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Water → N-(2-(benzyloxy)-4-bromo-6-nitrophenyl)acetamide

HRID 1258451
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HRID 1258451 반응식
[CH2:1]([O:8][C:9]1[CH:15]=[C:14]([Br:16])[CH:13]=[C:12]([N+:17]([O-:19])=[O:18])[C:10]=1[NH2:11])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[C:20](OC(=O)C)(=[O:22])[CH3:21].O>C(O)(=O)C.S(=O)(=O)(O)O>[CH2:1]([O:8][C:9]1[CH:15]=[C:14]([Br:16])[CH:13]=[C:12]([N+:17]([O-:19])=[O:18])[C:10]=1[NH:11][C:20](=[O:22])[CH3:21])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
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참가 물질

6

반응물 3

HCID 962WaterHCID 7918Acetic AnhydrideHCID 672209592-(Benzyloxy)-4-bromo-6-nitroaniline

생성물 1

HCID 67220372N-(2-(benzyloxy)-4-bromo-6-nitrophenyl)acetamide수율 83%

시약·촉매·용매 2

HCID 1118Sulfuric Acid촉매HCID 176Acetic Acid
용매

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온도
70 °C

실험 절차

To a solution of 2-(benzyloxy)-4-bromo-6-nitroaniline (33.0 g, 102 mmol, WO 2004054984) and acetic anhydride (14.5 mL, 153 mmol) in acetic acid (90 mL) was added concentrated sulfuric acid (2 drops) at 70° C. The mixture was stirred at 70° C. for 20 minutes. After cooling to room temperature, water (800 mL) was added, and the formed precipitate was collected by filtration and washed with diisopropyl ether to afford the title compound as a brown solid (30.9 g, 83%).

후처리

  1. temperatureAfter cooling to room temperature
  2. filtrationthe formed precipitate was collected by filtration
  3. washwashed with diisopropyl ether

출처 및 근거

ORD 기록
ord-c0ecf06f14404eaaa862e3274a8840b0
출처 데이터셋
uspto-grants-2013_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08466166B2

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