Solvent Blue 59

Base Information

• Chemical Name: Solvent Blue 59
• CAS No.: 81859-26-9
• Molecular Formula: C₁₈H₁₈N₂O₂
• Molecular Weight: 294.353
• Mol file: 81859-26-9.mol

Synonyms:

Chemical Property of Solvent Blue 59

Chemical Property:

• Vapor Pressure: 1.14E-11mmHg at 25°C

Purity/Quality:

99.90% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Solvent Blue 59

There total 4 articles about Solvent Blue 59 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: 85.0%

diethyl sulfate (64-67-5) + 1,4-diamino-9,10-anthraquinone (128-95-0) → 1,4-bisethylamino-anthraquinone (6994-46-3,81859-26-9)

Guidance literature:

With sodium hydroxide; tetrabutylammomium bromide; potassium carbonate; In 1,2-dichloro-ethane; at 50 - 55 ℃; for 3h;

DOI:10.1080/00397919108021031

Reference yield:

ethyl sulfate (540-82-9) + 1,4-diamino-9,10-anthraquinone (128-95-0) → 1,4-bisethylamino-anthraquinone (6994-46-3,81859-26-9)

Guidance literature:

at 140 ℃;

Reference yield:

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione (17648-03-2,79248-79-6) + ethanamine hydrochloride (557-66-4) → 1,4-bisethylamino-anthraquinone (6994-46-3,81859-26-9)

Guidance literature:

With sodium hydroxide; anschliessendes Erhitzen mit Nitrobenzol;

upstream raw materials:

ethyl sulfate

1,4-diamino-9,10-anthraquinone

9,10-Dihydroxy-2,3-dihydro-anthracene-1,4-dione

ethanamine hydrochloride