Description
Technical Parameters
Product Brief Introduction
Product name: 17 Beta-Estradiol
CAS: 50-28-2
MF: C18H24O2
MW: 272.38
Product Specification
|
Appearance |
White crystalline powder |
|
Identification |
IR: The infrared absorption spectrum of the sample complies with the reference standard. |
|
UV: Meets the standards. |
|
|
Specific Rotation |
+76.0°~ +83.0° |
|
Melting Point |
173.0℃-179.0℃ |
|
Moisture |
≤ 3.5% |
|
Related Substances |
Any individual impurity ≤ 0.5% |
|
Total impurities ≤ 1.0% |
|
|
Residual Solvents |
Ethanol ≤ 5000ppm |
|
Dichloromethane ≤ 600ppm |
|
|
Assay (on dried basis) |
97.0%~103.0% |
