WebApr 10, 2024 · The hydrolysis mechanism and the kinetics of using 2-dinitromethylene-5,5-dinitropyrimidine-4,6-dione (NMP) to prepare the representative insensitive energetic material 1,1-diamino-2,2-dinitroethylene (FOX-7) in a nitric–sulfuric acid system are systematically investigated via a density functional theory (DFT) method. WebAug 3, 2011 · Abstract The dissolution properties of 2- (1,1-dinitromethylene)-1,3-diazepentane in N-methyl pyrrolidone (NMP) were studied with a RD496-2000 Calvet microcalorimeter at three different temperatures.
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WebAug 24, 2013 · 3-(Dinitromethylene)-4-nitro-2,3-dihydro-1H-pyrazol-5-amine potassium salt was first synthesized and structurally characterized. Reaction mechanism was … Web2- (Dinitromethylene)hexahydropyrimidine C5H8N4O4 - PubChem Apologies, we are having some trouble retrieving data from our servers... PUGVIEW FETCH ERROR: 403 Forbidden National Center for Biotechnology Information 8600 Rockville Pike, Bethesda, MD, 20894 USA Contact Policies FOIA HHS Vulnerability Disclosure National Library of …
WebNov 14, 2012 · In this contribution, the synthesis and full structural and spectroscopic characterization of five bis-1,2,4-triazoles in combination with different energetic moieties like amino, nitro, nitrimino, azido, and dinitromethylene groups is presented. WebTrianionic energetic salts based on one nitromethylene and two dinitromethyl anions were designed and synthesized. Interestingly, the unstable dinitromethylene group of diethyl 2,2′-((dinitromethylene)bis(1,3,4-oxadiazole-5,2-diyl))bis(2,2-dinitroacetate) (2) was changed to a mononitromethylene group by an aminolysis reaction to form triammonium …
WebDec 1, 2007 · The thermal behavior of 1,1-diamino-2,2-dinitroethlene (DADNE) was followed by differential scanning calorimetry (DSC) and thermogravimetry (TG). In addition, it was further investigated by the combination techniques of in situ thermolysis cell or fast thermolysis probe with rapid-scan Fourier transform infrared spectroscopy … WebJan 3, 2024 · 1,1-diamino-2,2-dinitroethylene, (better known as DADE or FOX-7), is a relatively new explosive with a high performance and low sensitivity. It is a high energy density material with low friction and low impact sensitivity.
WebJul 1, 2011 · A novel energetic material, 4,5-dihydroxyl-2-(dinitromethylene)-imidazolidine (DDNI), was synthesized by the reaction of FOX-7 and glyoxal in water at 70 °C. Thermal behavior of DDNI was studied with DSC and TG-DTG methods, and presents only an intense exothermic decomposition process. The apparent activation energy and …
WebAug 3, 2011 · The dissolution properties of 2-(1,1-dinitromethylene)-1,3-diazepentane in N-methyl pyrrolidone(NMP) were studied with a RD496-2000 Calvet microcalorimeter at … the nazi\u0027s granddaughterWeb2-(Dinitromethylene)hexahydropyrimidine C5H8N4O4 CID 15122408 - structure, chemical names, physical and chemical properties, classification, patents, literature, … the nazi\u0027s officer wife bookWebNov 10, 2024 · Trianionic energetic salts based on one nitromethylene and two dinitromethyl anions were designed and synthesized. Interestingly, the unstable dinitromethylene group of diethyl 2,2′-((dinitromethylene)bis(1,3,4-oxadiazole-5,2-diyl))bis(2,2-dinitroacetate) (2) was changed to a mononitromethylene group by an aminolysis reaction to form … the naziburied treasure villageWebDec 24, 2010 · A novel energetic material, 4,5-dihydroxyl-2-(dinitromethylene)-imidazolidine (DDNI), was synthesized by the reaction of FOX-7 and glyoxal in water at … mich med headlinesWebApr 15, 2024 · High energy and low sensitivity are two important aspects to energetic materials, so much attention is focused on designing new energetic molecules. 1,1-Diamino-2,2-dinitroethylene (FOX-7), as a novel high-energy material with high thermal stability and low sensitivity, has been continually studied since first reported in 1998 [[1], [2], [3], … mich med employee self serviceWebJun 2, 2004 · Some new reactions of 2-(dinitromethylene)-4,5-imidazolidinedione (1) with water, alcohols, carboxylic acids, and alkalis were discovered. By reaction of 1 with … the nazino affairWebNov 1, 2016 · FOX-7 is a nitro-enamine compound .Though molecular composition and structure of FOX-7 are every simple, its chemical reactivity is abundant and surprising , , , , . 2-(Dinitromethylene)-1,3-diazacyclopentane (DNDZ) as a derivative of FOX-7 was prepared by the reaction of FOX-7 and ethanediamine in N-methylpyrrolidone (NMP) at … the nazi\u0027s officer wife