(9S)-9-acetoxy-9-ethyl-1-(3-methylbutyl)-2-methylsulfinyl-1H,12H-pyrano[3'',4'':6',7']indolizino[1',2':6,5]pyrido[4,3,2-de]quinazoline-10,13(9H,15H)-dione 、
正丁胺 在
二氯甲烷,丙烷-2-酮 作用下,
以
1,4-二氧六环 为溶剂,
反应 53.0h,
以to give the product (5.4 mg, 83%) as a yellow powder的产率得到(9S)-9-acetoxy-2-butylamino-9-ethyl-1-(3-methylbutyl)-1H,12H-pyrano[3",4":6',7']indolizino[1',2':6,5]pyrido[4,3,2-de]quinazoline-10,13(9H,15H)-dione