2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

Base Information

Chemical Name:2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one
CAS No.:333995-42-9
Molecular Formula:C₁₃H₅Cl₂F₅N₂O
Molecular Weight:371.094
Hs Code.:

Synonyms:2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

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Chemical Property of 2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

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Technology Process of 2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

There total 4 articles about 2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one 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%

: 333995-39-4
2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-2,4,5,6-tetrahydrocyclopenta[c]pyrazole

: 1333-82-0
chromium(VI) oxide

: 333995-42-9
2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

Guidance literature:: In hexane; acetic acid; ethyl acetate;

Reference yield: 76.0%

: 333995-39-4
2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-2,4,5,6-tetrahydrocyclopenta[c]pyrazole

: 333995-42-9
2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

Guidance literature:: With chromium(VI) oxide; acetic acid; at 50 ℃;
DOI:10.1016/j.bmcl.2005.12.012

Reference yield:

: 2-(2,6-dichloro-4-trifluoromethyl-phenyl)-2,4-dihydro-cyclopentapyrazole

: 333995-42-9
2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-5,6-difluoro-5,6-dihydrocyclopenta[c]pyrazol-4-one

Guidance literature:: Multi-step reaction with 3 steps

1: 50 percent / aq. OsO₄; NMO / 2-methyl-propan-2-ol

2: 58 percent / diethylaminosulfur trifluoride / CH₂Cl₂

3: 76 percent / CrO₃; AcOH / 50 °C

With chromium(VI) oxide; osmium(VIII) oxide; N-methyl-2-indolinone; diethylamino-sulfur trifluoride; acetic acid; In dichloromethane; tert-butyl alcohol;
DOI:10.1016/j.bmcl.2005.12.012