EAMCET Medical EAMCET Medical Solved Paper-2008

  • question_answer
    \[{{C}_{2}}{{H}_{5}}OH+SOC{{l}_{2}}\xrightarrow{Pyridine}X+Y+Z,\]in this  reaction X, Y and Z respectively, are

    A)  \[{{C}_{2}}{{H}_{4}}C{{l}_{2}},S{{O}_{2}},HCl\]

    B)  \[{{C}_{2}}{{H}_{5}}Cl,S{{O}_{2}},HCl\]

    C)  \[{{C}_{2}}{{H}_{5}}Cl,SOCl,HCl\]

    D)  \[{{C}_{2}}{{H}_{4}},S{{O}_{2}},C{{l}_{2}}\]

    Correct Answer: B

    Solution :

                     \[{{C}_{2}}{{H}_{5}}OH+SOC{{l}_{2}}\xrightarrow{\text{Pyridine}}\underset{(X)}{\mathop{{{C}_{2}}{{H}_{5}}Cl}}\,+\underset{(Y)}{\mathop{S{{O}_{2}}}}\,+\underset{(Z)}{\mathop{HCl}}\,\]This method is known as Darzens method of reparation of alkyl chloride.


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