(R)-methoxytrifluoromethylphenylacetyl chloride   、                                                                                      
3-ethyl 5-methyl (+)-2-[(2-(2-aminoethoxy)ethoxy)methyl]-4-(2,3-dichlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate                                                                                                                                                              在
                                                                                                                                                                                 
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (R)-4-(2,3-Dichloro-phenyl)-2-methyl-6-{2-[2-((S)-3,3,3-trifluoro-2-methoxy-2-phenyl-propionylamino)-ethoxy]-ethoxymethyl}-1,4-dihydro-pyridine-3,5-dicarboxylic acid 5-ethyl ester 3-methyl ester