6-Bromo-2-fluoro-3-hydroxybenzaldehyde → 4-Fluorobenzo[c][1,2]oxaborole-1,5(3H)-diol
Reaction equation
Br[C:2]1[C:7]([CH:8]=[O:9])=[C:6]([F:10])[C:5]([OH:11])=[CH:4][CH:3]=1.FC1C(O)=CC2C[O:19][B:18](O)C=2C=1>>[F:10][C:6]1[C:7]2[CH2:8][O:9][B:18]([OH:19])[C:2]=2[CH:3]=[CH:4][C:5]=1[OH:11]Participants
3
Procedure
4-Fluorobenzo[c][1,2]oxaborole-1,5(3H)-diol was prepared from 6-bromo-2-fluoro-3-hydroxybenzaldehyde in a similar manner to that of Intermediate 2.
Sources & evidence
- ORD record
- ord-676d16e0ce164de5a0ec95d405025a96
- Source dataset
- uspto-grants-2015_09
- Patent number
- US09145429B2
Reaction notes
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