Methylamine → 1,3-Dimethyl-7,8-dihydro-2,5(1H,6H)-quinolinedione

HRID 974240Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 974240
[CH3:1][C:2]1[C:3](=O)[O:4][C:5]2[CH2:6][CH2:7][CH2:8][C:9](=[O:12])[C:10]=2[CH:11]=1.[CH3:14][NH2:15]>>[CH3:14][N:15]1[C:5]2[CH2:6][CH2:7][CH2:8][C:9](=[O:12])[C:10]=2[CH:11]=[C:2]([CH3:1])[C:3]1=[O:4]

Komponenten

3

Edukt 2

HCID 6329MethylamineHCID 159242433-Methyl-5,6,7,8-tetrahydro-cumarin-5-one

Produkt 1

HCID 159242511,3-Dimethyl-7,8-dihydro-2,5(1H,6H)-quinolinedione

Versuchsvorschrift

Prepared analogously to Example 5(b) from 3-methyl- 5,6,7,8-tetrahydro-cumarin-5-one and methanolic methylamine solution a ambient temperature. After evaporation of the methanolic ammonia the residue is recrystallised from water with the addition of charcoal.

Aufarbeitung

  1. customAfter evaporation of the methanolic ammonia the residue
  2. customis recrystallised from water with the addition of charcoal

Quellen und Nachweise

ORD-Eintrag
ord-9789afcbb24f479abe2ccd10b42f573e
Quelldatensatz
uspto-grants-1991_11
Patentnummer
US05068334

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