2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

Base Information

Chemical Name:2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole
CAS No.:174536-69-7
Molecular Formula:C₁₄H₈F₄N₂O₃S₂
Molecular Weight:392.355
Hs Code.:

Synonyms:2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

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Chemical Property of 2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

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Technology Process of 2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

There total 6 articles about 2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole 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: 75.0%

: 174536-64-2
2-(4-Amino-2-fluoro-5-trifluoromethylsulfonyloxyphenyl)benzothiazole

: 174536-69-7
2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

Guidance literature:: With potassium hydroxide; In methanol; for 0.5h; Heating;

Reference yield:

: 403-23-6
2-fluoro-4-nitrobenzoyl chloride

: 174536-69-7
2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

Guidance literature:: Multi-step reaction with 5 steps

1: 76 percent / pyridine / 1 h / Heating

2: 85 percent / SnCl₂*2H₂O / ethanol / 4 h / Heating

3: 1.) aq. HCl, NaNO₂, 2.) aq. NaN₃ / 1.) 0-5 deg C, 20 min, 2.) 0-5 deg C, 2 h

4: 31 percent / TFA, TFAA, CF₃SO₃H / 1.) 0 deg C, 30 min, 2.) r.t., 18 h

5: 75 percent / 10percent aq. KOH / methanol / 0.5 h / Heating

With pyridine; hydrogenchloride; potassium hydroxide; sodium azide; trifluorormethanesulfonic acid; trifluoroacetic acid; trifluoroacetic anhydride; tin(ll) chloride; sodium nitrite; In methanol; ethanol;

Reference yield:

: 137-07-5
2-amino-benzenethiol

: 174536-69-7
2-(2-Fluoro-5-hydroxy-4-trifluoromethylsulfonamidophenyl)benzothiazole

Guidance literature:: Multi-step reaction with 5 steps

1: 76 percent / pyridine / 1 h / Heating

2: 85 percent / SnCl₂*2H₂O / ethanol / 4 h / Heating

3: 1.) aq. HCl, NaNO₂, 2.) aq. NaN₃ / 1.) 0-5 deg C, 20 min, 2.) 0-5 deg C, 2 h

4: 31 percent / TFA, TFAA, CF₃SO₃H / 1.) 0 deg C, 30 min, 2.) r.t., 18 h

5: 75 percent / 10percent aq. KOH / methanol / 0.5 h / Heating

With pyridine; hydrogenchloride; potassium hydroxide; sodium azide; trifluorormethanesulfonic acid; trifluoroacetic acid; trifluoroacetic anhydride; tin(ll) chloride; sodium nitrite; In methanol; ethanol;