High stability of the two-center piperazine ionic liquid. 本发明还提供一种上述双中心哌嗪离子液体的制备方法,并指出其在电解液的应用. The present invention also provides a method for preparing the above-mentioned two-center piperazine ionic liquids, and noted its application in the electrolyte.周明杰...
Liquid heat capacity of the solvent system (piperazine + 2-amino-2-methyl-l-propanol + water). J. Chem. Thermodyn. 42 (4), 518-523, pii: S0021961409002729 (cited 25.11.14).Chen, Y.R., Caparanga, A.R., Soriano, A.N. and Li, M.H., "Liquid heat capacity of the solvent ...
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Piperazine is a combustible liquid. Use dry chemical, carbon dioxide, water spray, or alcohol foam extinguishers. Piperazine may burn, but does not readily ignite. Extinguish fire using an agent suitable for type of surrounding fire. Poisonous gases including nitrogen oxides and hydrogen chloride (...
Piperazine is a combustible liquid. Use dry chemical, carbon dioxide, water spray, or alcohol foam extinguishers. Piperazine may burn, but does not readily ignite. Extinguish fire using an agent suitable for type of surrounding fire. Poisonous gases including nitrogen oxides and hydrogen chloride (...
The synthesis, characterization, and mesomorphic properties of a new type of liquid-crystalline compounds, (3Z,6Z)-3,6-bis(3,4-dialkoxybenzylidene)piperazine-2,5-diones are reported. These compounds were derived from unsaturated piperazine-2,5-dione as the core group, and were prepared by cond...
1-Benzylpiperazine (synonyms: BZP, N-benzylpiperazine, CAS 2759-28-6), is a synthetic benzyl-analogue of piperazine (Fig. 8.2) and has a molecular formula of C11H16N2 and a molecular weight of 176.26 g/mol. In its freebase form it is a pale yellow viscous liquid that reacts with ai...
A simple pre-column derivatization-high performance liquid chromatographic(HPLC) method with p-tosyl chloride as a derivative agent was established for the determination of anhydrous piperazine in water.After addition of p-tosyl chloride as the derivative agent,piperazine was derivatized.The derivatives ...
and is awarded the title of high-tech corporation. The organic intermediates mainly refer to heterocyclics and liquid crystal intermediates. The heterocyclics contains Pyridine series, Pyrazine series, Pyrazole series and Thiazole series. Liquid crystal intermediates contains Boronic acid derivatives, Carbaz...
Liquid-Crystalline Properties of Unsaturated Piperazine-2,5-dione Derivatives The synthesis, characterization, and mesomorphic properties of a new type of liquid-crystalline compounds, (3Z,6Z)-3,6-bis(3,4-dialkoxybenzylidene)piperazi... Wen-Ren,Li,Kwo-Cheng,... - 《Helvetica Chimica Acta》 被...