Product Name: Aromasin (Exemestane)
CAS: 107868-30-4
M.F.: C20H24O2
M.W: 296.4
Appearance: White Crystalline Powder
Identification: Positive
Assay (by HPLC): 98.0%~102.0%
Absorbance: 465 ~ 495
Melting Point: 191°C ~195°C
Loss On Drying: NMT 0.5%
Specific Rotation: +288° ~ +298°
Residue on Ignition: NMT 0.1%
Related Substances: Total impurities: NMT 1.5%
Any Single impurity: NMT 0.5%
Residue Solvents: NMT 0.2%
Heavy metals: NMT 20 ppm
Details: Aromasin is the third generation of Aromatase Inhibitor (AI) just like Arimidex (Anastrozole) and Femera (Letrozole). It could be used in the treatment of metastatic breast cancer and used as aid in the treatment of early breast cancer.