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Product Name: l-huperzine a
l-huperzine a source:Huperzine-A is a naturally occurring sesquiterpene alkaloid compound found in the firmoss Huperzia serrata.
l-huperzine a introduction: Huperzine-A is an acetylcholinesterase inhibitor similar to Other compounds donepezil, rivastigmine, and galantamine. In the US, Huperzine-A is sold as a dietary supplement for memory support. The botanical has been used in China for centuries for the treatment of swelling, fever and blood disorders. Clinical trials in China have shown it is effective in the treatment of Alzheimer's disease, and has been shown to enhance memory in healthy young students in one study. Huperzine-A is a promising drug for symptomatic treatment of Alzheimer's disease.
Appearance : brown Powder
Active ingredient: Huperzine-A
l-huperzine aspecifications: Huperzine-A: 1%, 5%, 20%, 99% by HPLC.
Structural formula:
l-huperzine a Main benefits:
1. Helps repair short-term memory impairment and strengthens brain power.
2. Help focus attention and improve memory.
3. Huperzine-A is an acetylcholinesterase inhibititor.
4. Huperzine-A help treatment for diseases characterized by neurodegeneration.
5.Huperzine-A is also a NMDA receptor antagonist which protects the brain against glutamate induced damage.
l-huperzine a specification
ANALYSIS |
SPECIFICATION |
RESULTS |
METHOD |
Assay |
Huperzine A≥98.0% |
98.82% |
HPLC |
Appearance |
White powder |
White powder |
Organoleptic |
HPLC Identification |
Conforms to the standard sample |
Conforms to the standard sample |
HPLC |
l-huperzine a NMR |
Conforms |
Conforms |
NMR |
Loss on Drying |
≤7.0% |
6.58% |
ChP |
Heavy Metals |
≤10ppm |
<10ppm |
ChP |
Arsenic |
≤1ppm |
<1ppm |
ChP |
l-huperzine a Related Substance: |
|||
Assay(on dried basis) |
97.0%-102.0% |
99.92% |
HPLC |
Any Individual Impurity |
≤1.0% |
0.54% |
HPLC |
ee value |
≥99.0% |
99.88% |
HPLC |
Purity |
≥98.0% |
98.82% |
HPLC |