Dichloromethane → 3-(2H-1,3-Benzodioxol-5-yl)prop-2-enoyl chloride

HRID 1362555Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1362555
[O:1]1[C:5]2[CH:6]=[CH:7][C:8]([CH:10]=[CH:11][C:12]([OH:14])=O)=[CH:9][C:4]=2[O:3][CH2:2]1.[Cl:15]CCl>CN(C)C=O>[O:1]1[C:5]2[CH:6]=[CH:7][C:8]([CH:10]=[CH:11][C:12]([Cl:15])=[O:14])=[CH:9][C:4]=2[O:3][CH2:2]1

Komponenten

4

Reaktionsbedingungen

Temperatur
40 °C

Versuchsvorschrift

(Method G2) To a suspension of 3-benzo[1,3]dioxol-5-yl-acrylic acid (1a) (0.38 g, 1.98 mmol) in dichloromethane (8.0 ml) oxalyl chloride (0.62 ml, 7.08 mmol) and one drop of dimethylformamide were added. The reaction mixture was stirred at 40° C. for one hour and concentrated under reduced pressure to give crude title compound (0.41 g, 98%).

Aufarbeitung

  1. additionwere added
  2. concentrationconcentrated under reduced pressure

Quellen und Nachweise

ORD-Eintrag
ord-144dc4d44ba74063b4796e79fb0bec01
Quelldatensatz
uspto-grants-2011_02
Patentnummer
US07880020B2

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