4,5-Imidazoledicarboxylic acid

4,5-Imidazoledicarboxylic acid Structure
4,5-Imidazoledicarboxylic acid structure
Common Name 4,5-Imidazoledicarboxylic acid
CAS Number 570-22-9 Molecular Weight 156.096
Density 1.8±0.1 g/cm3 Boiling Point 631.1±40.0 °C at 760 mmHg
Molecular Formula C5H4N2O4 Melting Point 280-285 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 335.5±27.3 °C

Imidazole-Modified Nanoporous Silica for Lead Ion Solid Phase Extraction Prior to Determination from Industrial Wastewaters by Flame Atomic Absorption Spectrometry.

J. AOAC Int. 98 , 1417-22, (2015)

A new method was applied to produce modified nanoporous silica as a novel sorbent for Pb(II) ion SPE from industrial wastewater samples. In this modified method, the produced nanoporous silica has a higher functional group loading, which leads to a higher pre...