(S)-2-[N-[4-[N-[[3,4-dihydro-2,7-dimethyl-4-oxo-3-[(pivaloyloxy)methyl]-6-quinazolinyl]methyl]-N-prop-2-ynylamino]-2-fluorobenzoyl]amino]-5-(1H-1,2,3,4-tetrazol-5-ylthio)pentanoic acid ethyl ester                                                                                                                                                              在
                                                                                                                                                                                 
间氯过氧苯甲酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 16.0h,
                                                                                                                以36%的产率得到(S,RS)-2-[N-[4-[N-[[3,4-dihydro-2,7-dimethyl-4-oxo-3-[(pivaloyloxy)methyl]-6-quinazolinyl]methyl]-N-prop-2-ynylamino]-2-fluorobenzoyl]amino]-5-(1H-1,2,3,4-tetrazol-5-ylsulfinyl)pentanoic acid ethyl ester