AIM:The effects of vitamin D3 have been investigated on various tumors, including colorectal cancer (CRC). 25-hydroxyvit......

目的研究核桃楸青皮的化学成分。方法柱色谱法分离核桃楸青皮95%乙醇提取物,根据化学数据和波谱数据（包括二维核磁数据）确定其结构。......

目的：通过无水三氯化铝催化的Friedel—Crafts酰基化反应制得重要中间体4-（3，4-二甲氧基苯基）-6，7二甲氧基-1-萘满酮。方法：通过傅克酰化......

A new compound,4-hydroxy-α-tetralone-4-O-β-D-[6''''''''-O-(3',4',5'-trihyd......