallmatrix}}{\mathop{C}}\,-Cl\xrightarrow[Pd-BaS{{O}_{4}}]{{{H}_{2}}}R-\underset{\begin{smallmatrix}  || \\  O  \\  P \end{smallmatrix}}{\mathop{C}}\,-H+HCl\]


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