Certificate of Analysis

 

Product Name: [D-Ala2]leucine-enkephalin
Catalog Number: M54236
CAS Number: 64963-01-5

Physical and Chemical Properties
Formula: C29H39N5O7
Molecular Weight: 569.65
Form: Solid
Solubility: Water 30 mg/mL
Storage: -20°C, dry, sealed
Chemical Structure: [D-Ala2]leucine-enkephalin Structure
Analytical Data
QC Standard: >98.5%
H-NMR: Consistent with structure
Product Information
Description: [D-Ala2]leucine-enkephalin, a delta opioid agonist, is a degradation resistant long-acting Leu-enkephalin.
   
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.