Certificate of Analysis

 
Product Name: Cyclobisdemethoxycurcumin
Catalog Number: M43647
CAS Number: 1042441-12-2
Physical and Chemical Properties
Formula: C19H16O4
Molecular Weight: 308.33
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Cyclobisdemethoxycurcumin Structure
Analytical Data
QC Standard:
H-NMR: Consistent with structure
Product Information
Description: Cyclobisdemethoxycurcumin is an antioxidant agent with IC50s of ~250 μM and 15-20 μM in DPPH radical scavenging assay and 2-DR oxidation assay, respectively.
   
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.