PAN
PAN structure
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Common Name | PAN | ||
|---|---|---|---|---|
| CAS Number | 85-85-8 | Molecular Weight | 249.267 | |
| Density | 1.2±0.1 g/cm3 | Boiling Point | 469.6±25.0 °C at 760 mmHg | |
| Molecular Formula | C15H11N3O | Melting Point | 138-140 °C | |
| MSDS | Chinese USA | Flash Point | 237.8±23.2 °C | |
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Cloud point extraction and spectrophotometric determination of mercury species at trace levels in environmental samples.
Talanta 88 , 516-23, (2012) A new micelle-mediated separation and preconcentration method was developed for ultra-trace quantities of mercury ions prior to spectrophotometric determination. The method is based on cloud point extraction (CPE) of Hg(II) ions with polyethylene glycol tert-... |
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Application of 1-(2-pyridylazo)-2-naphthol-modified nanoporous silica as a technique in simultaneous trace monitoring and removal of toxic heavy metals in food and water samples.
Environ. Monit. Assess. 187(1) , 4176, (2015) Solid-phase extraction is one the most useful and efficient techniques for sample preparation, purification, cleanup, preconcentration, and determination of heavy metals at trace levels. In this paper, functionalized MCM-48 nanoporous silica with 1-(2-pyridyl... |
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Use of nanoporous Cu(II) ion imprinted polymer as a new sorbent for preconcentration of Cu(II) in water, biological, and agricultural samples and its determination by electrothermal atomic absorption spectrometry.
J. AOAC Int. 97(4) , 1159-66, (2014) A new and selective Cu(ll) ion imprinted polymer was prepared by formation of 1-(2-pyridylazo)-2-naphthol complex for selective extraction and preconcentration of Cu ions. Polymerization was performed with ethylene glycol dimethacrylate as a crosslinking mono... |
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Solid-phase extraction of iridium from soil and water samples by using activated carbon cloth prior to its spectrophotometric determination.
Environ. Monit. Assess. 187 , 501, (2015) A solid-phase extraction method for separation and preconcentration of Ir(IV) ion by using activated carbon cloth (ACC) has been presented. Ir(IV) as their 1-(2-pyridylazo) 2-naphtol (PAN) chelate was adsorbed on ACC at pH 2.0 and was eluted from ACC with aci... |
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Planar triazinium cations from vanadyl-mediated ring cyclizations: the thiazole species for efficient nuclear staining and photocytotoxicity.
Dalton Trans. 42(13) , 4436-49, (2013) Planar triazinium cationic species from vanadyl-assisted cyclization of 1-(2-thiazolylazo)-2-naphthol (H-TAN, 1), 1-(2-pyridylazo)-2-naphthol (H-PAN, 2), 2-(2'-thiazolylazo)-p-cresol (H-TAC, 3) and 6-(2'-thiazolylazo)-resorcinol (H-TAR, 5) were prepared and c... |
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The efficiency of Amberlite XAD-4 resin loaded with 1-(2-pyridylazo)-2-naphthol in preconcentration and separation of some toxic metal ions by flame atomic absorption spectrometry.
Environ. Monit. Assess. 175(1-4) , 201-12, (2011) A selective method has been developed for the determination of trace amount of metal ions after preconcentration on 1-(2-pyridylazo)-2-naphthol loaded Amberlite XAD-4 resin. The chelating resin was characterized on the basis of infra red spectra, thermal and ... |
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Copper recovery from ore by liquid-liquid extraction using aqueous two-phase system.
J. Hazard. Mater. 237-238 , 209-14, (2012) We investigated the extraction behavior of Cu(II) in the aqueous two-phase system (ATPS) formed by (L35+MgSO(4)+H(2)O) or (L35+(NH(4))(2)SO(4)+H(2)O) in the presence of the extracting agent 1-(2-pyridylazo)-2-naphthol (PAN). At pH=3 and a PAN concentration of... |
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H-point standard addition method for simultaneous spectrophotometric determination of Co(II) and Ni(II) by 1-(2-pyridylazo)2-naphthol in micellar media.
Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 60(1-2) , 181-6, (2004) A very simple and selective spectrophotometric method for simultaneous determination of Co(II) and Ni(II) by 1-(2-pyridylazo) 2-naphthol (PAN), in micellar media, using H-point standard addition method (HPSAM) is described. The ligand and its metal complexes ... |
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Characterization of disposable optical sensors for heavy metal determination
Talanta 94 , 123-32, (2012) Highlights ► Disposable optical sensors for determination of zinc, copper, nickel, iron(II), and iron(III). ► Simultaneous determination of heavy metals by combining optical sensors with chemometric multicomponent analysis. ► An efficient and inexpensive alte... |
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Determination of trace amounts of Cu2+, Ni2+, and Mn2 ions after preconcentration onto PAN-immobilized organo nanoclay as a new sorbent.
J. AOAC Int. 91(6) , 1430-4, (2008) The application of organo nanoclay 1-(2-pyridylazo)-2-naphthol (PAN)-immobilized as a new, easily prepared, and stable solid sorbent for preconcentration of trace amounts of Cu2+, Ni2+, and Mn2+ ions in aqueous solution is presented. The organo nanoclay was p... |