Disperse Blue 79:1

Base Information

• Chemical Name: Disperse Blue 79:1
• CAS No.: 75497-74-4
• Molecular Formula: C₂₃H₂₅BrN₆O₁₀
• Molecular Weight: 625.39
• Mol file: 75497-74-4.mol

Synonyms:Dispersol Navy D-3GR;Tersetile Navy Blue FGL;4-(6-Bromo-2,4-dinitrophenylazo)-3-acetylamino-6-methoxy-N-bis(acetoxyethyl)aniline;Acetamide, N-(5-(bis(2-(acetyloxy)ethyl)amino)-2-(2-(2-bromo-4,6-dinitrophenyl)diazenyl)-4-methoxyphenyl)-;Benzeneamine, 5-acetamino-4-((2,4-dinitro-6-bromophenyl)azo)-2-methoxy-N,N-bis((2-acetoxy)ethyl)-;Ccris 9086;Einecs 222-813-1

Chemical Property of Disperse Blue 79:1

Chemical Property:

• Melting Point: 149-151℃
• Boiling Point: 796.7 ℃at 760 mmHg
• Flash Point: 435.6 ℃
• Density: 1.55 g/cm3

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Disperse Blue 79:1

There total 4 articles about Disperse Blue 79:1 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:

→ 2-[(2-bromo-4,6-dinitrophenyl)azo]-5-[bis(2-acetoxyethyl)amino]-4-methoxyacetanilide (3618-72-2,75497-74-4)

Guidance literature:

entspr. Di-β-Hydroxyethylamino-Verb. mit Ac2O/Erhitzen;

Reference yield:

N-{3-[bis(2-hydroxyethyl)amino]-4-methoxyphenyl}acetamide (24530-67-4) → Disperse Blue 79 (3618-72-2,75497-74-4)

Guidance literature:

Multi-step reaction with 2 steps

1: pyridine / acetic acid / 0.5 h

2: 1) NaNO₂, conc. H₂SO₄; 2) amidosulfuric acid, HCl / 1) 2 h, r.t.; 2) water, 6 h

With pyridine; hydrogenchloride; sulfuric acid; aminosulfonic acid; sodium nitrite; In acetic acid;

Reference yield:

2,4-Dinitroanilin (97-02-9) → Disperse Blue 79 (3618-72-2,75497-74-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / Br₂ / acetic acid / 4 h / Heating

2: 1) NaNO₂, conc. H₂SO₄; 2) amidosulfuric acid, HCl / 1) 2 h, r.t.; 2) water, 6 h

With hydrogenchloride; sulfuric acid; aminosulfonic acid; bromine; sodium nitrite; In acetic acid;

upstream raw materials:

3-N,N-bis-β-acetoxyethylamino-4-methoxyacetanilide

2-bromo-4,6-dinitroaniline

N-{3-[bis(2-hydroxyethyl)amino]-4-methoxyphenyl}acetamide

2,4-Dinitroanilin

Refernces