2,4-Dimethoxybenzoic acid → 5-Bromo-2,4-dimethoxybenzoic acid

HRID 650958

Reaktionsgleichung

Reaktionsgleichung von HRID 650958
[CH3:1][O:2][C:3]1[CH:11]=[C:10]([O:12][CH3:13])[CH:9]=[CH:8][C:4]=1[C:5]([OH:7])=[O:6].[Br:14]Br>C(Cl)(Cl)Cl>[Br:14][C:9]1[C:10]([O:12][CH3:13])=[CH:11][C:3]([O:2][CH3:1])=[C:4]([CH:8]=1)[C:5]([OH:7])=[O:6]

Komponenten

4

Versuchsvorschrift

To a solution of 2,4-dimethoxybenzoic acid (4.0 g, 0.022 mol) in chloroform (60 ml) was added bromine (1.13 ml, 0.022 mol) in chloroform (20 ml) dropwise. After stiring overnight at room temperature the precipitate was filtered off and dried to afford the title compound as a white solid (2.87 g).

Aufarbeitung

  1. filtrationthe precipitate was filtered off
  2. customdried

Quellen und Nachweise

ORD-Eintrag
ord-8aeaaf75fafb491db2f817b3286f1927
Quelldatensatz
uspto-grants-2001_08
Patentnummer
US06277861B1

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