Ethyl [3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]acetate → HCID 136166991, compound

HRID 1617460Notes

Reaction equation

Br[C:2]1[CH:7]=[CH:6][C:5]([CH:8]([C:19]2[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=2)[CH2:9]/[C:10](/[C:13]2[CH:18]=[CH:17][N:16]=[CH:15][CH:14]=2)=[N:11]\[OH:12])=[CH:4][CH:3]=1.[CH2:25]([O:27][C:28]([CH2:30][O:31][C:32]1[CH:33]=[C:34](B2OC(C)(C)C(C)(C)O2)[CH:35]=[CH:36][CH:37]=1)=[O:29])[CH3:26]>>[CH2:25]([O:27][C:28](=[O:29])[CH2:30][O:31][C:32]1[CH:37]=[C:36]([C:2]2[CH:7]=[CH:6][C:5]([CH:8]([C:19]3[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=3)[CH2:9]/[C:10](=[N:11]\[OH:12])/[C:13]3[CH:18]=[CH:17][N:16]=[CH:15][CH:14]=3)=[CH:4][CH:3]=2)[CH:35]=[CH:34][CH:33]=1)[CH3:26]

Participants

Reactant 2

HCID 17749919Ethyl [3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]acetate

HCID 136167080HCID 136167080, compound

Product 1

HCID 136166991HCID 136166991, compound

Procedure

In analogy to example 22, from (E)-3-(4-bromo-phenyl)-3-phenyl-1-pyridin-4-yl-propan-1-one oxime (example 5) and 3-(ethoxycarbonyl)methoxyphenylboronic acid pinacol ester was prepared the title compound as a colorless oil, MS (ESI+): m/z=481.3 ([M+H]+).

Sources & evidence

ORD record: ord-32af43c946e648299995db62d72e5469
Source dataset: uspto-grants-2014_07
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08765730B2

Reaction notes

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