Hot selling high quality 99% Voacanga Africana Extract



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Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract
Hot selling high quality 99% Voacanga Africana Extract

Hot selling high quality 99% Voacanga Africana Extract

  • Item No.High quality
    MOQ10 Gram
Tag  sourcing
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From $10.001.50 / Gram
You save $ -100.00
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If over 500pcs, mass production will start until pre-production sample has been approved.

Est. 7 days production


Product Description


Vincamine 1617-90-9

1.Competitive price
2.Fast Delivery Within 2 days
3.SGS , BV, GMP,ISO approve
4.Professional factory






Sample IR spectrum matches reference standard 

IR spectrum



White or slightly yellow, crystalline powder

White Powder

Specific Rotation, C=1 [a]D20

+127 ~ +134


Melting Point

149°~ 153°



Practically insoluble in water

Soluble in methylene chloride

Slightly soluble in anhydrous ethanol


Related Substances

Impurity A: 0.6% Max.


Impurity B: 0.5% Max.


Impurity C: 0.3% Max.


Impurity D: 0.5% Max.


Unspecified Impurity: 0.1% Max.


Total Impurity



Loss on Dried



Sulphated Ash



Heavy Metals



Assay (On dried basis)

98.5%-101.5% by HPLC


product of description

1)Product Name: Vinpocetine

2)CAS: 1617-90-9

3)Molecular Formula: C21H26N2O3

4)Molecular Weight: 354.44

5)Assay: 99%

6)Appearance:White Powder

Vincamine is a vasodilator and anti-ischemic that increases blood flow to the brain. Vincamine is known primarily as a vasodilator and is in general use as a treatment for dementia.

Vincamine is produced through two chemical reactions beginning with the catalytic reduction of tabersonine, an alkaloid extract of Voacanga seeds. The resulting product, vincadiformine is oxidized forming vincamine


Vincamine is used for the prevention and treatment of cerebrovascular insufficiencies and disorders. It has been shown to be pharmacologically active in the central nervous system and in the cardiovascular system but its activity is mainly on the vessels of the brain. Sangherb supply Other therapeutic applications of vincamine include the treatment of tinnitus and hypertension. Vincamine dietary supplements are sold in the US as “brain nutrition” to support cerebral metabolism and cognitive function and to enhance memory and concentration.


why choose us:

1. Quality
Our products meet MSDS safe standard and we have ISO and other certificate so yan can get high quality products from our company.

2. Price
We are the company which is the joint of trade and industry so we cao provide the competitive price and high quality product.

3. Packing
We can do according to the customers' request.

4. Transport
The products can be transported by Courier, by air or by sea.

5. Service
We offer specialized logistic service including export declaration,customs clearance and every detail during shipment,this makes us able to offer you one-stop service from the order to the products transported to your hand.





Our Services







Company Information

Qingdao Sigma Chemical Co., 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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