Ethyl Acetate → 2-(2,4-Difluorophenyl)-3-(pyridin-3-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol

HRID 1591329Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1591329
[F:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[C:9]1([CH:12]([C:14]2[CH:15]=[N:16][CH:17]=[CH:18][CH:19]=2)[CH3:13])[CH2:11][O:10]1.[NH:20]1[CH:24]=[N:23][CH:22]=[N:21]1.[Na].C(OCC)(=O)C>CN(C)C=O>[F:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[C:9]([OH:10])([CH:12]([C:14]1[CH:15]=[N:16][CH:17]=[CH:18][CH:19]=1)[CH3:13])[CH2:11][N:20]1[CH:24]=[N:23][CH:22]=[N:21]1

Komponenten

6

Edukt 4

HCID 8857Ethyl AcetateHCID 92571H-1,2,4-TriazoleHCID 5360545SodiumHCID 189565362-(2,4-Difluorophenyl)-2-[1-(pyridin-3-yl)ethyl]oxirane

Produkt 1

HCID 189565182-(2,4-Difluorophenyl)-3-(pyridin-3-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 6228DimethylformamideLösungsmittel

Versuchsvorschrift

Treatment of the product of part (iii) (4.30 g) with 1H-1,2,4-triazole, sodium salt (3.0 g) in N,N-dimethylformamide (50 ml) according to the method of Example 1(ii), followed by chromatography of the crude product on silica gel using ethyl acetate as eluant, first gave, after combination and evaporation of appropriate fractions, the title compound, diastereoisomeric pair A, (1.13 g), m.p. 113°-114° (from ether).

Aufarbeitung

  1. customfirst gave
  2. customafter combination and evaporation of appropriate fractions

Quellen und Nachweise

ORD-Eintrag
ord-b577dbf18b5545abb3e9dad799372c70
Quelldatensatz
uspto-grants-1993_04
Patentnummer
US05206364

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