Water → p-Chlorophenyl-5-methoxymethyl oxazolidine

HRID 1413321Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1413321
[NH2:1][CH2:2][CH:3]([OH:7])[CH2:4][O:5][CH3:6].[Cl:8][C:9]1[CH:16]=[CH:15][C:12]([CH:13]=O)=[CH:11][CH:10]=1.O>C1C=CC=CC=1>[Cl:8][C:9]1[CH:16]=[CH:15][C:12]([CH:13]2[NH:1][CH2:2][CH:3]([CH2:4][O:5][CH3:6])[O:7]2)=[CH:11][CH:10]=1

Komponenten

5

Versuchsvorschrift

Twelve and six tenths (12.6) grams of 1-amino-3-methoxy-2-propanol and 16.9 grams of p-chlorobenzaldehyde were combined in 150 milliliters of benzene and heated to reflux under a modified Dean-Stark apparatus until about 2.5 milliliters of water were azeotropically removed. An additional 50 milliliters of benzene was distilled over and the mixture was cooled to room temperature and the volume was adjusted to 109.2 milliliters, so that 4 milliliters=1 gram of intermediate. Aliquots of this solution were used in subsequent reactions.

Aufarbeitung

  1. temperatureheated
  2. customwere azeotropically removed
  3. distillationAn additional 50 milliliters of benzene was distilled over and the mixture

Quellen und Nachweise

ORD-Eintrag
ord-35d95240b84540b8ac36cee8bc7d2717
Quelldatensatz
uspto-grants-1981_02
Patentnummer
US04249931

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