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Pyridine → 4-{[2-(3,5-Difluoro-phenyl)-acetylamino]-methyl}-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester

HRID 2180168
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HRID 2180168 반응식
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][C:11]([CH2:21][NH2:22])([C:14]2[CH:19]=[CH:18][C:17]([I:20])=[CH:16][CH:15]=2)[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].[F:23][C:24]1[CH:25]=[C:26]([CH2:31][C:32](Cl)=[O:33])[CH:27]=[C:28]([F:30])[CH:29]=1.N1C=CC=CC=1>C(Cl)Cl.CCOC(C)=O>[C:1]([O:5][C:6]([N:8]1[CH2:9][CH2:10][C:11]([CH2:21][NH:22][C:32](=[O:33])[CH2:31][C:26]2[CH:25]=[C:24]([F:23])[CH:29]=[C:28]([F:30])[CH:27]=2)([C:14]2[CH:19]=[CH:18][C:17]([I:20])=[CH:16][CH:15]=2)[CH2:12][CH2:13]1)=[O:7])([CH3:4])([CH3:3])[CH3:2]
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참가 물질

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반응물 3

HCID 1049PyridineHCID 27827232-(3,5-Difluorophenyl)acetyl chlorideHCID 207794744-Aminomethyl-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester

생성물 1

HCID 685306044-{[2-(3,5-Difluoro-phenyl)-acetylamino]-methyl}-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester수율 65%

시약·촉매·용매 2

HCID 6344
Dichloromethane
용매
2회
HCID 8857Ethyl Acetate용매

실험 절차

To a stirred solution of 4-aminomethyl-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester (0.10 g, 0.24 mmol) in CH2Cl2 (0.5 mL) at room temperature under Ar was added a solution of 3,5-difluorophenylacetyl chloride (0.28 mL of a 1 M solution in CH2Cl2, 0.28 mmol) followed by pyridine (0.25 mL). The mixture was stirred at room temperature for 16 h then diluted with EtOAc (5 mL) and washed with saturated aqueous NaHCO3 (5 mL) and saturated brine (5 mL) and dried over Na2SO4. Filtration and rotary evaporation gave the crude 4-{[2-(3,5-difluoro-phenyl)-acetylamino]-methyl}-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester (0.09 g, ˜65%).

후처리

  1. washwashed with saturated aqueous NaHCO3 (5 mL) and saturated brine (5 mL)
  2. dry with materialdried over Na2SO4
  3. filtrationFiltration and rotary evaporation

출처 및 근거

ORD 기록
ord-7fb6fa4cdbfd4836927113bae9a372fd
출처 데이터셋
uspto-grants-2005_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06887889B2

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