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Potassium Fluoride → tert-butyl 4-{3-[(3R)-3-({1-[5-(4-cyano-3-fluorophenyl)pyridin-3-yl]-3-methoxy-3-oxopropyl}carbamoyl)piperidin-1-yl]-3-oxopropyl}piperidine-1-carboxylate

HRID 526348
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HRID 526348 반응식
Br[C:2]1[CH:3]=[C:4]([CH:8]([NH:14][C:15]([C@@H:17]2[CH2:22][CH2:21][CH2:20][N:19]([C:23](=[O:39])[CH2:24][CH2:25][CH:26]3[CH2:31][CH2:30][N:29]([C:32]([O:34][C:35]([CH3:38])([CH3:37])[CH3:36])=[O:33])[CH2:28][CH2:27]3)[CH2:18]2)=[O:16])[CH2:9][C:10]([O:12][CH3:13])=[O:11])[CH:5]=[N:6][CH:7]=1.[C:40]([C:42]1[CH:47]=[CH:46][C:45](B(O)O)=[CH:44][C:43]=1[F:51])#[N:41].[F-].[K+]>C1(C)C=CC=CC=1.C(O)C.O.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[C:40]([C:42]1[CH:47]=[CH:46][C:45]([C:2]2[CH:3]=[C:4]([CH:8]([NH:14][C:15]([C@@H:17]3[CH2:22][CH2:21][CH2:20][N:19]([C:23](=[O:39])[CH2:24][CH2:25][CH:26]4[CH2:31][CH2:30][N:29]([C:32]([O:34][C:35]([CH3:37])([CH3:38])[CH3:36])=[O:33])[CH2:28][CH2:27]4)[CH2:18]3)=[O:16])[CH2:9][C:10]([O:12][CH3:13])=[O:11])[CH:5]=[N:6][CH:7]=2)=[CH:44][C:43]=1[F:51])#[N:41]
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참가 물질

8

반응물 3

HCID 522689Potassium FluorideHCID 2783130(4-Cyano-3-fluorophenyl)boronic acidHCID 71259830tert-butyl 4-{3-[(3R)-3-{[1-(5-bromopyridin-3-yl)-3-methoxy-3-oxopropyl]carbamoyl}piperidin-1-yl]-3-oxopropyl}piperidine-1-carboxylate

생성물 1

HCID 71259039tert-butyl 4-{3-[(3R)-3-({1-[5-(4-cyano-3-fluorophenyl)pyridin-3-yl]-3-methoxy-3-oxopropyl}carbamoyl)piperidin-1-yl]-3-oxopropyl}piperidine-1-carboxylate수율 49.3%

시약·촉매·용매 4

HCID 178418397HCID 178418397, 화합물촉매HCID 702Ethanol용매HCID 962Water용매2회HCID 1140Toluene용매

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온도
60 °C

실험 절차

To 300.0 mg (0.49 mmol) tert-butyl 4-{3-[(3R)-3-{[1-(5-bromopyridin-3-yl)-3-methoxy-3-oxopropyl]carbamoyl}piperidin-1-yl]-3-oxopropyl}piperidine-1-carboxylate (example 8c) in 12 ml toluene were added 11.4 mg (0.01 mmol) tetrakis(triphenylphosphine)palladium(0), 97.4 mg (0.59 mmol) (4-cyano-3-fluoro-phenyl)boronic acid in 3.0 ml ethanol and 57.2 mg (0.98 mmol) potassium fluoride in 3.0 ml water. The mixture was stirred at 100° C. for 10 hours and at 60° C. for 20 hours, diluted with water and extracted with ethyl acetate and sodium hydrogen carbonate solution. The organic phase was dried over sodium sulfate and concentrated in vacuum. Chromatography over 10 g silica gel (dichloromethane/ethanol 100/0-95/5-90/10) gave 157 mg (44%) tert-butyl 4-{3-[(3R)-3-({1-[5-(4-cyano-3-fluorophenyl)pyridin-3-yl]-3-methoxy-3-oxopropyl}carbamoyl)piperidin-1-yl]-3-oxopropyl}piperidine-1-carboxylate.

후처리

  1. extractionextracted with ethyl acetate and sodium hydrogen carbonate solution
  2. dry with materialThe organic phase was dried over sodium sulfate
  3. concentrationconcentrated in vacuum

출처 및 근거

ORD 기록
ord-b4d3a75fe9324b0ab33e7370805520bb
출처 데이터셋
uspto-grants-2016_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09345793B2

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