Thionyl Chloride → 2-Chloro-4-trifluoromethyl-5-thiazolecarbonyl chloride
Reaktionsgleichung
[Cl:1][C:2]1[S:3][C:4]([C:11]([OH:13])=O)=[C:5]([C:7]([F:10])([F:9])[F:8])[N:6]=1.S(Cl)([Cl:16])=O>>[Cl:1][C:2]1[S:3][C:4]([C:11]([Cl:16])=[O:13])=[C:5]([C:7]([F:10])([F:9])[F:8])[N:6]=1Komponenten
3
Versuchsvorschrift
A mixture of 36.0 g (0.1554 mole) of the acid of Example 7 and 171 g (1.437 mole) of thionyl chloride were held at reflux for 6 hours. Excess thionyl chloride was removed under reduced pressure and the residue (38.1 g, 98%) was reacted as described in Examples 9-14.
Aufarbeitung
- temperatureat reflux for 6 hours
- customExcess thionyl chloride was removed under reduced pressure
- customthe residue (38.1 g, 98%) was reacted
Quellen und Nachweise
- ORD-Eintrag
- ord-4a6fd126b8154b37b374b110c37da39d
- Quelldatensatz
- uspto-grants-1981_02
- Patentnummer
- US04251261
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