Certificate of Analysis

 

Product Name: 5,7,8-Trimethoxyflavone
Catalog Number: M38981
CAS Number: 23050-38-6

Physical and Chemical Properties
Formula: C18H16O5
Molecular Weight: 312.32
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: 5,7,8-Trimethoxyflavone Structure
Analytical Data
QC Standard: >98.0%
H-NMR: Consistent with structure
Product Information
Description: 5,7,8-Trimethoxyflavone (Norwogonin 5,7,8-trimethyl ether), isolated from Andrographis echioides, inhibits NO with an IC50 of 39.1 μM. 5,7,8-Trimethoxyflavone has anti-inflammatory activity.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.