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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 391857Erstellt: 24. Oktober 2026

Water → [4-(3,4-Dichloro-benzyloxy)-phenyl]-oxo-acetaldehyde

https://huagongshe.com/de/reaction/391857

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktWaterHCID 962—
EduktPotassium CarbonateHCID 11430—
Edukt4-HydroxyphenylglyoxalHCID 90568—
Edukt4-(Bromomethyl)-1,2-dichlorobenzeneHCID 639726—
LösungsmittelDimethylformamideHCID 6228—
Produkt[4-(3,4-Dichloro-benzyloxy)-phenyl]-oxo-acetaldehydeHCID 8665490084,1%

Reaktionsschritte

To a solution of (4-hydroxy-phenyl)-oxo-acetaldehyde (756 mg) in dry DMF (10 mL) were added 3,4-dichlorobenzylbromide (1.2 g) and potassium carbonate (1.03 g). After 4 hours, the reaction mixture was poured into water (100 mL) and extracted with ethyl acetate (2×50 mL). The organic extracts were combined and washed with brine (2×50 mL) and saturated sodium bicarbonate solution (2×50 mL). The organic layer was dried over sodium sulfate and concentrated under reduced pressure to give [4-(3,4-dichloro-benzyloxy)-phenyl]-oxo-acetaldehyde (1.3 g).

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS08383644B2
Quelldatensatzuspto-grants-2013_02
ORD IDord-b3e5f75972c04d9483d0963fc18e7986
Quellennotizuspto-grants-2013_02