Which of the following reactions will not give N, N -dimethyl...

Which of the following reactions will not give

\mathrm{N}, \mathrm{N}

-dimethyl benzamide? Which of the following reactions will not give N, N -dimethyl benzamide?

Options

B. Let x_1 be a positive real number and for every integer n ≥ 1 let x_ n+1 =1+x_1 x_2 x_ n-1 x_n . If x_5=43 , what is

(a)

\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COOC}_{2} \mathrm{H}_{5}+\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH} \rightarrow\mathrm{C}_{6} \mathrm{H}_{5}\mathrm{CON}\left(\mathrm{CH}_{3}\right)_{2}+\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}

(b)

\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CONH}_{2}+\mathrm{CH}_{3} \mathrm{MgI}\rightarrow \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CONH} \mathrm{MgI}+\mathrm{CH}_{4}

(c)

\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COCl}+\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH} \rightarrow\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CON}\left(\mathrm{CH}_{3}\right)_{2}+\mathrm{HCl}

(d)

\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CO}. \mathrm{O}. \mathrm{COC}_{6} \mathrm{H}_{5}+\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH} \rightarrow \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CON}\left(\mathrm{CH}_{3}\right)_{2}+\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COOH}