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99% Pterostilbene Powder CAS 611-041-4
Other Name: Trans-Pterostilbene
CAS No: 537-42-8
Specifications: 99% Min, exclude one homologue, all other single impurity
Appearance: White Powder
Certificates: 100% certified ISO
What isPterostilbene?
99% Pterostilbene Powder (trans-3,5-dimethoxy-4-hydroxystilbene), an antioxidant is an analogue of resveratrol. It is present in blueberries, tree wood and some types of grapes. And now most existing on the market are synthetic.
Other Name: Trans-Pterostilbene
CAS No: 537-42-8
Molecular Formula: C16H16O3
Molecular Weight: 256.30
Specifications: ≥99%, exclude one homologue, all other single impurity<0.1%(HPLC)
Appearance: Off white crystal powder
mp: 89-92°C
Usage: Next generation of resveratrol, anti-oxidant and anti-inflammatory agent
Package: The standard packaging is a container for 25 kg or as required.
Conditions for safe storage: Keep container tightly closed in a dry and well-ventilated place.
COA
Analysis | Specification | Result |
Assay(HPLC) | 99.0% | 99.61% |
Physical & Chemical Tests | ||
Appearance | Off white or white powder
| White powder |
Melting point | 92℃-96℃ | 93.4℃-96℃ |
Ignition residue | 0.5% Max | 0.06% |
Loss on drying | 0.5% Max | 0.03% |
Moisture content | 0.5% Max | 0.05% |
Heavy metal | 10.0ppm Max | <10.0ppm |
Arsenic | 2.0ppm Max | <2.0ppm |
Cadmium | 2.0ppm Max | <2.0ppm |
Lead | 5.0ppm Max | <5.0ppm |
Mercury | 1.0ppm Max | <1.0ppm |
Conclusion | Complies with thestandard. | |
Application of 99% Pterostilbene Powder:
1. To investigate its anti-oxidative stress activities and the involvement of the nuclear factor.
2. To determine its effects on transcriptional activation of estrogen receptor-α (ERα) in hormone resistant breast cancer cells.
3. To study its effects on the cytotoxicity of 2-chloroethyl ethyl sulphide (CEES) in human epidermoid carcinoma cells.
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