1) diphenyl ether derivative
二苯醚衍生物
1.
The diphenyl ether derivatives studied are the oxygen bridged molecules.
研究的二苯醚衍生物是氧桥Λ型分子,它含有两个D-π-A轴,属于典型的二维电荷转移体系,且它们的βxxx/βyxx<1。
2) Resorcin [4] arene sulfide derivative (CA)
间苯二酚杯[4]芳烃硫醚衍生物(CA)
3) ether derivatives
醚衍生物
1.
hydroxyl)ethyl chlorin f(3a)and its six ether derivatives(3b~3d、4b~4d)were designed and synthesized via HBr addition of 2 vinyl of chlorin f(2)which was prepared through acidic and alkaline oxidative degradation using silkworm excrement crude chlorophyll extracts as the starting material followed by H 2O,MeOH, n C 3H 7OH, n C 5H 11 nucleophilic substitution and hydrolysis.
同时测定了目标物 3a、4b~ 4d对小鼠肉瘤 180移植瘤的光动力治疗作用 ,结果显示 :2 (1 羟基 )乙基二氢卟吩f醚衍生物 4b~ 4d对小鼠肉瘤 180移植瘤的光动力治疗效果均优于参比药物血卟啉衍生物 (HpD) ,且随醚链增长而增强 ,而 3a却无效 ,这将对进一步的构效关系研究具有重要的意
4) benzophenone derivative
二苯甲酮衍生物
1.
Film morphology and hydrophilic or hydrophobic behavior of polysiloxane (PE-PUVSi) bearing polyether(PE) and benzophenone derivative(UV) side groups were studied by atomic force microscope(AFM) and other instruments.
用原子力显微镜AFM等仪器研究了单晶硅表面聚醚(PE)/二苯甲酮衍生物(UV)侧基聚硅氧烷PE-PUVSi的膜形貌及亲、疏水特性,探讨了空气湿度对PE-PUVSi膜形貌及表面性能的影响。
2.
A new water-soluble polysiloxane(PE-PUVSi) finishing agent bearing pendant benzophenone derivative and polyether side groups was synthesized by hydrosilylation of polyhydromethylsiloxane(PHMS) with 4-(βallyloxy-γ-hydroxy)propyloxy-2-hydroxy benzophenone(MUV-O) and α-allyl derivative of polyether(F6).
利用聚甲基氢硅氧烷(PHMS)与4-(β-羟基-γ-烯丙氧)丙氧基-2-羟基二苯甲酮(MUV-O)、α-烯基聚醚(F6)的硅氢化加成反应,合成了一种新型聚醚-二苯甲酮衍生物侧基聚硅氧烷PE-PUVSi,用红外光谱(IR)、紫外光谱(UV)、核磁共振氢谱(1H-NMR)以及原子力显微镜(AFM)等仪器对产物的结构和成膜形态进行了研究。
3.
The properties and film morphology of polysiloxane(PUVSi) bearing benzophenone derivative in side groups were investigated and determined by atomic force microscope AFM and other instruments.
用原子力显微镜AFM等仪器研究了二苯甲酮衍生物侧基聚硅氧烷(PUV S i)的性能和成膜形态。
5) derivative of benzophenone
二苯甲酮衍生物
1.
In the presence of alkalinity and tetraethyl ammonium bromide, 2,4-dihydroxy benzophenone reacts with allyl glycidyl ether to form an ethylenic derivative of benzophenone, 2- hydroxy-4-(β-hydroxy-γ-allyloxy) propyloxy benzophenone, which can further undergo hydrosilylation with polyhydromethylsiloxane.
结果表明:中间体和聚硅氧烷在紫外光区均具有二苯甲酮衍生物特有的三条吸收谱带,对波长240~400nm的紫外光有良好的吸收作用。
6) 1,2-phenylenediamine derivatives
邻苯二胺衍生物
补充资料:二苯醚
工业上二苯醚主要由氯苯和苯酚钾盐在铜催化剂存在下反应而得:
氢氧化钾、苯酚、氯苯的摩尔比为1:1.4:1.06,反应完毕后经氢氧化钾溶液处理,分出二苯醚油层,减压蒸馏得工业二苯醚。另一来源是合成其他产品时的副产品。例如用氢氧化钠进行氯苯水解制苯酚过程中,约有10%的氯苯转化成二苯醚,可用异丙醚或苯萃取后精制,即得二苯醚产品。由于氯苯水解制苯酚的方法没有得到发展,故由此法副产的二苯醚甚少。
氢氧化钾、苯酚、氯苯的摩尔比为1:1.4:1.06,反应完毕后经氢氧化钾溶液处理,分出二苯醚油层,减压蒸馏得工业二苯醚。另一来源是合成其他产品时的副产品。例如用氢氧化钠进行氯苯水解制苯酚过程中,约有10%的氯苯转化成二苯醚,可用异丙醚或苯萃取后精制,即得二苯醚产品。由于氯苯水解制苯酚的方法没有得到发展,故由此法副产的二苯醚甚少。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条