Trimethyl borate → 3-Fluoro-5-(4-fluorophenoxy)phenylboronic acid
반응식
[F:1][C:2]1[CH:3]=[C:4](Br)[CH:5]=[C:6]([O:8][C:9]2[CH:14]=[CH:13][C:12]([F:15])=[CH:11][CH:10]=2)[CH:7]=1.C([Li])CCC.[B:22](OC)([O:25]C)[O:23]C>O1CCCC1>[F:1][C:2]1[CH:3]=[C:4]([B:22]([OH:25])[OH:23])[CH:5]=[C:6]([O:8][C:9]2[CH:14]=[CH:13][C:12]([F:15])=[CH:11][CH:10]=2)[CH:7]=1참가 물질
5
실험 절차
This compound is prepared in a manner analogous to that of Step B of Example 6, using 9.1 grams (0.032 mole) of 3-fluoro-5-(4-fluorophenoxy)-phenyl bromide, 14 mL (0.035 mole) of n-butyllithium (2.5M in hexanes), and 10.4 mL (0.095 mole) of trimethyl borate in 100 mL of tetrahydrofuran, yielding 3-fluoro-5-(4-fluorophenoxy)phenylboronic acid.
후처리
- customThis compound is prepared in a manner analogous to that of Step B of Example 6
출처 및 근거
- ORD 기록
- ord-bbd38f1bb28d47648b98a44acbc29fee
- 출처 데이터셋
- uspto-grants-1998_01
- 특허 번호
- US05710157
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