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Water → 7-{[2,4-bis(trifluoromethyl)benzyl]oxy}-2H-chromene-3-carbaldehyde

HRID 217444
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HRID 217444 반응식
[OH:1][C:2]1[CH:11]=[C:10]2[C:5]([CH:6]=[C:7]([CH:12]=[O:13])[CH2:8][O:9]2)=[CH:4][CH:3]=1.C([O-])([O-])=O.[K+].[K+].Br[CH2:21][C:22]1[CH:27]=[CH:26][C:25]([C:28]([F:31])([F:30])[F:29])=[CH:24][C:23]=1[C:32]([F:35])([F:34])[F:33].O>CN(C=O)C>[F:33][C:32]([F:34])([F:35])[C:23]1[CH:24]=[C:25]([C:28]([F:31])([F:29])[F:30])[CH:26]=[CH:27][C:22]=1[CH2:21][O:1][C:2]1[CH:11]=[C:10]2[C:5]([CH:6]=[C:7]([CH:12]=[O:13])[CH2:8][O:9]2)=[CH:4][CH:3]=1
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참가 물질

6

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HCID 962WaterHCID 11430Potassium CarbonateHCID 5188712,4-Bis(trifluoromethyl)benzyl bromideHCID 167691667-Hydroxy-2H-chromene-3-carbaldehyde

생성물 1

HCID 866576417-{[2,4-bis(trifluoromethyl)benzyl]oxy}-2H-chromene-3-carbaldehyde

시약·촉매·용매 1

HCID 6228
Dimethylformamide
용매

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온도
80 °C

실험 절차

7-Hydroxy-2H-chromene-3-carbaldehyde (200 mg) was dissolved in DMF (5 mL), and K2CO3 (235 mg) and 1-(bromomethyl)-2,4-bis(trifluoromethyl)benzene (0.234 mL) were added thereto, followed by stirring at 80° C. for 30 minutes. The reaction liquid was poured into water, and the resulting powder was collected by filtration and dried under reduced pressure to obtain 7-{[2,4-bis(trifluoromethyl)benzyl]oxy}-2H-chromene-3-carbaldehyde (455 mg) as a pale yellow powder.

후처리

  1. customThe reaction liquid
  2. filtrationthe resulting powder was collected by filtration
  3. customdried under reduced pressure

출처 및 근거

ORD 기록
ord-bb615ba9c64f4c8c80c17cc037fc6111
출처 데이터셋
uspto-grants-2012_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08193378B2

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