4-Fluorophenylboronic acid → HCID 73334821, compound

HRID 925662Notes

Reaction equation

HRID 925662 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=[CH:7][C:6]=2[C:5]([F:16])=[C:4]([F:17])[CH:3]=1.[F:18][C:19]1[CH:24]=[CH:23][C:22](B(O)O)=[CH:21][CH:20]=1>>[F:17][C:4]1[CH:3]=[C:2]([C:22]2[CH:23]=[CH:24][C:19]([F:18])=[CH:20][CH:21]=2)[C:10]2[N:9]3[CH2:11][CH2:12][NH:13][C:14](=[O:15])[C:8]3=[CH:7][C:6]=2[C:5]=1[F:16]

Participants

3

Reactant 2

HCID 2856454-Fluorophenylboronic acidHCID 90036285HCID 90036285, compound2×

Product 1

HCID 73334821HCID 73334821, compound

Procedure

The title compound, grey solid (70 mg, 89%), MS (ISP) m/z=317.1 [(M+H)+], mp 283.5° C., was prepared in accordance with the general method of example 1 from 6-bromo-8,9-difluoro-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one (intermediate 4) (75.3 mg, 0.25 mmol) and commercially available 4-fluoro-phenylboronic acid (45.5 mg, 0.325 mmol).

Sources & evidence

ORD record
ord-aef0195bdcf04948acd32461572b69d6
Source dataset
uspto-grants-2016_03
Patent number
US09284321B2

Reaction notes

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