Formamide → HCID 178435036, Verbindung
Reaktionsgleichung
[NH2:1][C:2]1[S:3][C:4]([CH3:13])=[C:5]([CH3:12])[C:6]=1[C:7](OCC)=[O:8].[CH:14]([NH2:16])=O>>[OH:8][C:7]1[C:6]2[C:5]([CH3:12])=[C:4]([CH3:13])[S:3][C:2]=2[N:1]=[CH:14][N:16]=1Komponenten
3
Versuchsvorschrift
Using ethyl 2-amino-4,5-dimethylthiophene-3-carboxylate (500 mg, 2.5 mmol) and formamide (5 ml), a similar procedure to a) in Production Example 208 was carried out to obtain 4-hydroxy-5,6-dimethylthieno[2,3-d]pyrimidine (380 mg, 2.1 mmol) having the following physical properties:
Quellen und Nachweise
- ORD-Eintrag
- ord-46f90a519b5943e88f8d76ee4b2208df
- Quelldatensatz
- uspto-grants-2004_03
- Patentnummer
- US06703421B1
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