C.I. Direct blue 8

Base Information

Chemical Name:C.I. Direct blue 8
CAS No.:2429-71-2
Molecular Formula:C34H26 N4 O10 S2 . 2 Na
Molecular Weight:758.697
Hs Code.:
European Community (EC) Number:219-382-7
UNII:2MHU68842R
DSSTox Substance ID:DTXSID6025193
Wikidata:Q27254953
Mol file:2429-71-2.mol

Synonyms:benzo azurine G;benzoazurine G;C.I. direct blue 8

Suppliers and Price of C.I. Direct blue 8

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

American Custom Chemicals Corporation
BENZOAZURINE 95.00%
5MG
$ 496.57

Total 13 raw suppliers

Chemical Property of C.I. Direct blue 8

Chemical Property:

Appearance/Colour:solid
Boiling Point:°Cat760mmHg
Flash Point:°C
PSA：239.52000
Density:g/cm³
LogP:9.88900
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:14
Rotatable Bond Count:7
Exact Mass:758.07292389
Heavy Atom Count:52
Complexity:1290

Purity/Quality:

99% ^*data from raw suppliers

BENZOAZURINE 95.00% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=CC=CC=C4C(=C3)S(=O)(=O)[O-])O)OC)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])O.[Na+].[Na+]
Uses As a dye: Colour Index vol. 2 (3rd ed., 1971) p 2223. As analytical reagent in detection of Mg.

Technology Process of C.I. Direct blue 8

There total 1 articles about C.I. Direct blue 8 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:

: 119-90-4
3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine

: 6099-57-6
sodium 1-naphthol-4-sulfonate

: 2429-71-2
4,4'-dihydroxy-3,3'-(3,3'-dimethoxybiphenyl-4,4'-diyl-bis-azo)-bis-naphthalene-1-sulfonic acid disodium salt

Guidance literature:: 3,3'-dimethoxy-(1,1'-biphenyl)-4,4'-diamine; With hydrogenchloride; sodium nitrite; at 0 ℃;

sodium 1-naphthol-4-sulfonate; With sodium carbonate; at 20 ℃;
DOI:10.1016/S0223-5234(03)00081-3