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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2223519Generated: November 1, 2026

1-Ethoxy-2,2-difluoroethanol → HCID 178445928, compound

https://huagongshe.com/reaction/2223519

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethoxy-2,2-difluoroethanolHCID 2758246—
Reactant{[(2S)-2-amino-4-methylpentyl]oxy}(tert-butyl)dimethylsilaneHCID 11345273—
SolventBenzeneHCID 241—
ProductHCID 178445928HCID 178445928—

Reaction Steps

A mixture of (2S)-1-{[tert-butyl(dimethyl)silyl]oxy}-4-methylpentan-2-amine (8.5 g, 36.8 mmol) and difluoroacetaldehyde ethyl hemiacetal (5.0 g, 39.7 mmol) in benzene was refluxed with a Dean-stark trap overnight. Solvent was removed in vacuo. The residue was passed through a short silica column and eluted with hexanes:EtOAc (10:1) to give the title compound as a pale yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07375134B2
Source datasetuspto-grants-2008_05
ORD IDord-a9780a30645a494da23a6784487e54f0
Source noteuspto-grants-2008_05