Certificate of Analysis

 
Product Name: ent-11β-Hydroxyatis-16-ene-3,14-dione
Catalog Number: M38803
CAS Number: 1092103-22-4
Physical and Chemical Properties
Formula: C20H28O3
Molecular Weight: 316.43
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: ent-11β-Hydroxyatis-16-ene-3,14-dione Structure
Analytical Data
QC Standard: >98.0%
H-NMR: Consistent with structure
Product Information
Description: ent-11β-Hydroxyatis-16-ene-3,14-dione (compound 11) is a diterpenoid from the fresh roots of Euphorbia jolkinii. ent-11β-Hydroxyatis-16-ene-3,14-dione has anti-RSV 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.