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Merck

Specification Sheet

Product Name
3,4-Pyridinedicarboxylic acid 97%

Product Number
P64006

Product Brand
ALDRICH

CAS Number
490-11-9

Molecular Weight
167.12

Test

Specification

APPEARANCEWHITE TO OFF-WHITE POWDER OR CRYSTALS
INFRARED SPECTRUMCONFORMS TO STRUCTURE.
TITRATION96.5%-103.5% (WITH NAOH)
THIN-LAYERCONSISTENT WITH 97% PURITY
SOLUBILITY5%, 1N NH4OH; CLEAR TO HAZY, COLORLESS TO
 YELLOW SOLUTION
 APPROVED NOVEMBER 19, 2008 RJM