'R' formed in the following sequence of reactions is : O NaCN HOAc 'P' EtOH H+ 'Q' (i) 2MeMgBr (ii) H3O+ 'R' Major Product Cl (A) OH CN Me Me Me Me (B) OH Cl Me Me (C) OH Cl Me C OH Me Me (D) OH CN Me

Question

'R' formed in the following sequence of reactions is : O NaCN HOAc 'P' EtOH H+ 'Q' (i) 2MeMgBr (ii) H3O+ 'R' Major Product Cl

(A) OH CN Me Me Me Me
(B) OH Cl Me Me
(C) OH Cl Me C OH Me Me
(D) OH CN Me Me

Prashant Kotian · Accepted Answer

Correct answer: C. Cl O 1. NaCN 2. AcOH Cl HO CN (P) H3O+, C2H5OH Cl HO COOet (Q) 2. MeMgBr H3O Cl HO (R) Major Product

💡 Solution & Explanation