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Sodium hydride → [2-(3,4-Dichloro-phenoxy)-5-(4-isopropyl-2-oxo-piperazin-1-ylmethyl)-benzyl]-methyl-carbamic acid tert-butyl ester

HRID 1454237
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인쇄 미리보기

반응식

HRID 1454237 반응식
[CH:1]([N:4]1[CH2:9][CH2:8][NH:7][C:6](=[O:10])[CH2:5]1)([CH3:3])[CH3:2].[H-].[Na+].[C:13]([O:17][C:18](=[O:39])[N:19]([CH2:21][C:22]1[CH:27]=[C:26]([CH2:28]Cl)[CH:25]=[CH:24][C:23]=1[O:30][C:31]1[CH:36]=[CH:35][C:34]([Cl:37])=[C:33]([Cl:38])[CH:32]=1)[CH3:20])([CH3:16])([CH3:15])[CH3:14]>CN(C=O)C>[C:13]([O:17][C:18](=[O:39])[N:19]([CH2:21][C:22]1[CH:27]=[C:26]([CH2:28][N:7]2[CH2:8][CH2:9][N:4]([CH:1]([CH3:3])[CH3:2])[CH2:5][C:6]2=[O:10])[CH:25]=[CH:24][C:23]=1[O:30][C:31]1[CH:36]=[CH:35][C:34]([Cl:37])=[C:33]([Cl:38])[CH:32]=1)[CH3:20])([CH3:16])([CH3:14])[CH3:15]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 24758Sodium hydrideHCID 208238784-Isopropylpiperazin-2-oneHCID 68849807[5-Chloromethyl-2-(3,4-dichloro-phenoxy)-benzyl]-methyl-carbamic acid tert-butyl ester

생성물 1

HCID 68879733[2-(3,4-Dichloro-phenoxy)-5-(4-isopropyl-2-oxo-piperazin-1-ylmethyl)-benzyl]-methyl-carbamic acid tert-butyl ester수율 79.6%

시약·촉매·용매 1

HCID 6228
Dimethylformamide
용매
2회

실험 절차

To a solution of 4-isopropyl-piperazin-2-one (32 mg, 0.22 mmol) in DMF (2.2 mL) at 0° C. was added NaH (90%, 11 mg). After 30 min, a solution of [5-chloromethyl-2-(3,4-dichloro-phenoxy)-benzyl]-methyl-carbamic acid tert-butyl ester (96 mg, 0.22 mmol) in DMF (2.2 mL) was added and the reaction was allowed to come to rt and stir overnight. The mixture was quenched with satd. aq. NaHCO3 and extracted with DCM. The combined organic layers were dried (Na2SO4) and concentrated. The crude product was purified by FCC to provide the desired product (94 mg, 79%). MS (ESI): mass calcd. for C27H35Cl2N3O4, 535.20; m/z found, 536.2 [M+H].

후처리

  1. customto come to rt
  2. customThe mixture was quenched with satd
  3. extractionaq. NaHCO3 and extracted with DCM
  4. dry with materialThe combined organic layers were dried (Na2SO4)
  5. concentrationconcentrated
  6. customThe crude product was purified by FCC

출처 및 근거

ORD 기록
ord-3c5efbbb638943b0a2dddaee555a3762
출처 데이터셋
uspto-grants-2009_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07479493B2

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