Punjab Medical Punjab - MET Solved Paper-2011

  • question_answer
    The\[IUPAC\]name of\[C{{H}_{3}}CH=CHCOO{{C}_{2}}{{H}_{5}}\]is

    A)  ethyl but -1-enoate

    B)  ethyl but-2-enoate

    C)  ethyl prop-2-enoate

    D)  None of the above

    Correct Answer: B

    Solution :

    \[\overset{4}{\mathop{C}}\,{{H}_{3}}=\underset{ethyl\,\,but\,\,2-enoate}{\mathop{\overset{3}{\mathop{CH}}\,=\overset{2}{\mathop{C}}\,H\overset{1}{\mathop{C}}\,OO{{C}_{2}}}}\,{{H}_{5}}\]


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