C.I. Direct Blue 6

Base Information

• Chemical Name: C.I. Direct Blue 6
• CAS No.: 2602-46-2
• Deprecated CAS: 116675-43-5,179472-56-1,627097-62-5,179472-56-1
• Molecular Formula: C32H20N6Na4O14S4
• Molecular Weight: 932.766
• European Community (EC) Number: 220-012-1
• UNII: 21ZL85SYWM
• DSSTox Substance ID: DTXSID2020185
• Wikidata: Q27095620
• NCI Thesaurus Code: C45532
• Mol file: 2602-46-2.mol

Synonyms:direct blue 6

Chemical Property of C.I. Direct Blue 6

Chemical Property:

• Appearance/Colour: Dark blue microcrystals or black powder
• PSA: 404.26000
• LogP: 10.16840
• Storage Temp.: Refrigerator
• Solubility.: Methanol (Slightly), Water (Slightly)
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 20
• Rotatable Bond Count: 5
• Exact Mass: 931.9511112
• Heavy Atom Count: 60
• Complexity: 1710

Purity/Quality:

99% ^*data from raw suppliers

DirectBlue6(TechnicalGrade) ^*data from reagent suppliers

Safty Information:

• Pictogram(s): T
• Hazard Codes: T
• Statements: 20/21/22-63-45
• Safety Statements: 22-24/25-45-53

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Dyes -> Benzidine Dyes
• Canonical SMILES: C1=CC(=CC=C1C2=CC=C(C=C2)N=NC3=C(C4=C(C=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)N=NC5=C(C6=C(C=C(C=C6C=C5S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+].[Na+].[Na+]
• Uses: Direct Blue 6 is a deep blue azo dye used in textiles however contributes to environmental pollution and potentially reproductive toxicity.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.

Technology Process of C.I. Direct Blue 6

There total 1 articles about C.I. Direct Blue 6 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:

→ tetrasodium 5,5'-(1,1'-biphenyl-4,4'-diylbisazo)-bis-7-amino-6-hydroxy-naphthalene-1,4-disulphonate (2602-46-2)

Guidance literature:

Benzidin, 1) NaNO2, aq. HCl, 0grad, 2) 1-Amino-8-hydroxy-naphthalin-3,6-disulfonsaeure, aq. Na2CO3;

Reference yield:

tetrasodium 5,5'-(1,1'-biphenyl-4,4'-diylbisazo)-bis-7-amino-6-hydroxy-naphthalene-1,4-disulphonate (2602-46-2) → p,p'-diaminobiphenyl (92-87-5)

Guidance literature:

With sodium hydroxide; sodium dithionite; In water; at 100 ℃; for 1h; Further Variations:; Temperatures; Solvents; pH-values; Product distribution; reflux condenser;

DOI:10.1006/eesa.2002.2191

Downstream raw materials:

p,p'-diaminobiphenyl