Vinpocetine high quality 99% powder

FOB Reference Price:Get Latest Price
US $1,600-1,650 / Kilogram | 1 Kilogram/Kilograms (Min. Order)
Supply Ability:
20 Ton/Tons per Month
Port:
Shanghai
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Overview
Quick Details
CAS No.:
42971-09-5
Other Names:
Vinpocetinum [INN-Latin]
MF:
C22H27N2O2
EINECS No.:
256-028-0
Place of Origin:
Jiangsu, China (Mainland)
Type:
Central Nervous System Agents
Grade Standard:
Medicine Grade
Brand Name:
wxsigma
Model Number:
SIGMA-vinpocetine
Purity:
99%
Packaging & Delivery
Packaging Details
1kg/bag;5kg/bag;25kg/drum
Delivery Time
2-3 days

Specifications

1.ISO quality; factory direct selling
2.accept small orders
3.fast delivery ;free sample
4.24 hours on line service

Items

Specification

 

Results

appearance

White or slightly yellow, crystalline powder

White crystalline

Solubility

Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrousethanol

confirms

Identification (IR)

same wave numbers as that of the Vinpocetine, CRS similarly prepared

CRS similarly prepared.

Conforms

Specific Optical Rotation(On dried basis)

Between +127° and +134°

+132.7°

Related Substances (External Standard method)

Ethyl vincaminate(A)        

≤0.6%

Conforms

Apovincamine(B)     

≤0.5%

Conforms

Methoxyvinpocetine(C)

≤0.3%

Not detected

Dihydrovinpocetine(D)

≤ 0.5%

Not detected

Other single impurity

≤0.10%

Conforms

Total impurity

≤ 1.0%

0.19%

Loss on drying

 

≤ 0.5%

0.04%

Sulphated ash

 

≤ 0.1%

0.07%

Assay(On dried basis)

 98.5% ~101,5%   ,

100.2%