Certificate of Analysis

 

Product Name: Questin
Catalog Number: M38707
CAS Number: 3774-64-9

Physical and Chemical Properties
Formula: C16H12O5
Molecular Weight: 284.26
Form: Solid
Storage: 4°C, protect from light
Chemical Structure: Questin Structure
Analytical Data
QC Standard: >98.0%
H-NMR: Consistent with structure
Product Information
Description: Questin is an antibacterial agent isolated from marine Aspergillus flavipes. Questin exhibits antibacterial activity against V. harveyi, V. anguillarum, V. cholerae, and V. parahemolyticus with MIC values of 31.25 µg/mL, 62.5 µg/mL, 62.5 µg/mL, and 125 µg/mL.
   
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.