4-Phenylazo-1-naphthylamine

Base Information

• Chemical Name: 4-Phenylazo-1-naphthylamine
• CAS No.: 131-22-6
• Molecular Formula: C16H13 N3
• Molecular Weight: 247.299
• Hs Code.: 2927000090
• European Community (EC) Number: 205-018-4
• NSC Number: 13974
• UNII: QY2YSU7Y7M
• DSSTox Substance ID: DTXSID0059615
• Nikkaji Number: J485.146C,J10.015C
• ChEMBL ID: CHEMBL4296875,CHEMBL1609090
• Mol file: 131-22-6.mol

Synonyms:naphthyl red

Chemical Property of 4-Phenylazo-1-naphthylamine

Chemical Property:

• Vapor Pressure: 2.45E-08mmHg at 25°C
• Melting Point: 124°C
• Refractive Index: 1.6470 (estimate)
• Boiling Point: 451.4°Cat760mmHg
• PKA: 2.70(at 25℃)
• Flash Point: 226.8°C
• PSA: 50.74000
• Density: 1.17g/cm³
• LogP: 5.41860
• Solubility.: Solubility Virtually insoluble in water; slightly soluble in eth
• XLogP3: 4.3
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 2
• Exact Mass: 247.110947427
• Heavy Atom Count: 19
• Complexity: 309

Purity/Quality:

98%,99%, ^*data from raw suppliers

4-(Phenylazo)-1-naphthalenamineHydrochloride ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Dyes -> Azo Dyes
• Canonical SMILES: C1=CC=C(C=C1)N=NC2=CC=C(C3=CC=CC=C32)N

Technology Process of 4-Phenylazo-1-naphthylamine

There total 15 articles about 4-Phenylazo-1-naphthylamine 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: 91.0%

1-amino-naphthalene (134-32-7) + aniline (62-53-3) → 1-phenylazo-4-amino-naphthalene (131-22-6)

Guidance literature:

aniline; With hydrogenchloride; sodium nitrite; In water; at 0 - 5 ℃; for 2h;

1-amino-naphthalene; In ethanol; water; for 10h;

DOI:10.1039/c4nj01131g

Reference yield:

ethanol (64-17-5) + pentamethylphenoxy-phenyl-diazene + 1-naphthylamine hydrochloride (552-46-5) → pentamethylphenol (2819-86-5) + 4-phenylazo-1-naphthylamine (131-22-6)

Guidance literature:

at -20 ℃;

Reference yield:

1-amino-naphthalene (134-32-7) + aniline (62-53-3) → 4-phenylazo-1-naphthylamine (131-22-6)

Guidance literature:

aniline; With hydrogenchloride; sodium nitrite; In water; at 0 - 5 ℃;

1-amino-naphthalene; With hydrogenchloride; In water; at 0 - 5 ℃;

DOI:10.1080/15421406.2010.504632

upstream raw materials:

ethanol

1-naphthylamine hydrochloride

benzenediazonium

1-amino-naphthalene

Downstream raw materials:

N-(4-phenylazo-[1]naphthyl)-acetamide

4-fluoro-benzoic acid-(4-phenylazo-[1]naphthylamide)

2-(phenylamino)-4-(phenylimino)-1(4H)-naphthalenone

N-(4-phenylazo-[1]naphthyl)-toluene-4-sulfonamide