diaza

基本解釋

A new type of mesocyclic diamine grafted chitosan was synthesized by the reaction of 3 hydroxyl 1,5 diaza cycloheptane with epoxy activated chitosan.
殼聚糖經(jīng)環(huán)氧活化生成具有環(huán)氧活性基的殼聚糖醚后,與3-羥基-1,5-二氮雜環(huán)庚烷發(fā)生接枝反應(yīng),制備了一種新型中環(huán)二胺殼聚糖。
Objective To establish a new scintigraphic method of 201 Tl and 99 Tc m 4,9 diaza 3,3,10,10 tetramethyldodecan 2,11 dione dioxime (HL91) dual isotope imaging for assessing the myocardial perfusion and hypoxia simultaneously.
目的用2 0 1 Tl與99Tcm 4 ,9 二氮 3,3,10 ,10 四甲基十二烷 2 ,11 二酮肟(HL91)同時(shí)評(píng)價(jià)心臟病患者心肌灌注與乏氧。
Keywords HPLC;Bonded stationary phase;Diaza crown ether;
高效液相色譜;鍵合固定相;二氮雜冠醚;
Keywords rare earch complexes;asymmetric diaza crown ether;synthesis;characterization;
不對(duì)稱雙氮雜冠醚;稀土配合物;合成;表征;