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 |
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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:
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We've been convinced that with joint efforts, the enterprise between us will bring us mutual benefits. We could guarantee you item excellent and aggressive price tag for Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai , The product will supply to all over the world, such as: Ireland, Holland, Albania, Each product is carefully made, it will make you satisfied. Our merchandise in the production process have got strictly monitored, because it is only to supply you the best quality, we'll feel confident. High production costs but low prices for our long-term cooperation. You can have a variety choices and the value of all types are same reliable. If you have any question, do not hesitate to ask us.
By Kristin from Luxemburg - 2018.10.31 10:02
The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
By Christine from Stuttgart - 2018.06.28 19:27
