以价格低廉并且绿色友好型催化剂HClO_(4)/SiO_(2)为催化剂,探索乙酸酐和酚类"一锅法"Fries重排及酯化合成羟基芳香酮类化合物的反......

The 3,4,5-trimethoxytoluene(TMT) was systhesized using p-cresol by three steps including bromina-tion, methoxylation, an......