Solvent red 1

Base Information

• Chemical Name: Solvent red 1
• CAS No.: 1229-55-6
• Deprecated CAS: 69772-40-3
• Molecular Formula: C17H14N2O2
• Molecular Weight: 278.31
• Hs Code.: 32129000
• European Community (EC) Number: 214-968-9
• NSC Number: 45194,11232
• UNII: J95C286WK5
• DSSTox Substance ID: DTXSID3061635
• Nikkaji Number: J34.074J
• Wikipedia: Sudan_Red_G
• Wikidata: Q835871
• ChEMBL ID: CHEMBL1986529
• Mol file: 1229-55-6.mol

Synonyms:1-(2-methoxyphenylazo)-2-naphthol;C.I. Solvent Red 1;Solvent Red 1

Chemical Property of Solvent red 1

Chemical Property:

• Appearance/Colour: Odorless, red powder.
• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 179 °C
• Refractive Index: 1.616
• Boiling Point: 490.978 °C at 760 mmHg
• PKA: 13.61±0.50(Predicted)
• Flash Point: 250.735 °C
• PSA: 54.18000
• Density: 1.194 g/cm³
• LogP: 4.96940
• Storage Temp.: room temp
• Water Solubility.: 330ng/L at 25℃
• XLogP3: 4.6
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 3
• Exact Mass: 278.105527694
• Heavy Atom Count: 21
• Complexity: 361

Purity/Quality:

99% ^*data from raw suppliers

Sudan red G ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 22-24/25-36-26-S24/25-S22

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Dyes -> Azo Dyes
• Canonical SMILES: COC1=CC=CC=C1N=NC2=C(C=CC3=CC=CC=C32)O
• Uses: Sudan dyes and para red in food. Dyes and metabolites, Environmental Testing.

Technology Process of Solvent red 1

There total 11 articles about Solvent red 1 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: 99.0%

1-[2-(2-methoxyphenyl)diazen-1-yl]pyrrolidine (1320348-79-5) + β-naphthol (135-19-3) → sudan red G (1229-55-6)

Guidance literature:

With C₆H₉N₂O₂⁽¹⁺⁾*C₇H₇O₃S^(1-); In water; at 20 ℃; for 4h; Green chemistry;

DOI:10.1016/j.dyepig.2018.05.073

Reference yield: 94.0%

β-naphthol (135-19-3) + 2-methoxybenzenediazonium o-benzenedisulfonamide → sudan red G (1229-55-6)

Guidance literature:

With sodium hydroxide; In water; for 0.333333h;

DOI:10.1055/s-1998-2132

Reference yield:

1-(2-methoxyphenylazo)-2-methoxynaphthalene (77262-83-0) → methyl bromide (74-83-9) + sudan red G (1229-55-6)

Guidance literature:

Erhitzen des Dihydrobromids;

upstream raw materials:

1-(2-methoxyphenylazo)-2-methoxynaphthalene

2-methoxy-benzenediazonium

β-naphthol

(Z)-1,2-bis(2-methoxyphenyl)diazene 1-oxide

Downstream raw materials:

1-(2-methoxyphenylazo)-2-methoxynaphthalene

1-(2-hydroxyphenylazo)-2-naphthol

1-(5-chloromethyl-2-methoxy-phenylazo)-[2]naphthol

bis(1-{2-methoxy-benzeneazo}-naphthol-⁽²⁾)-cobalt(II)