Specification Sheet
Product Name 4-Chloro-α-cyanocinnamic acid - α-Cyano-2,4-difluorocinnamic acid mixture,
matrix substance for MALDI-MS, ≥95.0% (sum of both components, HPLC)
Product Number 39379
Product Brand SIAL
 
TEST SPECIFICATION
APPEARANCE (COLOR) White to Light Yellow
APPEARANCE (FORM) Powder or Crystals
PURITY (HPLC AREA %) ≥ 95.0% (sum of both components)
SUITABILITY TEST MALDI-MS suitable as MALDI-Matrix material
SOLUBILITY (COLOR) Colorless to Light Yellow
SOLUBILITY (TURBIDITY) Clear
SOLUBILITY (METHOD) 100 mg in 10ml METHANOL
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
FLUORINE 19 NMR SPECTRUM CONFORMS TO STRUCTURE
RECOMMENDED RETEST PERIOD 36 MONTHS