2-Ethylsulfanyl-6-oxo-1,6-dihydro-pyrimidine-4-carboxylic acid [1-phenyl-meth-(Z)-ylidene]-hydrazide                                                                                                                                                              在
                                                                                                                                                                                 sodium tetrahydroborate   、                                                                                                  buffer solution (Na
2B
4O
7/NaOH)                                                                                                                                  作用下,
                                                                                                                                                                                        反应 26.0h,
                                                                                                                以64%的产率得到2-Ethylsulfanyl-6-oxo-1,6-dihydro-pyrimidine-4-carboxylic acid N'-benzyl-hydrazide