Patent ID: 8841442

Claim:
A process for the preparation of compound of Formula 1, comprising i) reacting the compound of formula 5 (wherein R=CH 2 CH 3 or 2-furyl) with suitable cyclic amine to obtain the compound of formula 6 (wherein R=CH 2 CH 3 or 2-furyl); ii) purifying the compound of formula 6 (wherein R=CH 2 CH 3 or 2-furyl) using suitable solvents or mixture thereof; iii) reacting the compound of formula 6 (wherein R=CH 2 CH 3 or 2-furyl) with bromofluoromethane in a suitable solvent and in presence of suitable base to obtain the compound of formula 1 (wherein R=CH 2 CH 3 or 2-furyl); iv) optionally purifying the compound of the formula 1 (wherein R=CH 2 CH 3 or 2-furyl) using suitable solvents or mixture thereof.