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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1591329Generated: October 31, 2026

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

https://huagongshe.com/reaction/1591329

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
Reactant1H-1,2,4-TriazoleHCID 9257—
ReactantSodiumHCID 5360545—
Reactant2-(2,4-Difluorophenyl)-2-[1-(pyridin-3-yl)ethyl]oxiraneHCID 18956536—
SolventDimethylformamideHCID 6228—
Product2-(2,4-Difluorophenyl)-3-(pyridin-3-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-olHCID 18956518—

Reaction Steps

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).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05206364
Source datasetuspto-grants-1993_04
ORD IDord-b577dbf18b5545abb3e9dad799372c70
Source noteuspto-grants-1993_04