Seven diiron hexacarbonyl complexes,[Fe_2(L)(CO)_6](L = two monothiolate or dithiolate ligans),as the mimics of the diir......

The excitedstate intramolecular charge transfer of four oxazolo[4,5-b]pyridine derivatives with different electron donat......

Relationships between the structure characteristics of natural p-terphenyl com- pounds isolated from three edible mushro......

The excited-state intramolecular hydrogen abstraction reactions of butanal have been investigated using the CAS-MP2/6-31......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

以乙二胺四乙酸二钠(EDTA)、柠檬酸、草酸、酒石酸改性制备了H-BEA,并根据XRD和NH3-TPD对沸石H-BEA进行表征.采用上述改性沸石催化......

First total synthesis of (±)-hypargenin B methyl ether 2 was accomplished via a　strategy of AC→ABC, in which CrO3/H2O......

1,2-二氢喹啉骨架结构在合成中间体和药物分子中具有广泛的应用。以邻位有端位烯烃取代的苯胺化合物为底物,应用过渡金属钯催化的W......

采用含有分子内配位Ln←O键、茂(茚)和环辛四烯(COT)混合配体的稀土有机化合物与三乙基铝体系催化甲基丙烯酸甲酯(MMA)的聚合，可以......

多甲氧基菲-9-甲酸及酯是合成娃儿藤生物碱及其类似物的关键中间体。实验发现,以DTBP作为氧化剂,CaCl2存在下,能有效提高分子内氧......

在金或银离子的催化下，对7种内炔基环丙基硅醚化合物进行催化环化反应，得到了相应的α，β-不饱和环戊烯基酮的分子内环化产物，最高收率......