Alias::
|
112809-51-5
|
Assay(by HPLC):
|
98%
|
CAS NO.:
|
Letrozole
|
Purity:
|
98%
|
Product Name:
|
Anti Estrogen Steroid Powder
|
Application:
|
Women, Men
|
Tests
|
Specifications
|
Results
|
Appearance
|
White or off-white crystaline powder
|
White
Crystalline powder
|
Solubility
|
Soluble in Chloroform;
Soluble in ethanol when heated
|
Conform
|
ldentification
|
(1)Maximum absorption in wavelength of 240 nm
Minimum absorption in wavelength of 215 nm
|
Conform
Conform
|
(2)Infrared spectrum should be in accordance the dominant peak of contrast
|
In accordance with the dominant peak of contrast
|
|
Melting points
|
182℃-184℃
|
182℃
|
Related substances
|
≤0.5%
|
0.3%
|
Single impurity
|
≤0.3%
|
0.2%
|
Loss on drying
|
≤1.0%
|
0.8%
|
[Assay]C17H11N5
(On anhydrous basis)
|
≥98.0%
|
99.2%
|
Conclusion
|
Conforms Specifications of Enterprise Standard.
|
Relations product:
|
|||||
Name
|
Anastrozole Arimidex
|
Exemestan
|
Letrozole
|
tamoxifen citrate
|
Clomiphene Citrate
|
CAS
|
120511-73-1
|
107868-30-4
|
112809-51-5
|
10540-29-1
|
50-41-9
|