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| Product Name： |
Exemestane |
| Company Catalog： |
TOP-RT0057 |
| CAS No.： |
129722-12-9 |
| Specifications： |
USP 99% |
| Packaging： |
25kg/drum |
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| Product Description： |
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CAS No.:
|
107868-30-4
|
Other Names:
|
exemestane
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MF:
|
C20H24O2
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EINECS No.:
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NA
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Place of Origin:
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China (Mainland)
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Type:
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pharmaceutical
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Grade Standard:
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Medicine Grade
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Brand Name:
|
orient
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Model Number:
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Pharmaceutical Intermediates
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Purity:
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99%
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Appearance:
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white powder
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melting point:
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175-1790C
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Test Item
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Analysis Specification
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Result
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Description
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White crystalline power
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white crystalline power
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Identification
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IR
RT(HPLC)
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Conforms
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Residue on ignition
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≤0.1%
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0.05%
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Heavy metals
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≤10 ppm
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Conforms
|
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Water
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≤0.5%
|
0.05%
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Specific Optical Rotation
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+290°~+300°
|
+296.96°
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Impurity
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|
|
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Spirooxiran1
|
≤0.15%
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Not Detected
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Spirooxiran2
|
≤0.15%
|
Not Detected
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Exemestane related compound A
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≤0.15%
|
Not Detected
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Any unspecified impurity
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≤0.10%
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0.04%
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Total impurity
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≤0.50%
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0.21%
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Assay(HPLC)
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98.0~102.0%
|
101.97%
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Micron
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|
100%≤20um
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Conclusion
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Conform to
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