tmeda

One molecular CO2 is set off from Di-tert-butyl tricarbonate by catalysis of TMEDA at room temperature .

室温下三碳酸二叔丁酯在四甲基乙二胺催化作用下放出一分子CO2，制得双碳酸二叔丁酯。

Samples with hydrogenation degree range from 20 % to 80 % can be accurately obtained by using TMEDA as polar additive .

以TMEDA为氢化反应的极性添加剂，通过改变其用量精确得到20%-80%范围内可控加氢度的HSIBR胶样。

Insoluble chromogenic inulin gel was made through graft polymerization and staining with inulin , Glycidyl methacrylate ( GMA ) , tetramethylethylenediamine ( TMEDA ) and active dye .

本研究以菊粉、甲基丙烯酸缩水甘油酯（GMA）、四甲基乙二胺（TMEDA）和活性染料为主要原料，通过接枝聚合制备菊粉凝胶，再经染色，制成不溶性呈色菊粉。

The kinetics of lithiation for polybutadiene ( PB ) with 1,2-and 1,4-units contents of 98 % and 92 % , respectively , was investigated at 70 ° C , by using n-BuLi / TMEDA ( tetramethylethanediamine ) as metallizing reagent and cyclohexane as solvent .

以n-BuLi/TMEDA（四甲基乙二胺）为金属化试剂，环己烷为溶剂，研究了1,2-结构和1,4-结构分别为98%和92%的聚丁二烯（PB）在70℃时的锂化反应动力学。