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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1714078Generated: October 25, 2026

Oxalyl chloride → HCID 11436518, compound

https://huagongshe.com/reaction/1714078

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
Reactant2-[(2,2,2-Trifluoroacetyl)amino]hexanoic acidHCID 303590—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
ProductHCID 11436518HCID 11436518—

Reaction Conditions

Temperature0 °C

Reaction Steps

735 mg(3 mmol) (2,2,2-trifluoro-acetylamino)-hexanoic acid were dissolved in 5 mL dried dichloromethane and stirred under argon flux at 0° C. Then, 0.6 mL (6.6 mmol) oxalyl chloride were added dropwise at 0° C., a few drops of dried dimethylformamide were also added dropwise which lead to gas development and yellow colouring of the previously white mixture. The mixture, was stirred at room temperature for 70 min. Then the mixture was repeatedly evaporated with dichloromethane. The crude product was used directly in the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07795423B2
Source datasetuspto-grants-2010_09
ORD IDord-b39c693e046641f98956833f6e0466d1
Source noteuspto-grants-2010_09