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Benzyl Chloride → HCID 20211972、化合物

HRID 1906668
ノート
印刷プレビュー

反応式

HRID 1906668 の反応式
[OH:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][CH2:9][OH:10])=[CH:4][C:3]=1[CH3:11].[CH2:12](Cl)[C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1.C(=O)([O-])[O-].[K+].[K+]>C(C(C)=O)C.ClCCl>[CH2:12]([O:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][CH2:9][OH:10])=[CH:4][C:3]=1[CH3:11])[C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

6

反応物 3

HCID 7503Benzyl ChlorideHCID 11430Potassium CarbonateHCID 10130055HCID 10130055、化合物

生成物 1

HCID 20211972HCID 20211972、化合物収率 90.7%

試薬・触媒・溶媒 2

HCID 6344Dichloromethane溶媒HCID 6569Methyl Ethyl Ketone溶媒

実験手順

2-(4-Hydroxy-3-methylphenyl)ethanol (18 g), benzyl chloride (15.4 g) and anhydrous potassium carbonate (90 g) were stirred under reflux in methyl ethyl ketone (500 ml) for 20 hours. The reaction mixture was cooled and evaporated under reduced pressure to give an oily residue. This residue was dissolved in dichloromethane, washed with 2N sodium hydroxide (2×), washed with brine (2×), dried (MgSO4), and evaporated under reduced pressure to give an oil. This was triturated under petroleum ether (40°-60°) (200 ml) with cooling to afford 2-(4-benzyloxy-3-methylphenyl)ethanol as a white solid (26.0 g).

後処理

  1. temperatureThe reaction mixture was cooled
  2. customevaporated under reduced pressure
  3. customto give an oily residue
  4. washwashed with 2N sodium hydroxide (2×)
  5. washwashed with brine (2×)
  6. dry with materialdried (MgSO4)
  7. customevaporated under reduced pressure
  8. customto give an oil
  9. customThis was triturated under petroleum ether (40°-60°) (200 ml)
  10. temperaturewith cooling

出典と根拠

ORDレコード
ord-bbdf5f490ba84220a5081eded731c85b
出典データセット
uspto-grants-1987_03
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US04652563

反応ノート

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