Product Name: Vinpocetine chemical medicine


Synonyms: ethyl Changchun, Changchun, ethyl, Conway brain, Arp Changchun ethyl amine; 
Molecular Weight:  350.45

Molecular Formula:  C22H26N2O2

CAS No : 42971-09-5

Specific Rotation: +127 o ~ +134 o

Impurity: <= 1.0%

Loss on drying: <= 0.5%

Residue on ignition: <= 0.1%

Content: 98.5 % ~ 101.5%

Appearance: white crystalline powder

Applications: medicine intermediates