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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 13026Generated: October 25, 2026

Ethyl trifluoroacetate → N-[(1R,2S)-1-(3-ethylphenyl)-1-[1-(4-fluorophenyl)indazol-5-yl]oxy-propan-2-yl]-2,2,2-trifluoro-acetamide

https://huagongshe.com/reaction/13026

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl trifluoroacetateHCID 9794—
Reactant1,1,3,3-TetramethylguanidineHCID 66460—
Reactant(1R,2S)-1-(3-ethylphenyl)-1-(1-(4-fluorophenyl)-1H-indazol-5-yloxy)propan-2-amine hydrochlorideHCID 66812954—
SolventMethanolHCID 887—
ProductN-[(1R,2S)-1-(3-ethylphenyl)-1-[1-(4-fluorophenyl)indazol-5-yl]oxy-propan-2-yl]-2,2,2-trifluoro-acetamideHCID 25013990—

Reaction Steps

(1R,2S)-1-(3-ethylphenyl)-1-(1-(4-fluorophenyl)-1H-indazol-5-yloxy)propan-2-amine hydrochloride (50 mg, 0.12 mmol), 1,1,3,3-tetramethylguanidine (100 μl, 0.79 mmol) and ethyl trifluoroacetate (200 μl, 1.68 mmol) in MeOH (2.5 mL) was stirred at r.t. for 1 h. The reaction mixture was concentrated by evaporation, the residual material was purified by HPLC. Yield 41 mg (72%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728030B2
Source datasetuspto-grants-2010_06
ORD IDord-671bb792767d4ecaa1b8556f835b8fbc
Source noteuspto-grants-2010_06