High Quality Vinpocetinum CAS NO.42971-09-5

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42971-09-5
Vinpocetinum
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ProName: High Quality Vinpocetinum
CasNo: 42971-09-5
Molecular Formula: C22H26N2O2
Appearance: White powder
Application: pharmaceutical intermediates
DeliveryTime: Qingdao Port
PackAge: 1kg or 25Kg drum
Port: QIngdao Port
ProductionCapacity: 3000 Metric Ton/Year
Purity: 98% HPLC
Storage: Store in dry, dark and ventilated plac...
Transportation: By air or by sea. Prompt delivery
LimitNum: 1 Gram
Moisture Content: See data sheet
Samples: Available

Superiority

Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

Our Laboratory is located in shandong province. There are 15 experts in our research team. Talented personnel and well-equipped laboratory makes rigorous and professional quality control possible. Lyphar Biotech is equipped with various detection devices, such as HPLC, GC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.

The aim of QDSIGMA 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.

QDSIGMA has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".QDSIGMA has 21 subsidiaries and holding companies.

We promise our customer following items

1.Reasonable price:
2.Low moq:No worry about the low moq, our moq is 1 gram or lower.
3.Good and efficient service,Fast Delivery
4.Super-good quality

Details

Product name	Vinpocetine
Another name	Eburnamenine-14-carboxylic acid ethyl ester;
	(3α,16α)-Eburnamenine-14-carboxylic acid ethyl ester;

CAS	42971-09-5
MF	C22H26N2O2
Appearance	White crystalline solid
Exact mass	350.199
logP	4.0862
PSA	34.47
melting point	147-153ºC dec
boiling point	419.5ºC at 760 mmHg
Water solubility	practically insoluble in water,soluble in methylene chloride,slightly soluble in anhydrous ethanol
Introduction
A derivative of Vincamine with vasodilating activity. Vasodilator (cerebral).
Application
It is used to improve the sequelae of cerebral infarction, sequelae of cerebral hemorrhage, cerebral arteriosclerosis and other symptoms induced.

Specification:

Items	Specification(BP2000)	Results
Items	Specification(BP2000)	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	Conforms
Identification (IR)	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%
Loss on drying	≤ 0.5%	0.04%
Sulphated ash	≤ 0.1%	0.07%
Sulphated ash	≤ 0.1%	0.07%
Assay(On dried basis)	98.5% ~101,5% ,	100.20%

High Quality Vinpocetinum CAS NO.42971-09-5

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