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Graphics Indy computer using the UXNMR software. The NMR spectra were measured in [ 2 H 6 ] dimethyl sulfoxide at 300 K. The 1 H chemical shifts were referenced to the signal of solvent ( δ H = 2.55 ppm). The mass spectra were measured with an
. 53. Dunne , JA , Mariwala , R , Rao , M , Sircar , S , Gorte , RJ , Myers , AL 1996 Calorimetric heats of adsorption Isotherms 1. O 2 , N 2 , Ar, CO 2 , CH 4 , C 2 H 6 , and SF 6 on silicalite . Langmuir 12
show that the Δ H ∗ value of the second deprotonated hydrogenphosphate step (Δ H∗ = 59.37 kJ mol −1 ) is higher than that of the first dehydration step (Δ H∗ = 6.97 kJ mol −1 ), which also results in the same effect in the Δ H ∗ value and indicated
Cadmium(II) and calcium(II) complexes with N,O-bidentate ligands derived from pyrazinecarboxylic acid
Thermal data and crystal structure correlation
crystallize at room temperature. After 3 days, the colorless crystals were collected by vacuum filtration, washed with mother liquid and dried in a vacuum box. The products were collected in 53 and 86% yield, respectively. Anal. Calc. for: C 10 H 6 N 4 O 4
and 450 °C confirms the complexity of thermal degradation process. The generation of monomer was accompanied by the formation of a number of low-molecular mass stable species (H 2 , CO, CO 2 , CH 4 , C 2 H 4 , C 2 H 6 , and HCOOCH 3 ) in trace amounts
Thermal and structural properties of surfactant–picrate compounds
Effect of the alkyl chain number on the same ammonium head group
for data collection/° 3.91–54.21 4.07–62.26 4.09–58.93 Index ranges −11 ≤ h ≤ 11, −7 ≤ h ≤ 6
, Noguchi , F . Roles of bulk γ(L)-Bi 2 MoO 6 and surface β-Bi 2 Mo 2 O 9 in the selective catalytic oxidation of C 3 H 6 . J Mol Catal . 2010 ; 318 : 94 – 100 . 10.1016/j.molcata.2009.11.012 . 4
) /°C (h 5 ) /°C (h 6 ) HDPE 133.9 (65
stoichiometric ratio. Nitric acid (HNO 3 conc., Roth) and aqueous ammonia (NH 3 ·4H 2 O, conc. 26%, Sigma-Aldrich) were used as solvents and reagents to control the pH of the solutions. Tartaric acid (C 4 H 6 O 6 , 99.5%, Penta) was used as a complexing agent
.653 −45.796 68.449 −0.669 Succinic acid k C 4 H 6 O 4 25.233 −40.711 65.944 −0
