1-(2-Pyridylazo)-2-naphthol

Base Information

• Chemical Name: 1-(2-Pyridylazo)-2-naphthol
• CAS No.: 85-85-8
• Molecular Formula: C15H11N3O
• Molecular Weight: 249.272
• Hs Code.: 29333999
• European Community (EC) Number: 201-637-9
• NSC Number: 5332
• UNII: 095B53Y3XV
• DSSTox Substance ID: DTXSID5058933
• Nikkaji Number: J4.928J
• Wikidata: Q3596751,Q106890846
• ChEMBL ID: CHEMBL1400298
• Mol file: 85-85-8.mol

Synonyms:1-(2-pyridylazo)-2-naphthol;PAN reagent

Chemical Property of 1-(2-Pyridylazo)-2-naphthol

Chemical Property:

• Appearance/Colour: orange crystals
• Vapor Pressure: 1.92E-09mmHg at 25°C
• Melting Point: 138-140 °C
• Refractive Index: 1.662
• Boiling Point: 469.6 °C at 760 mmHg
• PKA: 8.86±0.50(Predicted)
• Flash Point: 237.8 °C
• PSA: 57.84000
• Density: 1.24 g/cm³
• LogP: 4.35580
• Storage Temp.: -20°C
• Water Solubility.: Insoluble
• XLogP3: 3.9
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 249.090211983
• Heavy Atom Count: 19
• Complexity: 321

Purity/Quality:

99.0%Min ^*data from raw suppliers

1-(2-Pyridylazo)-2-naphthol ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36-37/39

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Dyes -> Azo Dyes
• Canonical SMILES: C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=CC=N3)O
• Uses: 1-(2-Pyridylazo)-2-naphthol is an indicator of transition metals. 1-(2-Pyridylazo)-2-naphthol is an indicator in complexometry and a reagent for the extraction and spectrophotometric determination of many transition metals. Dyes and metabolites.

Technology Process of 1-(2-Pyridylazo)-2-naphthol

There total 5 articles about 1-(2-Pyridylazo)-2-naphthol which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 54.6%

sodium pyridine-2-diazotate (41122-56-9) + β-naphthol (135-19-3) → 1-(2-pyridylazo)-2-naphthol (85-85-8)

Guidance literature:

With sodium hydroxide; In methanol; at 20 ℃; for 210h;

Reference yield:

→ 1-(pyridin-2-yl-azo)-2-naphthol (85-85-8)

Guidance literature:

Reference yield:

β-naphthol (135-19-3) → 1-(2-pyridylazo)-2-naphthol (85-85-8)

Guidance literature:

With ethanol; carbon dioxide;

upstream raw materials:

sodium pyridine-2-diazotate

β-naphthol

Downstream raw materials:

1-aminonaphthalene-2-ol hydrochloride

Cu(1-(2-pyridylazo)-2-naphthol)2

[Ru(PPh₃)2(1-(2'-pyridylazo)-2-naphtol^(1-))Cl]

Refernces

• 1、 Hisaeda, Yoshio,Ihara, Takeshi,Ohno, Teruhisa,Murakami, Yukito,Maeda, Yonezo. "Azaparacyclophanes with Metal-binding Sites. Part 1. Preparation, Characterization, and Molecular Recognition Behaviour of Hexapus Azaparacyclophane and its Iron(III) Complex". . p. 595 - 604. Retrieved 2007/10/02.
• 2、 -. "Insecticide evaporator comprising a stabilizer". . . Retrieved 2008/06/13.