Certificate Of Analysis
Product Name 2,2′−Bithiophene-5-boronic acid pinacol ester
Product Number 578878
Product Brand ALDRICH
CAS Number 479719-88-5
Molecular Formula C14H17BO2S2
Molecular Weight 292.22
 
TEST SPECIFICATION LOT 87196DJ RESULTS
Appearance (Color) Blue to Blue-Green Dark Blue
  If liquid, may be opaque  
Appearance (Form) Conforms to Requirements Liquid
  Liquid (may be viscous), semi-solid, or solid  
Infrared spectrum Conforms Conforms
Proton NMR spectrum Conforms to Structure Conforms
Carbon 54.67 - 60.41 % 58.48 %
Sulfur 20.86 - 23.04 % 22.17 %
Specification Date: OCT 2009
Date of QC Release: JUN 2009
Print Date: DEC 03 2009