1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

Base Information

Chemical Name:1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol
CAS No.:1373936-73-2
Molecular Formula:C₁₂H₁₁F₃N₂O₄S
Molecular Weight:336.292
Hs Code.:

Synonyms:1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

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Technology Process of 1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

There total 4 articles about 1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol 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: 76.0%

: 1373936-55-0
1-(4-methoxyphenyl)-3-methyl-1H-pyrazol-5-yl trifluoromethanesulfonate

: 1373936-73-2
1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; hexane; at -78 ℃; regioselective reaction; Inert atmosphere;
DOI:10.1021/ol300842d

Reference yield: 76.0%

: 1373936-73-2
1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; hexane; at -78 ℃; for 2h; Inert atmosphere;

Reference yield:

: 60798-06-3
1-(4-methoxyphenyl)-3-methyl-2-pyrazolin-5-one

: 1373936-73-2
1-(4-methoxyphenyl)-3-methyl-4-(trifluoromethylsulfonyl)-1H-pyrazol-5-ol

Guidance literature:: Multi-step reaction with 2 steps

1: 2,4,6-tri-tertbutylpyridine / 1,2-dichloro-ethane / 0 - 20 °C / Inert atmosphere

2: lithium diisopropyl amide / tetrahydrofuran; hexane / -78 °C / Inert atmosphere

With 2,4,6-tri-tertbutylpyridine; lithium diisopropyl amide; In tetrahydrofuran; hexane; 1,2-dichloro-ethane; 2: Fries rearrangement;
DOI:10.1021/ol300842d