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CET Karnataka Medical CET - Karnataka Medical Solved Paper-2013

  • question_answer
    IUPAC name of \[C{{H}_{3}}-\underset{OH}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-C{{H}_{2}}-\underset{COOH}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-C{{H}_{3}}\] is

    A)  4-hydroxy-l-methyl pentanoic acid

    B)  4-hydroxy-2-methyl pentanoic acid

    C)  2-hydroxy-4-methyl pentanoic acid

    D)  2-hydroxy-2-methyl pentanoic acid

    Correct Answer: B

    Solution :

    : \[\underset{\text{4-hydroxy-2-methylpentanoic}\,\text{acid}}{\mathop{{{H}_{3}}\overset{5}{\mathop{C}}\,-\underset{OH}{\mathop{\underset{|}{\mathop{\overset{4}{\mathop{C}}\,}}\,}}\,-\overset{3}{\mathop{C}}\,{{H}_{2}}-\underset{\begin{smallmatrix}  COOH \\  1 \end{smallmatrix}}{\mathop{\underset{|}{\mathop{\overset{2}{\mathop{C}}\,}}\,}}\,H-C{{H}_{3}}}}\,\]


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