Malononitrile → 1,1-Dicyanocyclopentane

HRID 1607616

Reaktionsgleichung

Reaktionsgleichung von HRID 1607616
Br[CH2:2][CH2:3][CH2:4][CH2:5]Br.[C:7](#[N:11])[CH2:8][C:9]#[N:10].C(=O)([O-])[O-].[K+].[K+]>C(#N)C>[C:8]1([C:7]#[N:11])([C:9]#[N:10])[CH2:5][CH2:4][CH2:3][CH2:2]1

Komponenten

5

Versuchsvorschrift

A mixture of 43.19 g of 1,4-dibromobutane, 13.2 g of malononitrile, 55.3 g of potassium carbonate and 1 liter of acetonitrile was refluxed for 42 hours, filtered while hot and evaporated to dryness giving a dark oil. This oil was vacuum distilled, giving 12.8 g 1,1-cyclopentanedicarbonitrile.

Aufarbeitung

  1. temperaturewas refluxed for 42 hours
  2. filtrationfiltered while hot and
  3. customevaporated to dryness
  4. customgiving a dark oil
  5. distillationdistilled

Quellen und Nachweise

ORD-Eintrag
ord-5634bc3ff060447d8c4c4a535b857e90
Quelldatensatz
uspto-grants-1989_09
Patentnummer
US04866092

Verknüpfte Notizen

Wird geladen…