2-(p-n-hexylphenyl)-5-pyrimidinecarboxylic acid   、                                                                                      
氯化亚砜   、                                                                                      
2-(p-n-hexylphenyl)-5-pyrimidinecarboxylic acid chloride   、                                                                                      
氨                                                                                                                                                                                              以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                                                        以A sample of the obtained crude 2-(p-n-hexylphenyl)-5-pyrimidinecarboxamide的产率得到2-(4-hexyl-phenyl)-pyrimidine-5-carboxylic acid amide