Ethyl 2-thiopheneglyoxylate → HCID 67289955, Verbindung

HRID 403429Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 403429
[Cl:1][C:2]1[CH:3]=[C:4]([NH2:10])[C:5]([NH2:9])=[CH:6][C:7]=1[Cl:8].O=[C:12]([C:18]1[S:19][CH:20]=[CH:21][CH:22]=1)[C:13](OCC)=[O:14]>C(O)C>[Cl:1][C:2]1[CH:3]=[C:4]2[C:5](=[CH:6][C:7]=1[Cl:8])[NH:9][C:13](=[O:14])[C:12]([C:18]1[S:19][CH:20]=[CH:21][CH:22]=1)=[N:10]2

Komponenten

4

Reaktionsbedingungen

Temperatur
70 °C

Versuchsvorschrift

A mixture of 4,5-dichlorobenzene-1,2-diamine (1.0 g, 5.65 mmol), ethyl 2-oxo-2-(thiophen-2-yl)acetate (1.056 g, 5.73 mmol) and ethanol (8 ml) was stirred at 70° C. for 11 h, cooled to room temperature, filtered and washed with cold ethanol. The collected pale yellow solid was dried further (1.07 g) and used directly in next step.

Aufarbeitung

  1. temperaturecooled to room temperature
  2. filtrationfiltered
  3. washwashed with cold ethanol
  4. customThe collected pale yellow solid was dried further (1.07 g)

Quellen und Nachweise

ORD-Eintrag
ord-e2e509857fd348abbb23af2cdb1c66cc
Quelldatensatz
uspto-grants-2014_06
Patentnummer
US08748374B2

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