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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1188340Generated: October 30, 2026

Cesium carbonate → 1,1-Dimethylethyl [4-chloro-5-cyano-2-(difluoromethyl)-1H-indol-1-yl]acetate

https://huagongshe.com/reaction/1188340

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactanttert-Butyl bromoacetateHCID 79177—
Reactant4-chloro-2-(difluoromethyl)-1H-indole-5-carbonitrileHCID 24985632—
SolventAcetonitrileHCID 6342—
Product1,1-Dimethylethyl [4-chloro-5-cyano-2-(difluoromethyl)-1H-indol-1-yl]acetateHCID 57800163—

Reaction Steps

Synthesized as described in Example 4 using 4-chloro-2-(difluoromethyl)-1H-indole-5-carbonitrile, t-butyl bromoacetate (1.5 eq) and Cs2CO3 (1.5 eq) with MeCN as the solvent (in a sealed tube): MS (ES) m/z 341 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08673948B2
Source datasetuspto-grants-2014_03
ORD IDord-2f2dd4aaf6464a4cbbee3a716d015c32
Source noteuspto-grants-2014_03