α-フェニル-2′-ヒドロキシ-5′-メチルアセトフェノン 化学特性,用途語,生産方法
製造方法
Preparation by Fries rearrangement of p-cresyl phenylacetate with aluminium chloride (68%),
? without solvent at 120–140° for 20 min (82%) , at 130–135° for 30 min (80%) or at 130–140° for 3 h (14%);
? in nitrobenzene at r.t. for 48 h (80%) or at 60° for 4 h (64%) ;
? in 1,2,4-trichlorobenzene at reflux for 30 min (78%);
? in chlorobenzene at reflux for 4 h (23%) or for 30 min (86%).
α-フェニル-2′-ヒドロキシ-5′-メチルアセトフェノン 上流と下流の製品情報
原材料
準備製品