Technology Process of 3-{4-fluoro-2-[3-(trifluoromethyl)benzyl]-1-benzothien-7-yl}benzoic acid
There total 15 articles about 3-{4-fluoro-2-[3-(trifluoromethyl)benzyl]-1-benzothien-7-yl}benzoic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
ethyl 3-{4-fluoro-2-[3-(trifluoromethyl)benzyl]-1-benzothien-7-yl}benzoate;
With
water; sodium hydroxide;
In
tetrahydrofuran; methanol;
at 20 ℃;
for 3h;
With
hydrogenchloride;
In
tetrahydrofuran; methanol; water;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: sodium hydroxide / N,N-dimethyl acetamide; water; ethanol / 1.5 h / Inert atmosphere
2: N,N-dimethyl-formamide; thionyl chloride / 1,2-dichloro-benzene / 1 h / 20 - 60 °C / Inert atmosphere
3: aluminum (III) chloride / 1,2-dichloro-benzene / 1.5 h / 0 - 10 °C / Inert atmosphere
4: piperidine / toluene / 3 h / 100 °C / Inert atmosphere
5: triethylsilane; methanesulfonic acid
6: palladium diacetate; tris-(o-tolyl)phosphine; sodium carbonate / water; 1,2-dimethoxyethane / 2 h / 80 °C / Inert atmosphere
7: sodium hydroxide / water; ethanol / 1.5 h / 20 - 60 °C / Inert atmosphere
With
piperidine; triethylsilane; aluminum (III) chloride; thionyl chloride; methanesulfonic acid; palladium diacetate; sodium carbonate; N,N-dimethyl-formamide; tris-(o-tolyl)phosphine; sodium hydroxide;
In
1,2-dimethoxyethane; ethanol; N,N-dimethyl acetamide; water; 1,2-dichloro-benzene; toluene;
3: |Friedel-Crafts Acylation / 4: |Knoevenagel Condensation / 6: |Suzuki-Miyaura Coupling;
DOI:10.1055/s-0034-1378746
- Guidance literature:
-
Multi-step reaction with 4 steps
1: piperidine / toluene / 3 h / 100 °C / Inert atmosphere
2: triethylsilane; methanesulfonic acid
3: palladium diacetate; tris-(o-tolyl)phosphine; sodium carbonate / water; 1,2-dimethoxyethane / 2 h / 80 °C / Inert atmosphere
4: sodium hydroxide / water; ethanol / 1.5 h / 20 - 60 °C / Inert atmosphere
With
piperidine; triethylsilane; methanesulfonic acid; palladium diacetate; sodium carbonate; tris-(o-tolyl)phosphine; sodium hydroxide;
In
1,2-dimethoxyethane; ethanol; water; toluene;
1: |Knoevenagel Condensation / 3: |Suzuki-Miyaura Coupling;
DOI:10.1055/s-0034-1378746