Sodium borohydride → (2,6-Dichloro-3-methoxyphenyl)methanol

HRID 2235210

Reaktionsgleichung

Reaktionsgleichung von HRID 2235210
[Cl:1][C:2]1[C:9]([O:10][CH3:11])=[CH:8][CH:7]=[C:6]([Cl:12])[C:3]=1[CH:4]=[O:5].[BH4-].[Na+]>C(O)C>[Cl:1][C:2]1[C:9]([O:10][CH3:11])=[CH:8][CH:7]=[C:6]([Cl:12])[C:3]=1[CH2:4][OH:5]

Komponenten

4

Versuchsvorschrift

Dissolve 2,6-dichloro-3-methoxy-benzaldehyde (10 g, 48.8 mmol) in ethanol (330 ml) add sodiumborohydride (1.8 g, 48.8 mmol) and stir at room temperature over night. Partition reaction mixture between water and ethyl acetate separate layers wash organic with brine, dry over sodium sulfate, filter and concentrate to yield 9.43 g (93%) of (2,6-Dichloro-3-methoxy-phenyl)-methanol.

Aufarbeitung

  1. customPartition
  2. customreaction mixture between water and ethyl acetate
  3. customseparate layers
  4. washwash organic with brine
  5. dry with materialdry over sodium sulfate
  6. filtrationfilter
  7. concentrationconcentrate

Quellen und Nachweise

ORD-Eintrag
ord-5126c216c3c74222ac698c14d245ede7
Quelldatensatz
uspto-grants-2010_05
Patentnummer
US07713979B2

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