4-Benzothiazolamine,2,5-dimethyl-(9CI)

Base Information

• Chemical Name: 4-Benzothiazolamine,2,5-dimethyl-(9CI)
• CAS No.: 650635-67-9
• Molecular Formula: C9H10N2S
• Molecular Weight: 178.25400
• Mol file: 650635-67-9.mol

Synonyms:4-amino-2,5-dimethylbenzothiazole;2,5-dimethylbenzothiazol-4-ylamine;4-Benzothiazolamine,2,5-dimethyl;

Chemical Property of 4-Benzothiazolamine,2,5-dimethyl-(9CI)

Chemical Property:

• PSA: 67.15000
• LogP: 3.07650

Purity/Quality:

99% ^*data from raw suppliers

2,5-dimethyl-4-Benzothiazolamine 97.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of 4-Benzothiazolamine,2,5-dimethyl-(9CI)

There total 3 articles about 4-Benzothiazolamine,2,5-dimethyl-(9CI) 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: 70.0%

2,5-dimethyl-4-nitrobenzothiazole (650635-66-8) → 4-amino-2,5-dimethylbenzothiazole (650635-67-9)

Guidance literature:

With hydrogenchloride; tin(ll) chloride; at 60 ℃; for 2h;

DOI:10.1016/S0968-0896(03)00390-0

Reference yield:

2,5-dimethyl-4-nitrobenzothiazole (650635-66-8) + 2,5-dimethyl-6-nitro-benzothiazole (686747-49-9) → 2,5-dimethyl-benzothiazol-6-ylamine (686747-14-8) + 4-amino-2,5-dimethylbenzothiazole (650635-67-9)

Guidance literature:

With hydrogen; In tetrahydrofuran; ethanol; under 760.051 Torr;

Reference yield:

2,5-dimethylbenzothiazole (95-26-1) → 4-amino-2,5-dimethylbenzothiazole (650635-67-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 92 percent / HNO₃; H₂SO₄ / 2 h / 20 °C

2: 70 percent / SnCl₂; aq. HCl / 2 h / 60 °C

With hydrogenchloride; sulfuric acid; nitric acid; tin(ll) chloride;

DOI:10.1016/S0968-0896(03)00390-0

upstream raw materials:

2,5-dimethyl-4-nitrobenzothiazole

2,5-dimethylbenzothiazole

2,5-dimethyl-6-nitro-benzothiazole

Downstream raw materials:

2,5-dimethyl-benzothiazole-4,7-dione

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