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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1988046Generated: October 26, 2026

Water → (S)-3-[4-(2-Amino-6-{2,2,2-trifluoro-1-[4-(6-methoxy-pyridin-2-yl)-phenyl]-ethoxy}-pyrimidin-4-yl)-phenyl]-2-tert-butoxycarbonylamino-propionic acid

https://huagongshe.com/reaction/1988046

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantCesium carbonateHCID 10796—
Reactant4-(2-Amino-6-chloropyrimidin-4-yl)-N-(tert-butoxycarbonyl)-L-phenylalanineHCID 25191339—
Reactant1-[4-(6-Methoxy-pyridine-2-yl)-phenyl]-2,2,2-trifluoro-ethanolHCID 66743663—
SolventEthyl AcetateHCID 8857—
Solvent1,4-DioxaneHCID 31275—
Product(S)-3-[4-(2-Amino-6-{2,2,2-trifluoro-1-[4-(6-methoxy-pyridin-2-yl)-phenyl]-ethoxy}-pyrimidin-4-yl)-phenyl]-2-tert-butoxycarbonylamino-propionic acidHCID 6674333588%

Reaction Conditions

Temperature110 °C

Reaction Steps

Cs2CO3 (375 mg, 1 mmol) was added to a solution of 1-[4-(6-methoxy-pyridine-2-yl)-phenyl]-2,2,2-trifluoro-ethanol (67 mg, 0.2 mmol) in 10 ml of anhydrous 1,4-dioxane. The mixture was stirred for 5 min, then was added (S)-3-[4-(2-amino-6-chloro-pyrimidin-4-yl)-phenyl]-2-tert-butoxycarbonylamino-propionic acid (78 mg, 0.2 mmol), and the mixture was heated at 110° C. overnight. After cooling, 5 ml water was added and ethyl acetate (20 ml) was used to extract the product. The organic layer was dried over sodium sulfate. The solvent was removed by rotovap to give 112 mg (S)-3-[4-(2-Amino-6-{2,2,2-trifluoro-1-[4-(6-methoxy-pyridin-2-yl)-phenyl]-ethoxy}-pyrimidin-4-yl)-phenyl]-2-tert-butoxycarbonylamino-propionic acid (yield: 88%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07553840B2
Source datasetuspto-grants-2009_06
ORD IDord-eca4aab96b2f4849a253a967543acde1
Source noteuspto-grants-2009_06