نتایج جستجو برای: polyethylene imide
تعداد نتایج: 33186 فیلتر نتایج به سال:
Carboxylic acids, amides and imides are key organic systems which provide understanding of molecular recognition and binding phenomena important in biological and pharmaceutical settings. In this context, studies of their mutual interactions and compatibility through co-crystallization may pave the way for greater understanding and new applications of their combinations. Extensive co-crystalliz...
Ionogels, a family of hybrid materials in which ionic liquids (ILs) are confined in a sol-gel network, are receiving much attention in a variety of scientific and technological fields. In this work, ionogels derived from three different ILs based on the anion bis(trifluoromethanesulfonyl)imide (TFSI), namely 1-butyl-3-methylpyridinium bis(trifluoromethanesulfonyl)imide ([C4C1Py][TFSI]), 1-butyl...
Granulatimide and isogranulatimide, natural products isolated from an ascidian, were found to be abrogators of the cell cycle G2-M phase checkpoint by inhibition of Checkpoint 1 kinase (Chk1). In the course of structure-activity relationship studies on granulatimide analogues, we have synthesized a series of bis-imides, in which the imidazole moiety was replaced by an imide heterocycle. Various...
This work reports the extensive molecular modelling screening of 22 hybrid hyper-cross-linked polyOAPS-imide and polyPOSS-imide networks for high thermoresistance (300 °C 400 °C). The orthoOAPS and/or PMDA precursors lead to superior resistance.
Four platinum(II) complexes bearing a boron-based PBP pincer ligand and chloride, hydride, triflate, and bis(trifluoromethanesulfonyl)imide were synthesized and structurally characterized. PBP-platinum chloride was proven to be an active catalyst for the hydrosilylation reaction using 1-decene and triethylsilane.
The reflection-absorption infrared (RAIRS) spectra of 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ([EMIM]Tf(2)N) are presented for liquid as well as for amorphous and crystalline solid films. The liquid and amorphous films show rather similar spectra, indicating that the film structure is similar in both cases. On the other hand, these spectra differ considerably from those of...
Synthesis ofBismaleimidei.e.bis (4-maleimidophenyl) Sulphone (B) and Michael adduct of B with 4,42 Di amino Diphenyl methane and blended with allylnadicimides i.e. bis (4allylnadicimidophenyl) methane (S) ,1,6-allylnadicimidohexane(V) , and N-allylnadic-imide(L) was carried out at 280 oC for 1hr. The cure behavior of the blend resins was measured by DSC.The thermal stability of cured resins was...
Perylene-imide derivatives are industrially important pigments that exhibit a variety of shades from red via maroon to black. In the present investigation, we have synthesized novel perylene-imide derivatives with pyridyl rings in an attempt to apply them for H2 gas sensors based upon proton acceptors. The two N atoms of the pyridyl rings which work as proton acceptors are found to remain unbon...
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