1- (2-pyridylazo) -2-naphthol
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 1- (2-pyridylazo) -2-naphthol | |||||||||||||||
other names |
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Molecular formula | C 15 H 11 N 3 O | |||||||||||||||
Brief description |
orange-red amorphous solid, yellow in organic solvents |
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properties | ||||||||||||||||
Molar mass | 249.27 g mol −1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
138-141 ° C |
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safety instructions | ||||||||||||||||
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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.
Individual evidence
- ↑ a b c d data sheet 1- (2-pyridylazo) -2-naphthol, for spectrophotometric det. of metal ions, ≥97.0% from Sigma-Aldrich , accessed on October 21, 2013 ( PDF ).