Certificate of Analysis

 

Product Name: Daurichromenic acid
Catalog Number: M38754
CAS Number: 82003-90-5

Physical and Chemical Properties
Formula: C23H30O4
Molecular Weight: 370.48
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Daurichromenic acid Structure
Analytical Data
QC Standard: >98.0%
H-NMR: Consistent with structure
Product Information
Description: Daurichromenic acid is a chromene, which can be isolated from the leaves and twigs of Rhododendron dauricum. Daurichromenic acid has potent anti-HIV activity with an EC50 value of 0.00567 μg/mL.
   
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.