HCID 19100959, Verbindung → 5-Chloro-2,3-dimethyl-2,7-diazabicyclo[3.3.0]octane

HRID 1646002Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1646002
[Cl:1][C:2]12[CH2:9][N:8](C(OCC)=O)[CH2:7][CH:6]1[N:5]([CH3:15])[CH:4]([CH3:16])[CH2:3]2>Cl>[Cl:1][C:2]12[CH2:9][NH:8][CH2:7][CH:6]1[N:5]([CH3:15])[CH:4]([CH3:16])[CH2:3]2

Komponenten

3

Versuchsvorschrift

7.6 g (30.8 mmol) of ethyl 5-chloro-2,3-dimethyl-2,7-diazabicyclo [3.3.0]octane-7-carboxylate are heated under reflux overnight with 30 ml of concentrated hydrochloric acid. The mixture is concentrated, the residue is taken up in 30 ml of water, and the mixture is rendered alkaline with potassium carbonate, extracted five times with 50 ml of chloroform each time, dried over potassium carbonate and concentrated, and the residue is distilled.

Aufarbeitung

  1. concentrationThe mixture is concentrated
  2. extractionextracted five times with 50 ml of chloroform each time
  3. dry with materialdried over potassium carbonate
  4. concentrationconcentrated
  5. distillationthe residue is distilled

Quellen und Nachweise

ORD-Eintrag
ord-cef2e45a06914095b2a51f8c76928a80
Quelldatensatz
uspto-grants-1993_01
Patentnummer
US05177210

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