Kinetics of the reactions of four benzylidene Meldrum's acids 1 with acceptor-substituted carbanions 2 were studied photometrically in DMSO at 20 degrees C... O Kaumanns,H Mayr - 《Journal of Organic Chemistry》 被引量: 131发表: 2008年 Reaction Between 5-Isopropylidene-2,2-dimethyl-1,3-di...
The results of calculations were confirmed by the two-dimensional NMR spectra (NOESY) recorded from solutions in DMSO-d6 and CDCl3.doi:10.1134/S1070428019040146Raskildina, G. Z.Spirikhin, L. V.Zlotskij, S. S.Kuznetsov, V. V.Russian Journal of Organic Chemistry...
1H-NMR (300 MHz, DMSO-d6): δ (ppm): 1.33 (s, 6H); 4.19 (s, 2H); 4.46 (s, 2H); 10.82 (s, 1H). IR (NEAT): significative bands at 3360, 1440, 1380 cm-1 By working in a similar way but using 1,3-dioxari-5-one, 2,2-diethyl-1,3-dioxan-5-one and 1,5-dioxaspiro...
Cu[Au(CN)2]2(DMSO)2: golden polymorphs that exhibit vapochromic behavior. Two polymorphs of an [Au(CN)2]-based coordination polymer, Cu[Au(CN)2]2(DMSO)2, one green (1) and one blue (2), have been identified. In polymorph 1, alter... J Lefebvre,RJ Batchelor,DB Leznoff - 《...
NMR spectroscopyComputer simulation of conformational transformations of 5-ethyl-5-hydroxymefhyl-2,2-dimefhyl-1,3-dioxane in the gas phase, as well as in mixtures with chloroform, DMSO, benzene, and water, has been performed at the DFT PBE/3味 level of theory. The conformational equilibrium...
Heat of solution of 15-crown-5 ether in the mixtures of water with DMSO, DMF, DMA and HMPA at 298.15 K. J. Mol. Liq. 1999, 81, 63–70. [Google Scholar] [CrossRef] Davies, M.I. Determination and analysis of the excess molar volumes of some amide-water systems. Thermochim. Acta ...
1H-NMR (400 MHz, DMSO-d6): δ [ppm] = 1.46 (s, 3 × 0.33H, CH3C(OCH3)2o), 1.50 (s, 3 × 0.67H, CH3C(OCH3)2m), 1.53–1.79 (m, 3.34H, 5-Heqo+m (1H), 5-Haxo+m (1H), CH2CHOHm (2 × 0.67H)), 1.91–2.02 (m, 2 × 0.33H, CH2CHOHo), 3.01 (s, 3 × ...