100% Natural Voacanga Africana Extract Pure vinpocetine powder

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100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder
100% Natural Voacanga Africana Extract Pure vinpocetine powder

100% Natural Voacanga Africana Extract Pure vinpocetine powder

  • Item No.TOP
    MOQ10 Gram / Gram
Tag  sourcing

Quantity:

From $4.502.001.60 / Gram
$45.00
You save $ -45.00
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If over 500pcs, mass production will start until pre-production sample has been approved.

Est. 7 days production

Quick Details
Product name Vinpocetine
Appearance White Powder
Place of Origin CN;SHN
Usage Animal Pharmaceuticals
Brand Name QDXIGEMA
alpha D20 +114° (c = 1 in pyridine)
Model Number TOP
solubility DMSO: 5 mg/mL
storage temp. Store at RT
Melting point 147-153 °C dec.
Molecular Weight 350.45
Shelf Life 2 Years
Grade Standard Medicine Grade
Type Vitamins, Amino Acids and Coenzymes
CAS No. 42971-09-5
Other Names Vinpocetine
MFC22H26N2O2
EINECS No. /
Purity99%min

 

Product Description

 

company

 product description

Vinpocetine is a semisynthetic derivative of the alkaloid vincamine, an extract from the periwinkle plant. Vinpocetine is reported to have cerebral blood-flow enhancing and neuroprotective effects, and is usedas a drug in Eastern Europe for the treatment of cerebrovascular disorders and age-related memoryimpairment.  

COA

Item

Specification

Result

Identification

S  Sample IR spectrum matches reference standard IR spectrum

Conforms

Appearance

White or slightly yellow, crystalline powder

White Powder

Specific Rotation, C=1 [a]D20

+127 ~ +134

+132

Melting Point

149°~ 153°

152°

Solubility

Practically insoluble in water

Soluble in methylene chloride

Slightly soluble in anhydrous ethanol

Conforms 

Related Substances

Impurity A: 0.6% Max.

0.16%

Impurity B: 0.5% Max.

0.13%

Impurity C: 0.3% Max.

0.05%

Impurity D: 0.5% Max.

0.1%

Unspecified Impurity: 0.1% Max.

0.02%

Total Impurity

NML1.0%

0.01%

Loss on Dried

NML0.5%

0.20%

Sulphated Ash

NML0.1%

0.03%

Heavy Metals

NML10ppm

Complies

Assay (On dried basis)

98.5%-101.5% by HPLC

function

 

1. Vinpocetine is applicable to the sequelae of cerebral infarction, cerebral hemorrhage sequelae, cerebral arteriosclerosis etc..
2. Vinpocetine is cerebral vasodilator, inhibit phosphodiesterase activity, increased vascular smooth muscle relaxation effect of messenger c-GMP, selectively increase cerebral blood flow, in addition can inhibit platelet aggregation, reduce blood viscosity, enhance the red cell deformation force, improve liquidity and microcirculation, promote brain tissue glucose uptake, increased brain oxygen consumption, improve cerebral metabolism.

Company Information

Qingdao Sigma chemical Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
 
The aim of Qingdao Sigma chemical Co., Ltd is a quality policy that"Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

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Packaging & Shipping

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Our Services

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FAQ
Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.
 
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Surely,It depend on your qty
 
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
 
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
 
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
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