a苯-甲苯物系属易分离物系,最小回流比较小,所以在设计中把操作回流比取最小回流比的1.8倍 The benzene - toluene system is easily to separate the system, the smallest backflow quite is small, therefore takes in the design the operation reflux ratio the smallest reflux ratio 1.8 times[translate] ...
be H; and R<10> is H, C1-C6 alkyl or aryl, and an aprotic solvent, wherein the aprotic solvent is selected from the group consisting of tetrahydrofuran, diethyl ether, methyl t-butyl ether, benzene, toluene, hexane, pentane, and dioxane, or a mixture of said solvents at a temperaTILL...
to the weight of the saccharide moiety determined by the phenol sulfuric acid method is from 40:60 to 70:30; (iv) showing solubility in Water and insolubility in pyridine, chloroform, benzene, hexane Bnd methanol, (v) exhibiting a specific rotation, [ alpha ]25_D of from -10 DEG to ...
Series of Co(OH)2/Cr2O3 catalysts before and after calcination(denoted as CoCrOx)were prepared and used for the selective oxidation of toluene using oxygen... S Miao,F Wang,J Liu - 《Applied Catalysis A General An International Journal Devoted to Catalytic Science & Its Applications》 被引...
* See more in [C2H5OH optimization example](examples/3_C2H5OH_optimization/C2H5OH_optimization.ipynb). ### Grimme's DFT-D4 combination ### Grimme's DFT-D3 and DFT-D4 combination See [DFDT-D4 example](examples/6_Benzene_DFT-D4/Benzene_DFT-D4.ipynb). See * [DFDT-D3 example](ex...
! benzene, JES 8/25/89 CE1 CE1 440.000 1.3400 ! ! for butene; from propene, yin/adm jr., 12/95 CE1 CE2 500.000 1.3420 ! ! for propene, yin/adm jr., 12/95 CE1 CT2 365.000 1.5020 ! ! for butene; from propene, yin/adm jr., 12/95 CE1 CT3 383.000 1.5040 !
205-209С, yield 1 50 g. 111. Cis benzyl ester chloride, endo-2-azabiyl-3,3,0-octane-3-carboxylic acid. A drop of the acid obtained in a similar manner to 11 ka6oHO} joA is added to a mixture of 390 g of benzyl alcohol and 65 g of thionyl chloride cooled by water from a...
To a mixture (suspension/solution/slurry) of compound 12 (487 mg, 1 mmol) and o-phenylenediamine (648 mg, 6 mmol) in CH2Cl2 (15 mL) cooled to 0 ℃ was added DCC (226 mg, 1.1 mmol). Anhydrous lithium iodide (1.38 g, 10.3 mmol) was added in five...
摘要: ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.关键词: oxidation dehydrogenation aldehydes (acyclic compounds) aldehydes (benzene compounds) ...
The coordination geometry around the B atom is tetrahedral and the dihedral angle between the planes of the benzene rings of the two salicylate ligands is 86.1 (1)°. In addition to electrostatic interactions between the cations and anions, N—H⋯O hydrogen bonds are formed ...