2,4-Dimethoxybenzeneboronic acid → (1R,2S)-1-{[5-(2,4-dimethoxyphenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol

HRID 1824045Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1824045
ClC1C=C(Cl)C=CC=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[C:12]([NH:17][C@@H:18]2[C:26]3[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=3)[CH2:20][C@@H:19]2[OH:27])=[N:13][C:14]=1[CH2:15][CH3:16].[CH3:30][O:31][C:32]1[CH:37]=[C:36]([O:38][CH3:39])[CH:35]=[CH:34][C:33]=1B(O)O>>[CH3:30][O:31][C:32]1[CH:37]=[C:36]([O:38][CH3:39])[CH:35]=[CH:34][C:33]=1[C:9]1[N:10]=[C:11]([CH2:28][CH3:29])[C:12]([NH:17][C@@H:18]2[C:26]3[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=3)[CH2:20][C@@H:19]2[OH:27])=[N:13][C:14]=1[CH2:15][CH3:16]

Komponenten

3

Edukt 2

HCID 27343412,4-Dimethoxybenzeneboronic acidHCID 58583246(1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol

Produkt 1

HCID 58583448(1R,2S)-1-{[5-(2,4-dimethoxyphenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol

Versuchsvorschrift

Following the procedure for the preparation of (1R,2S)-1-{[5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-yl]amino}-2,3-dihydro-1H-inden-2-ol but substituting 2,4-dimethoxyphenylboronic acid and making non-critical variations provided the title compound as an off-white foam. IR (diffuse reflectance) 2966, 2934, 1610, 1567, 1483, 1391, 1303, 1280, 1253, 1208, 1159, 1128, 1046, 1034, 741 cm−1; OAMS supporting ions at: ESI+ 420.1; MS (EI) m/z 419 (M+); HRMS (FAB) calcd for C25H29N3O3+H1 420.2287, found 420.2278.

Quellen und Nachweise

ORD-Eintrag
ord-9c113b0486dd4b0e9257e2d31e8aa245
Quelldatensatz
uspto-grants-2006_05
Patentnummer
US07041672B2

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