Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium;

Base Information

• Chemical Name: Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium
• CAS No.: 89803-35-0
• Molecular Formula: C₆H₅O₃S*C₂₀H₂₅N₄O₃S
• Molecular Weight: 558.679

Synonyms:Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium;

Chemical Property of Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium;

Chemical Property:

Purity/Quality:

Safty Information:

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Technology Process of Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium;

There total 3 articles about Benzenesulfonate₂-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium; 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: 90.0%

2-(2-{4-[Ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-benzothiazol-6-yloxy)-ethanol (89803-32-7) + Methyl benzenesulfonate (80-18-2) → Benzenesulfonate2-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium; (89803-35-0)

Guidance literature:

In chlorobenzene; at 75 - 80 ℃; for 3h;

Reference yield:

2-amino-6-(2-hydroxyethoxy)benzothiazole (73532-98-6) → Benzenesulfonate2-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium; (89803-35-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) NaNO₂, 50percent H₂SO₄; 2.) 1percent HCl / 1.) H₂O, 0 deg C, 1 h; 2.) H₂O, 10 deg C, 1 h

2: 90 percent / chlorobenzene / 3 h / 75 - 80 °C

With hydrogenchloride; sulfuric acid; sodium nitrite; In chlorobenzene;

Reference yield:

2-( N-ethylanilino)ethanol (92-50-2) → Benzenesulfonate2-{4-[ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-6-(2-hydroxy-ethoxy)-3-methyl-benzothiazol-3-ium; (89803-35-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) NaNO₂, 50percent H₂SO₄; 2.) 1percent HCl / 1.) H₂O, 0 deg C, 1 h; 2.) H₂O, 10 deg C, 1 h

2: 90 percent / chlorobenzene / 3 h / 75 - 80 °C

With hydrogenchloride; sulfuric acid; sodium nitrite; In chlorobenzene;

upstream raw materials:

2-(2-{4-[Ethyl-(2-hydroxy-ethyl)-amino]-phenylazo}-benzothiazol-6-yloxy)-ethanol

Methyl benzenesulfonate

2-amino-6-(2-hydroxyethoxy)benzothiazole

2-( N-ethylanilino)ethanol

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