Description
Technical Parameters
Product Brief Introduction
Product name: Vinpocetine Base
CAS: 42971-09-5
MF: C22H26N2O2
MW: 350.45
Product Specification
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Appearance |
White or slight-yellow crystalline powder |
|
Identification |
HPLC: the retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay. |
|
Solubility |
Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrous ethanol. |
|
Specific Rotation |
+127.0°~ +134.0° |
|
Loss on Drying |
≤0.5% |
|
Sulfated Ash |
≤0.1% |
|
Related Substances |
Impurity A≤ 0.6% |
|
|
Impurity B≤ 0.5% |
|
|
Impurity C≤ 0.3% |
|
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Impurity D≤ 0.5% |
|
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Other single impurity≤ 0.1% |
|
|
Total impurities≤ 1.0% |
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Assay |
98.0%~102.0% |
