Triethylamine → 2-(6-Methoxy-2-pyridyl)-4H-1,3-benzothiazine-4-one

HRID 748124Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 748124
[C:1]([O:10]C)(=O)[C:2]1[C:3](=[CH:5][CH:6]=[CH:7][CH:8]=1)[SH:4].[C:12]([C:14]1[CH:19]=[CH:18][CH:17]=[C:16]([O:20][CH3:21])[N:15]=1)#[N:13].C(N(CC)CC)C>C1(C)C=CC=CC=1>[CH3:21][O:20][C:16]1[N:15]=[C:14]([C:12]2[S:4][C:3]3[CH:5]=[CH:6][CH:7]=[CH:8][C:2]=3[C:1](=[O:10])[N:13]=2)[CH:19]=[CH:18][CH:17]=1

Komponenten

5

Versuchsvorschrift

A mixture of methyl thiosalicylate (0.56 g, 3.4 mmol), 2-cyano-6-methoxypyridine (0.45 g, 3.4 mmol), triethylamine (0.70 ml, 5.0 mmol) and toluene (50 ml) was refluxed for 48 hrs as described in Example 1. The reaction mixture was concentrated under reduced pressure and recrystallized from ethanol to give the titled compound (0.12 g, 13%) as crystals.

Aufarbeitung

  1. temperaturewas refluxed for 48 hrs
  2. concentrationThe reaction mixture was concentrated under reduced pressure
  3. customrecrystallized from ethanol

Quellen und Nachweise

ORD-Eintrag
ord-c2ff296074614bb4ad823065f57e0205
Quelldatensatz
uspto-grants-2008_07
Patentnummer
US07399759B2

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