sodium ethylene diamine tetracetate
胺四酸钠
sodium ethylene diamine tetracetate
胺四酸钠
Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.
合成了一种席夫碱金属络合物——呋喃甲醛胺铜络合物,收率为63。
Diamine is synthesized of diacid by aminating and hydryzing process etc.。It is an importantly chemical intermediate。
胺由元酸通过氨化、氢化工艺合成,是一种重要的化工中间体。
Methods: Five Schiff bases were prepared from piperonal and diamines by condensation reaction.
目的:合成新的双-胡椒醛缩胺类席夫碱化合物。
Under certain conditions, ophenylene diamine can react with dimethyl sulfate to form, N, N′diaminobenzene with higher production.
邻苯胺与硫酸甲酯作用在一定条件下,给出高产率的N,N′-甲基邻苯胺。
According to the ethylene diamine moiety in the structure of some calcium antagonists,we designed and synthesized 5 unreported phenoxybenzamine derivatives.
利用结构中氯胺基的活性,结合一些钙拮抗剂含胺结构的特征,设计合成了5个衍生物。
Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.
为合成新型热致液晶聚脲,以含液晶基元的联苯胺(或联邻甲苯胺)、1,6-己胺、2,4-甲苯异氰酸酯为原料进行合成。
The first polyimide polymer is prepared with aromatic fluoric diamine and aromatic tetracid dihydride and through a two-step condensation reaction in organic solvent and under the action of catalyst.
第一种聚酰亚胺聚合物是芳香族含氟胺与芳香族四酸酐,在有机溶剂中,在催化剂的作用下,两步法缩合反应制备得到;
When the complex of anhydrous zinc acetate with 1,5-naphthalene diamine was formed, the anhydrous zinc acetate changed from a bidentate ligand to a unidentate ligand.
在无水酸锌与1,5-萘胺形成配位络合物的过程中,无水酸锌的结构从双齿型转变成单齿型。
3, A chelating agent which forms an easily water-soluble metal chelated compound such as nitrilotriacetate (NTA) or ethylene diamine tetraacetate (EDTA) is incorporated in a detergent composition.
在洗衣粉中掺入螯合剂,例如次氮基三酸酯(NTA)或者是胺四酸酯(EDTA),这些螯合剂易于形成水溶性的金属螯合物。
The system condition of chromatography separating 2,6—2,4—2,3— and 3,4—toluenediamine isomer and the test methods verifying purity for toluene-diamine reference materilas were studied by HPLC.
应用高效液相色谱法研究分离2,6—、2,4—、2,3—和3,4—氨基甲苯异构体的色谱系统条件和检定氨基甲苯参考物质纯度的试验方法
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