Specification Sheet
Product Name 5-Hydroxyindole-2-carboxylic acid,
98%
Product Number 143510
Product Brand ALDRICH
CAS Number 21598-06-1
Molecular Weight 177.16
 
TEST SPECIFICATION
APPEARANCE (COLOR) WHITE TO YELLOW TO TAN
APPEARANCE (FORM) Powder
TITRATION (T) NAOH 0.1M 97.5 - 102.5 %
PURITY (HPLC AREA %) ≥ 97.5 %
SOLUBILITY (COLOR) Yellow to Brown
SOLUBILITY (TURBIDITY) Clear to Slightly Hazy
SOLUBILITY (METHOD) 50MG/ML IN CHLOROFORM:ETHANOL (1:1)
INFRARED SPECTRUM CONFORMS TO STRUCTURE