Specification Sheet
Product Name Syringaldehyde,
≥98%
Product Number W404926
Product Brand ALDRICH
CAS Number 134-96-3
Molecular Weight 182.17
 
TEST SPECIFICATION
Appearance (Color) Light Green to Tan
Appearance (Form) Solid
Melting Point 108 - 114 °C
Infrared spectrum Conforms to Structure
Purity (Titration by NAOH) 98.0 - 102.0 %
Solubility (Turbidity) Clear to Slightly Hazy
  c = 5%; Chloroform:Methanol (1:1)
Solubility (Color) Colorless to Yellow or Yellow-
Arsenic (As) ≤3 ppm
Cadmium (Cd) ≤1 ppm
Mercury (Hg) ≤1 ppm
Lead ( Pb) ≤10 ppm
Purity (GC) ≥98.0 %


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