Prostaglandin Latanoprost
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Dinoprostone/Prostaglandin E2
CAS号：363-24-6
Molecular Formula：C20H32O5
Molecular Weight：352.47
| TEST | SPECIFICTIONS |
| Description | A white or almost white, crystals or crystalline powder |
| Identification | According to the requirements |
| Optical rotation | -90.0°~-82.0° |
| Congealing temperature | 68℃ |
| Loss on drying | ≤2.0% |
| Water content | ≤0.5% |
| 15-Oxo-dinoprostone | ≤1.0% |
| 15-Epi-dinoprostone | |
| 8-Isodinoprostone | |
| Dinoprostone related compound C | ≤2.0% |
| (5Z,13E,15S)-15-Hydroxy-9-oxoprosta-5, 10,13-triene-1-oic acid | ≤1.0% |
| (5Z,13E,15S)-15-Hydroxy-9-oxoprosta-5, 8(12),13-trien-1-oic acid | ≤1.0% |
| Any individual unspecified impurity | ≤0.1% |
| Residue solvents | Acetone≤0.5% |
| Methanol≤0.3% | |
| Toluene≤0.089% | |
| Tetrahydrofuran≤0.072% | |
| Ethyl acetate≤0.5% | |
| Dichloromethane≤0.06% | |
| Assay | 97.0%~103.0% |
| Conclusion: | Complies with USP standards. |
