4-Chloro-3-(trifluoromethyl)benzeneboronic acid → HCID 118341138, compound

HRID 925767Notes

Reaction equation

HRID 925767 reaction equation
Br[C:2]1[C:10]2[N:9]3[CH2:11][CH2:12][NH:13][C:14](=[O:15])[C:8]3=[C:7]([CH3:16])[C:6]=2[CH:5]=[C:4]([F:17])[CH:3]=1.[Cl:18][C:19]1[CH:24]=[CH:23][C:22](B(O)O)=[CH:21][C:20]=1[C:28]([F:31])([F:30])[F:29]>>[Cl:18][C:19]1[CH:24]=[CH:23][C:22]([C:2]2[C:10]3[N:9]4[CH2:11][CH2:12][NH:13][C:14](=[O:15])[C:8]4=[C:7]([CH3:16])[C:6]=3[CH:5]=[C:4]([F:17])[CH:3]=2)=[CH:21][C:20]=1[C:28]([F:29])([F:30])[F:31]

Participants

3

Reactant 2

HCID 27826714-Chloro-3-(trifluoromethyl)benzeneboronic acidHCID 90036178HCID 90036178, compound2×

Product 1

HCID 118341138HCID 118341138, compound

Procedure

The title compound, light yellow solid (79 mg, 80%), MS (ISP) m/z=397.4 [(M+H)+], mp 240° C., was prepared in accordance with the general method of example 1 from 6-bromo-8-fluoro-10-methyl-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one (intermediate 14) (74.3 mg, 0.25 mmol) and commercially available 4-chloro-3-trifluoromethyl-phenylboronic acid (72.9 mg, 0.325 mmol).

Sources & evidence

ORD record
ord-27d2d50f53e0462fb40bfda0a4e3cc57
Source dataset
uspto-grants-2016_03
Patent number
US09284321B2

Reaction notes

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