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Methyl iodide → HCID 18920212, 화합물

HRID 1255640
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HRID 1255640 반응식
[CH2:1]([O:3][C:4](=[O:13])[C:5]1[CH:10]=[CH:9][C:8]([F:11])=[CH:7][C:6]=1[OH:12])[CH3:2].[C:14](=O)([O-])[O-].[Cs+].[Cs+].CI>C(#N)C>[CH2:1]([O:3][C:4](=[O:13])[C:5]1[CH:10]=[CH:9][C:8]([F:11])=[CH:7][C:6]=1[O:12][CH3:14])[CH3:2]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 6328Methyl iodideHCID 10796Cesium carbonateHCID 22478444Ethyl 4-fluoro-2-hydroxybenzoate

생성물 1

HCID 18920212HCID 18920212, 화합물수율 93%

시약·촉매·용매 1

HCID 6342Acetonitrile용매

실험 절차

To a solution of compound 4 (19.9 g, 0.109 mol) in acetonitrile (200 mL) was added cesium carbonate (42.0 g, 0.129 mol). The resulting mixture was stirred at rt for 30 min. followed by addition of methyl iodide (13.5 mL, 0.218 mol). The resulting mixture was stirred at rt O/N and filtered through Celite®. The solvent was removed under reduced pressure to give crude product 5 (20.0 g, 93%) and used in the next step without further purification. 1H NMR 400 MHz (CDCl3) δ: 7.81-7.78 (m, 1H), 6.60-6.58 (m, 2H), 4.38 (q, J=7.0 Hz, 2H), 3.82 (s, 3H), 1.39 (t, J=7.0 Hz, 3H); MS (ES) m/z: 199 (M+1)+.

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후처리

  1. stirringThe resulting mixture was stirred at rt O/N
  2. filtrationfiltered through Celite®
  3. customThe solvent was removed under reduced pressure

출처 및 근거

ORD 기록
ord-342edab5f9e5492eb5cde3ad13205cf0
출처 데이터셋
uspto-grants-2013_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08461135B2

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