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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498870Generated: October 31, 2026

Trifluoroacetic acid → HCID 22317892, compound

https://huagongshe.com/reaction/498870

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant4,5-Bis(trifluoromethyl)benzene-1,2-diamineHCID 4061365—
Reactant3-[3-(2,6-Dimethyl-pyridin-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl esterHCID 69489240—
SolventTolueneHCID 1140—
SolventDichloromethaneHCID 6344—
ProductHCID 22317892HCID 22317892—

Reaction Steps

The title compound was prepared from 4,5-bis-trifluoromethyl-benzene-1,2-diamine [CAS-No. 30454-92-3] (244 mg, 1.0 mmol) and 3-[3-(2,6-dimethyl-pyridin-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl ester (Example K15) (325 mg, 1.0 mmol) in toluene (10 ml) under reflux conditions for 2 h according to the general procedure M and subsequent treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as an off-white solid (132 mg, 28%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-e3c0c84a783f48f59be0e65b037236a3
Source noteuspto-grants-2005_09