1-(2-Pyridylazo)-2-naphthol - 1-(2-Pyridylazo)-2-naphthol
|other names|| |
|Sum formula||C 15 H 11 N 3 O|
|Brief description|| |
orange-red amorphous solid, yellow in organic solvents 
|External identifiers / databases|
|Molar mass||249.27 g · mol −1|
|Physical state|| |
|As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .|
1- (2-Pyridylazo) -2-naphthol (PAN) is a chemical compound from the group of naphthols . PAN forms insoluble, red to green chelate complexes with many transition metals , so that these can be used for quantitative metal determination. PAN is a tridentate chelator.
- data sheet 1- (2-pyridylazo) -2-naphthol, for spectrophotometric det. of metal ions, ≥97.0% from Sigma-Aldrich , accessed on October 21, 2013 ( PDF ).