求购伊立替康杂质:
1. Irinotecan I-03 Impurity 12-ethyl-8-methyl-9-oxo7-propionyl-9,11-dihydro-indolizino[1,2-b]quinolin-2-yl[1,4]-bipiperidinyl-1-carboxylic acid ester
2. Irinotecan I-16 Impurity 3,10-diethyl11,13-dihydro-1,13-dioxo-1H,3H-furo[3,4,6,7]indolizino[1,2-b]quinolin-8-yl[1,4]-bipiperidinyl-1-carboxylic acid ester
数量:100mg/250mg
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