Certificate of Analysis

 

Product Name: Physostigmine Salicylate
Catalog Number: M2939
CAS Number: 57-64-7

Physical and Chemical Properties
Formula: C15H21N3O2.C7H6O3
Molecular Weight: 413.47
Form: Solid
Solubility: DMSO 10 mM
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Physostigmine Salicylate Structure
Analytical Data
QC Standard: >98%
H-NMR: Consistent with structure
Product Information
Description: Physostigmine is a parasympathomimetic alkaloid, specifically, a reversible cholinesterase inhibitor.
   
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.