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86639-52-3 7-Ethyl-10-hydroxycamptothecin Intermediate of Irinotecan 1
Product Name: 7-Ethyl-10-hydroxycamptothecin
CAS: 86639-52-3
MF: C22H20N2O5
EINECS: 643-093-9
Appearance: Light yellow crystalline powder
Items |
Quality Standard |
Results |
Appearance |
Light yellow crystalline powder |
Light yellow crystalline powder |
Loss on drying |
≤1.0% |
0.91% |
Residue on ignition |
≤0.5% |
0.07% |
Heavy metals |
≤20ppm |
Conforms |
Related products |
||
Individual impurity |
≤0.1% |
0.05% |
Total impurities |
≤0.5% |
0.17% |
Assay (HPLC) |
≥99.5% |
≥99.8% |
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