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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1185576Generated: November 1, 2026

Trifluoroacetic acid → HCID 178452374, compound

https://huagongshe.com/reaction/1185576

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 178452368HCID 178452368—
SolventDichloromethaneHCID 6344—
ProductHCID 178452374HCID 178452374—

Reaction Steps

To a solution of 146 mg 4-[(S)-2-tert-Butoxycarbonylamino-3-(3-hydroxy-5-methyl-isoxazol-4-yl)-propionyl]-piperazine-1-carboxylic acid butyl ester in 5 ml dichloromethane were added 0.4 ml TFA. After 12 h stirring at RT the solvents were removed and the residue was codistilled twice with toluene. Yield: 156 mg.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08669266B2
Source datasetuspto-grants-2014_03
ORD IDord-d70357cc525a4bce91a06e0a920a8846
Source noteuspto-grants-2014_03