3,5-Dichlor-4-hydroxybenzophenon Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
Preparation by Fries rearrangement of 2,6-dichlorophenyl benzoate with aluminium chloride,
? without solvent at 154° for 2.5 h (71%);
? in chlorobenzene at 140–150° for 20 min;
? in nitrobenzene at 75° for 24 h.
3,5-Dichlor-4-hydroxybenzophenon Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte