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Cesium carbonate → 2-fluoro-4-[(2S,3S)-3-hydroxy-2,3-dimethyl-5-oxopyrrolidin-1-yl]-3-methylbenzonitrile

HRID 1173722
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HRID 1173722 반응식
Br[C:2]1[CH:9]=[CH:8][C:5]([C:6]#[N:7])=[C:4]([F:10])[C:3]=1[CH3:11].[OH:12][C@:13]1([CH3:20])[C@H:17]([CH3:18])[NH:16][C:15](=[O:19])[CH2:14]1.C1(P(C2C=CC=CC=2)C2C3OC4C(=CC=CC=4P(C4C=CC=CC=4)C4C=CC=CC=4)C(C)(C)C=3C=CC=2)C=CC=CC=1.C(=O)([O-])[O-].[Cs+].[Cs+]>C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd]>[F:10][C:4]1[C:3]([CH3:11])=[C:2]([N:16]2[C:15](=[O:19])[CH2:14][C@@:13]([OH:12])([CH3:20])[C@@H:17]2[CH3:18])[CH:9]=[CH:8][C:5]=1[C:6]#[N:7]
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참가 물질

6

반응물 4

HCID 10796Cesium carbonateHCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 55299894(4S,5S)-4-hydroxy-4,5-dimethylpyrrolidin-2-oneHCID 595569134-Bromo-2-fluoro-3-methylbenzonitrile

생성물 1

HCID 595569492-fluoro-4-[(2S,3S)-3-hydroxy-2,3-dimethyl-5-oxopyrrolidin-1-yl]-3-methylbenzonitrile

시약·촉매·용매 1

HCID 9811564Bis(dibenzylideneacetone)palladium촉매

실험 절차

Using 4-bromo-2-fluoro-3-methylbenzonitrile (484 mg), (4S,5S)-4-hydroxy-4,5-dimethylpyrrolidin-2-one (350 mg), 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene (200 mg), tris(dibenzylideneacetone)dipalladium(0) (103 mg) and cesium carbonate (1.08 g), and in the same manner as in Example 62, the title compound was obtained as colorless crystals (yield: 376 mg, 63%).

출처 및 근거

ORD 기록
ord-55e7eee6eae2440685ffe3c2a8647d8f
출처 데이터셋
uspto-grants-2010_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07834051B2

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