chlorofo相关论文
Electrospinning is a well-known process for producing submicrometer fibers, which have wide applications in many fields,......
2,3,5,4’-tetrahydroxystilbene-2-O-(2’’-O-feruloyl)-(-D-glucopyranoside, 2,3,5,4’-tetra hydroxystilbene-2-O-(2’’-O-......
ASYMMETRIC SYNTHESIS OF THE DERIVATIVES OF (+)-1R,3R(3S), 5S-2,4,3-DIAZAPHOSPHABICYCLO [3.2.1] OCTAN
A new series of dextrorotatory derivatives of 1R,3RS,5S-1,8,8-trimethyl-2,4,3-diazaphosphabicyclo [3.2.1] octane with a ......
The reaction of difluorodiiodomethane with alkynes (4a-e) in the presence of hydrogen peroxide afforded the correspondi......
The synthesis and X-ray crystal structure of a new molecular clip 2 was reported. It (C24H24N4O2, Mr = 400.47) crystalli......
采用硅胶柱色谱,以石油醚-乙酸乙酯系统对漆姑草[Sagina japonica（Sw.）Ohwi]氯仿提取物进行梯度洗脱,对洗脱组分4进行气质联用分析。......
用丙酮、石油醚、氯仿、乙酸乙酯4种有机溶剂提取蛇床子中的活性成分,进行提取液杀虫活性的研究。结果表明,4种溶剂提取液均有杀虫......
分别采用连续流动分析法和氯仿萃取法对水体中的挥发酚进行测定,比较了2种方法的原理、分析步骤以及准确度和精密度等,结果表明,2......
Determination of Enantiomeric Composition of Substituted Tetrahydroisoquinolines Based on Derivatiza
A method for the analysis of the optical purity of a series of chiral substituted tetrahydroisoquinolines (THIQs) was de......
