Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai
Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai Detail:
Product name | Vinpocetine |
Synonyms | Ethyl (3alpha,16alpha)-eburnamenine-14-carboxylate |
Structure | |
CAS No. | 42971-09-5 |
Appearance | White powder |
Molecular Formula | C22H26N2O2 |
Molecular Weight | 350.45 |
Application | Pharma grade or research purpose |
Packing | As per your request |
Storage | Preserve in tight,light-resistant containers in a cool place |
Vinpocetine CAS No.: 42971-09-5 |
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ITEMS |
STANDARDS |
RESULTS |
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Appearance |
It is white or very slightly yellow,crystalline powder |
Complies |
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Solubility |
Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrous ethanol |
Complies |
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Identification |
IR: Should be positive |
Complies |
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HPLC: the retention time of the main peak of the sample solution corresponds to that of the principal peak for the stock standard solution, as obtained in the test for organic impurities |
Complies |
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Specific Optical Rotation |
+127°to +134° |
+130.8° |
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Related Substances (HPLC) |
Impurity A: ≤0.6% Impurity B: ≤0.5% Impurity C: ≤0.3% Impurity D: ≤0.5% Unspecified Impurities: ≤0.1% Total Impurities: ≤1.0% |
0.13% 0.04% NA NA 0.03% 0.20% |
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Loss on drying |
≤0.5% |
0.27% |
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Heavy metals |
≤10ppm |
Complies |
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Sulphated Ash |
≤0.1% |
0.05% |
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Assay(HPLC) |
98.5%~101.5% |
99.4% |
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Conclusion | Complies. |
Company Information
√ Management layer’s full experience in factory and skilled technicians followers; √ Quality is always our top consideration, Strict QC system; √ 11 years experienced exporting sales team; √ Independent R&D lab; √ Two signed long term GMP workshops; √ Rich resources of plenty idle factories for customized project; √ High Efficiency working team with consistent path.Product detail pictures:
Related Product Guide:
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By Phoenix from Brazil - 2018.12.25 12:43
Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
By Hedda from Mozambique - 2018.05.13 17:00