Find out the major products from the following reaction sequence. O Cl 1. NaCN 2. ErOH, H3O A O H ) excess ( MeMgBr B (A) A = CN OH Cl , B = C OH Cl NH2 Me Me Me (B) A = NC OH Cl , B = OH Me Me Me CH

Question

Find out the major products from the following reaction sequence. O Cl 1. NaCN 2. ErOH, H3O A O H ) excess ( MeMgBr B

(A) A = CN OH Cl , B = C OH Cl NH2 Me Me Me
(B) A = NC OH Cl , B = OH Me Me Me CH OH OH
(C) A = CO2H OH Cl , B = C OH Cl OH Me Me Me
(D) A = HO CO2Et Cl , B = C OH Cl OH Me Me Me

Prashant Kotian · Accepted Answer

Correct answer: D. NaCN Cl O OH Cl CN CH3 Cyanohydrin H3O OH Cl COOH CH3 OH/ Esterification OH Cl O–Et CH3 O MeMgBr OH Cl CH3 Me Me OH

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