Certificate of Analysis

 

Product Name: Procyanidin B4
Catalog Number: M4987
CAS Number: 29106-51-2

Physical and Chemical Properties
Formula: C30H26O12
Molecular Weight: 578.52
Solubility: DMSO
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Procyanidin B4 Structure
Analytical Data
QC Standard: >98%
H-NMR: Consistent with structure
Product Information
Description: A series of dimeric procyanidins (1-9) and some related polyphenols (10-15) were chosen as model compounds in a comparative investigation for various biological activities in order to obtain structure-activity relationships.
   
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.