Patent ID: 11945788
Assignee: NURAY CHEMICALS PRIVATE LIMITED
Field: Organic fine chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 20:
21. The process of claim 17, wherein the reaction of step b) is carried out in presence of solvent selected from dichloromethane, dichloroethane, tetrahydrofuran, toluene, dioxane, N,N-dimethylformamide, N,N-dimethylacetamide, dimethylsulfoxide, 1-methyl-2-pyrrolidone, 1-methyl-2-piperidone, 1,3-dimethyl-2-imidazolidinone, acetonitrile, acetone, ethyl acetate, methanol, ethanol isopropanol, n-butanol and a combination thereof.