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Potassium Carbonate → 1-{4-[4-bromo-1-(2-methylpropyl)-1H-benzotriazol-5-yl]benzyl}-3-methylimidazolidine-2,4-dione

HRID 2281059
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HRID 2281059 반응식
[Br:1][C:2]1[C:10]2[N:9]=[N:8][N:7]([CH2:11][CH:12]([CH3:14])[CH3:13])[C:6]=2[CH:5]=[CH:4][C:3]=1[C:15]1[CH:20]=[CH:19][C:18]([CH2:21]Cl)=[CH:17][CH:16]=1.[CH3:23][N:24]1[C:28](=[O:29])[CH2:27][NH:26][C:25]1=[O:30].C(=O)([O-])[O-].[K+].[K+]>C(#N)C.ClCCl>[Br:1][C:2]1[C:10]2[N:9]=[N:8][N:7]([CH2:11][CH:12]([CH3:14])[CH3:13])[C:6]=2[CH:5]=[CH:4][C:3]=1[C:15]1[CH:20]=[CH:19][C:18]([CH2:21][N:26]2[CH2:27][C:28](=[O:29])[N:24]([CH3:23])[C:25]2=[O:30])=[CH:17][CH:16]=1
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6

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HCID 11430Potassium CarbonateHCID 1388512,4-Imidazolidinedione, 3-methyl-HCID 867119834-bromo-5-[4-(chloromethyl)phenyl]-1-(2-methylpropyl)-1H-benzotriazole

생성물 1

HCID 709783811-{4-[4-bromo-1-(2-methylpropyl)-1H-benzotriazol-5-yl]benzyl}-3-methylimidazolidine-2,4-dione

시약·촉매·용매 2

HCID 6342Acetonitrile용매
HCID 6344
Dichloromethane
용매

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온도
50 °C

실험 절차

4-Bromo-5-[4-(chloromethyl)phenyl]-1-(2-methylpropyl)-1H-benzotriazole (170 mg, 0.449 mmol), 3-methylimidazolidine-2,4-dione (102 mg, 0.898 mmol) and potassium carbonate (186 mg, 1.347 mmol) were combined in acetonitrile (3 ml) and heated at 50° C. for 16 hours. The mixture was cooled to ambient temperature, diluted with dichloromethane and filtered. The filtrate was washed with aqueous saturated ammonium chloride and brine. The organic extract was dried with sodium sulfate, filtered, and concentrated in vacuo. The residue was purified via silica gel chromatography (acetone/dichloromethane gradient), providing the titled compound as white solid: 1H NMR (500 MHz, d6-DMSO): 1H NMR δ 8.00 (d, J=8.5 Hz, 1H), 7.55 (d, J=8.5 Hz, 1H), 7.48 (d, J=7.9 Hz, 2H), 7.42 (d, J=7.9 Hz, 2H), 4.60-4.57 (m, 4H), 3.97 (s, 2H), 2.90 (s, 3H), 2.34-2.27 (m, 1H), 0.93-0.88 (m, 6H) ppm. LRMS m/z (M+H) 455.9 and 457.9 found, 456.1 and 458.1 required.

후처리

  1. temperatureThe mixture was cooled to ambient temperature
  2. filtrationfiltered
  3. washThe filtrate was washed with aqueous saturated ammonium chloride and brine
  4. extractionThe organic extract
  5. dry with materialwas dried with sodium sulfate
  6. filtrationfiltered
  7. concentrationconcentrated in vacuo
  8. customThe residue was purified via silica gel chromatography (acetone/dichloromethane gradient)

출처 및 근거

ORD 기록
ord-8defa58226784688a602e8bb72407fc0
출처 데이터셋
uspto-grants-2015_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09139576B2

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