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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 498464Generated: October 26, 2026

3-Oxo-3-[3-(2-trifluoromethyl-pyridin-4-yl)-phenyl]-propionic acid tert-butyl ester → [2-{3-Oxo-3-[3-(2-trifluoromethyl-pyridin-4-yl)-phenyl]-propionylamino}-5-(2,2,2-trifluoro-ethoxy)-4-trifluoromethyl-phenyl]-carbamic acid tert-butyl ester

https://huagongshe.com/reaction/498464

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Oxo-3-[3-(2-trifluoromethyl-pyridin-4-yl)-phenyl]-propionic acid tert-butyl esterHCID 69486843—
ReactantCarbamic acid,[2-amino-5-(2,2,2-trifluoroethoxy)-4-(trifluoromethyl)phenyl]-,1,1-dimethylethyl esterHCID 76849205—
Product[2-{3-Oxo-3-[3-(2-trifluoromethyl-pyridin-4-yl)-phenyl]-propionylamino}-5-(2,2,2-trifluoro-ethoxy)-4-trifluoromethyl-phenyl]-carbamic acid tert-butyl esterHCID 86589429—

Reaction Steps

The title compound was prepared from [2-amino-5-(2,2,2-trifluoro-ethoxy)-4-trifluoromethyl-phenyl]-carbamic acid tert-butyl ester (Example J6) (262 mg, 0.70 mmol) and 3-oxo-3-[3-(2-trifluoromethyl-pyridin-4-yl)-phenyl]-propionic acid tert-butyl ester (Example K38) (256 mg, 0.70 mmol) according to the general procedure M. Obtained as a light brown foam (440 mg, 94%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06949542B2
Source datasetuspto-grants-2005_09
ORD IDord-3e9d7e450228457e94a53750e23c6137
Source noteuspto-grants-2005_09