Methyl 6-(bromomethyl)-4-(2,4-dichlorophenyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate   、                                                                                      
(2R,3S)-2-methylmorpholine-3-carboxylic acid                                                                                                                                                                                                                                                                                                          以to give the title compound as a yellow solid (0.51 g, 51%)的产率得到(2R,3S)-4-((6-(2,4-dichlorophenyl)-5-(methoxycarbonyl)-2-(thiazol-2-yl)-3,6-dihydropyrimidin-4-yl)methyl)-2-methylmorpholine-3-carboxylic acid