【摘 要】
:
Complex bridged 1,3-oxazabicycles and 1,4-disubstituted 1,10-phenanthroline derivatives were efficiently prepared by the reactions of N-methyl or N-benzylphenan
【出 处】
:
Chemical Research in Chinese Universities
论文部分内容阅读
Complex bridged 1,3-oxazabicycles and 1,4-disubstituted 1,10-phenanthroline derivatives were efficiently prepared by the reactions of N-methyl or N-benzylphenanthrolinium halides with cyclic 1,3-dicarbonyl compounds in a K2CO3/CH3CN system.
Complex bridged 1,3-oxazabicycles and 1,4-disubstituted 1,10-phenanthroline derivatives were prepared by the reactions of N-methyl or N-benzylphenanthrolinium halides with cyclic 1,3-dicarbonyl compounds in a K2CO3 / CH3CN system.
其他文献
(一) 規律性問題上唯物論與唯心論的根本對立客观世界(包括自然和社會)有沒有規律?可不可認識?這是唯物论與唯心論鬥爭的焦點之一。列寧深刻地揭露了規律性問題上唯物論與唯
By stepwise adding of reducer N2H4·H2O,cuprous oxide(Cu2O)nanoparticles(NPs)with adjustable structures were synthesized.The features of Cu2O NPs were character
汽车传感器传统的教学方法往往是先讲理论,然后实验或教学实习看实物,再就车观察和检测诊断的三段式教学模式,从而出现学生学前忘后,教学效果较差,老师怕教,学生难学的教学难
One novel cobalt coordination polymer, {[Co(HTCB)(4,4’-btb)]·H2O}n(1, H3TCB= 1,3,5-tris(4-carboxyphenyl)benzene, 4,4’-btb = 4,4’-bis(1,2,4-triazol-3-yl)biph
A dilemma about whether thionitroxide radical(RSNHO) or S-nitrosothiol(RSNO) is observed in protein S-nitrosylation has arisen recently.To illustrate the effect
在东北兴安岭和长白山的林海里,白桦是阔叶树中分布最广、数量最多的一种树木,约占阔叶树种的一半以上。白桦林所以这样繁茂,《魏书》记载说,鲜卑族的祖先原来居住在乌洛侯
德国科德宝(Freudenberg)集团正在江苏太仓新建一座聚氨酯密封系统厂。聚氨酯密封系统将用于建筑施工和农用机器的液压缸中。这家总部设于德国Weinheim的公司在其2011年财报
患者 ,覃某某 ,女 ,42岁。妊 2产 2 ,15年前分娩。于 1985年在外地医院上 2 2号不锈钢金属环一枚。术中经过良好。1998年在市妇幼保健站取环 ,据患者说环已取出。但环取出后
中美图书馆学情报学期刊之比较林潞。河北科技图苑(保定),1998,(3):34-361.主办机构及出版部门美国:大学图书馆学情报学院、各种图书情报界的专业协会、一些重要的大型图书馆及情报信息机构、专门
Ba0.5Sr0.5Co0.8Fe0.1Ni0.1O3δ(BSCFNiO) perovskite oxides were synthesized using a combined EDTA-citrate complexation method,and then pressed into disk and appli