Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate)

Base Information

• Chemical Name: Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate)
• CAS No.: 93981-27-2
• Molecular Formula: C14H16 N2 O6 S2 . x Na
• Molecular Weight: 416.387
• Hs Code.: 2921420090
• European Community (EC) Number: 301-110-4
• DSSTox Substance ID: DTXSID70916765
• Mol file: 93981-27-2.mol

Synonyms:4285-28-3;93981-27-2;Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate);2,2'-Ethylenebis(5-aminobenzenesulfonate) Disodium Salt;EINECS 301-110-4;2,2'-Ethylene-bis(5-aminobenzenesulfonate) Disodium Salt;disodium;5-amino-2-[2-(4-amino-2-sulfonatophenyl)ethyl]benzenesulfonate;2,2'-Ethylene-bis(5-aminobenzenesulfonate)disodium salt;2,2'-Ethylenebis-(5-aminobenzenesulfonate) Disodium Salt;DTXSID70916765;FT-0668246;NS00063817;Disodium 2,2'-(ethane-1,2-diyl)bis(5-aminobenzene-1-sulfonate);2,2 inverted exclamation mark -Ethylenebis(5-aminobenzenesulfonate) Disodium Salt

Chemical Property of Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate)

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 183.20000
• Density: g/cm³
• LogP: 3.76840
• Storage Temp.: Hygroscopic, Refrigerator, Under Inert Atmosphere
• Solubility.: Dichloromethane
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 3
• Exact Mass: 416.00886708
• Heavy Atom Count: 26
• Complexity: 542

Purity/Quality:

97% ^*data from raw suppliers

2,2'-ETHYLENE-BIS-(5-AMINOBENZENESULFONATE)DISODIUM 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C=C1N)S(=O)(=O)[O-])CCC2=C(C=C(C=C2)N)S(=O)(=O)[O-].[Na+].[Na+]

Technology Process of Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate)

There total 1 articles about Sodium 2,2'-ethylenebis(5-aminobenzenesulphonate) 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:

Direct Yellow 12 (CI 24895) (2870-32-8,55208-64-5) → disodium salt of 4,4'-diaminostilbene-2,2'-disulfonic acid (7336-20-1) + sodium 2,2'-ethylenebis(5-aminobenzenesulphonate) (93981-27-2) + 4-Ethoxyaniline (156-43-4)

Guidance literature:

With hydrogen cation; Mechanism;

Reference yield:

sodium 2,2'-ethylenebis(5-aminobenzenesulphonate) (93981-27-2) → 2,2'-ethylenedibenzenethiol (74103-31-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 1) NaNO₂, aq. H₂SO₄, 2) copper / 1) 5 deg C, 1.5 h, 2) ethanol

2: 50 percent / PCl₅ / 2 h / 120 °C

3: 92 percent / Sn / conc. hydrochloric acid / toluene / 1 h / 70 - 80 °C

With hydrogenchloride; tin; phosphorus pentachloride; sulfuric acid; copper; sodium nitrite; In toluene;

Reference yield:

sodium 2,2'-ethylenebis(5-aminobenzenesulphonate) (93981-27-2) → S,S'-dimethylbibenzyl-2,2'-dithiol (74103-35-8)

Guidance literature:

Multi-step reaction with 4 steps

1: 1) NaNO₂, aq. H₂SO₄, 2) copper / 1) 5 deg C, 1.5 h, 2) ethanol

2: 50 percent / PCl₅ / 2 h / 120 °C

3: 92 percent / Sn / conc. hydrochloric acid / toluene / 1 h / 70 - 80 °C

4: 95 percent / 10percent aq. NaOH / dioxane / 4 h / 80 °C

With hydrogenchloride; sodium hydroxide; tin; phosphorus pentachloride; sulfuric acid; copper; sodium nitrite; In 1,4-dioxane; toluene;

upstream raw materials:

Direct Yellow 12 (CI 24895)

Downstream raw materials:

dipotassium bibenzyl-2,2'-disulfonate

2,2'-ethylenedibenzenethiol

S,S'-dimethylbibenzyl-2,2'-dithiol

bibenzyl-2,2'-disulfonyl chloride

Refernces