Certificate of Analysis

 

Product Name: HPi1 
Catalog Number: M28147
CAS Number: 13080-21-2

Physical and Chemical Properties
Formula: C8H8N4S
Molecular Weight: 192.24
Form: Solid
Solubility: DMSO 62.5 mg/mL (ultrasonic)
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: HPi1  Structure
Analytical Data
QC Standard: ≥99.0%
H-NMR: Consistent with structure
Product Information
Description: HPi1 is a potent, selective and orally active antimicrobial against Helicobacter pylori with an IC50 of 0.24 μM and an MIC of 0.08-0.16 μg/mL. HPi1 is inactive against other bacteria, including the gut commensals Lactobacillus casei, Lactobacillus reuteri, and Bifidobacterium longum.
   
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.