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

Step-by-step solution

(a) C ₆ H ₅ COOC ₂ H ₅+ ( CH ₃ )₂ NH C ₆ H ₅ CON ( CH ₃ )₂+ C ₂ H ₅ OH (b) C ₆ H ₅ CONH ₂+ CH ₃ MgI C ₆ H ₅ CONH MgI + CH ₄ (c) C ₆ H ₅ COCl + ( CH ₃ )₂ NH C ₆ H ₅ CON ( CH ₃ )₂+ HCl (d) C ₆ H ₅ CO . O . COC ₆ H ₅+ ( CH ₃ )₂ NH C ₆ H ₅ CON ( CH ₃ )₂+ C ₆ H ₅ COOH