4-Hydroxycoumarin相关论文
以4-羟基香豆素和邻胺基苯甲醛为原料,高效合成了具有药物活性的3-位邻羟基苯甲酰基单取代的四氢喹啉衍生物.在乙醇溶剂中,反应经......
Tris(hydrogensulfato)boron as a solid heterogeneous catalyst for the rapid synthesis of α,α′-benzyli
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......
An efficient two-step method was described for the synthesis of chromeno[3’,4’:5,6jpyrano[2,3-b]indole derivatives.The......
Tris(hydrogensulfato)boron as a solid heterogeneous catalyst for the rapid synthesis of α,α′-benzyli
α,α′-Benzylidene bis(4-hydroxycoumarin) derivatives were readily prepared in a few minutes with good yields through t......
以邻羟基苯乙酮与碳酸二甲酯为原料,氢化钠为缩合剂合成4-羟基香豆素。通过正交试验考察反应温度、反应时间和原料物质的量之比对4......
以4-羟基香豆素和水杨醛为原料,在哌啶催化下,甲苯中回流反应,得到具抗真菌活性的天然化合物Frutinone A及其类似物,该方法具有步......
制备具有显著抗菌活性的1-[(2-甲氧基-4-乙氧基)苯基]-3-[(3-(4-氧香豆素)苯基]硫脲.以4-氯香豆素为原料,经过醚化、异硫氰酸化和......
Synthesis, Spectroscopy and Electrochemistry of New 3-(5-Aryl-4,5-Dihydro-1H-Pyrazol-3-yl)-4-Hydroxy
3-((2E)-3(aryl)prop-2-enoyl)-2H-chromen-2-one 3 was synthesized from 4-hydroxy coumarin by refluxing 3-acetyl-4-hydroxy ......
A series of 3,3-arylidene bis(4-hydroxycoumarins) were synthesized by the reaction of aromatic aldehydes with 4-hydroxyc......
本文比较了测定过氧化氢的化学发光体系,以及金属和络合离子催化、表面活性剂增敏和碱性介质诸因素的影响,找到了4-羟基香豆素-Cu~......
常温下,在丙酮与水的混合介质中(V:V=1:1),4-羟基香豆素类化合物与1,4-萘醌进行Michael加成反应,生成6个未见文献报道的2,3-二取代-1,4-萘......
以4-羟基香豆素为原料合成3-乙酰亚胺-4-丙氧基香豆素,为香豆素类化合物抗HIV活性构效关系的研究提供了一种新的选择。......
酸性介质中,NO2与过量4-羟基香豆素迅速反应,其产物经Na2S2O3还原后在碱性介质中能发较强的荧光,在适量β-CD存在下,由于β-CD的包络作用PO 光大大增强,λex/λ......