4-bromo-5-fluoro-1,3-dimethylpyrazole → 1586046-21-0

Reaction equation

CN1C(C(F)(F)F)=C([B:11]2[O:15][C:14]([CH3:17])([CH3:16])[C:13]([CH3:19])([CH3:18])[O:12]2)C=N1.Br[C:21]1[C:22]([CH3:28])=[N:23][N:24]([CH3:27])[C:25]=1[F:26]>>[F:26][C:25]1[N:24]([CH3:27])[N:23]=[C:22]([CH3:28])[C:21]=1[B:11]1[O:15][C:14]([CH3:17])([CH3:16])[C:13]([CH3:19])([CH3:18])[O:12]1

Participants

Reactant 2

HCID 718330204-bromo-5-fluoro-1,3-dimethylpyrazole

HCID 772308151-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)-1H-pyrazole

Product 1

HCID 867138771586046-21-0

Procedure

Following the procedure of Intermediate 149, replacing 4-bromo-1-methyl-5-(trifluoromethyl)pyrazole with 4-bromo-5-fluoro-1,3-dimethyl-1H-pyrazole (commercial) provided the title compound.

Sources & evidence

ORD record: ord-828668f681ac415f8e36b09192255126
Source dataset: uspto-grants-2016_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09328106B2

Reaction notes

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