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HRID 1500249생성일: 2026년 10월 25일

Potassium Carbonate → (R)-3-(4-Trifluoromethylphenyl)-butyramide

https://huagongshe.com/reaction/1500249

반응식

참여 물질

역할이름HCID투입량
반응물Potassium CarbonateHCID 11430—
반응물1,4-DioxaneHCID 31275—
반응물But-2-enamideHCID 31877—
반응물4-(Trifluoromethyl)phenylboronic acidHCID 2734389—
촉매ethene;(Z)-4-hydroxypent-3-en-2-one;rhodiumHCID 11010647—
용매WaterHCID 962—
생성물(R)-3-(4-Trifluoromethylphenyl)-butyramideHCID 44236521—

반응 조건

온도100 °C

반응 단계

Acetylacetonatobis(ethylene)rhodium(I) (0.3 mmol), (S)-(−)-2,2′-Bis(diphenyl-phosphino)-1,1′-binaphthalene (0.045 mmol), 4-(trifluoromethyl)phenylboronic acid (2 mmol), K2CO3 (0.5 mmol), and but-2-enoic acid amide (1 mmol) are added into a 25-mL round-bottomed flask containing a magnetic stirrer bar, a septum inlet, and a reflux condenser. The flask is flashed with argon and then charged with 1,4-dioxane (3 mL) and de-ionized H2O (0.5 mL). The reaction mixture is stirred for 16 hours at 100° C. The (R)-3-(4-trifluoromethylphenyl)butyramide is extracted with ethyl acetate, washed with brine, and dried over anhydrous magnesium sulfate. Chromatography over silica gel gives the desired product.

출처 및 근거

DOI10.6084/m9.figshare.5104873.v1
특허 번호US09206143B2
출처 데이터셋uspto-grants-2015_12
ORD IDord-fd2ea75ce6ea438a88c7d78b862d7e25
출처 메모uspto-grants-2015_12