Reaction with CO

Figure 2. Showing the beginning of CO reaction with the surface along the long Rh-0 islands, which are between the missing rows, as bright streaks.

B-triamino-N-triphenylborazine, and in particular its Isomer, B-trianilinoborazine, the latter either alone or in co-reaction with B-triamino-N-triphenylborazine, gave fusible, <200°C, and organic solvent soluble preceramlc polymers after exposure to temperatures below 250 C (ji,j>). However, in particular using B-triamino-N-triphenylborazine alone, the process was irreproducible nonfusible products were obtained. In this system, carbon retention was... 

Radioactive 11C-methyl labeling for study of methanol co-reaction with methyl iodide on Fe -Beta zeolite... 

C-methanol co-reaction with non-radioactive methyl iodide on Fe-Beta-300 The 11 C-methanol with non-radioactive methyl iodide was investigated to study the modification of the methanol reaction mechanism in co-reaction with methyl iodide. 

C-methyl iodide co-reaction with non-radioactive methanol... 

Nozaki, Matsukawa, and Mano (81) suggested for Example 31 that the rate-determining step is CO reaction with a surface that has been oxidized by NO thus. Step 1 or 6 for CO can provide a lower limit (since the reaction is 0.4 order in NO) for logL. But logL = 18 is rather large for a lower limit, and other possibilities may have to be considered. Dissociative adsorption of NO (Step 2 for NO) could be the rate-determining step. Example 32 is for the same reaction, but using a different catalyst and the log L calculations are similar. 

Redox catalysis Zn, Fe, Cu, Mn, Mo, Co, V Se, Cd, Nl Enzymes (see Table 11.4 for more Information) Reactions with oxygen (Fe, Cu) Oxygen evolution (Mn) Nitrogen fixation (Fe, Mo) Inhibition of llpid peroxidation (Se) Carbonic anhydrase (Cd) Reduction of nucleotides (Co) Reactions with H2 (Nl) Bromoperoxidase activity (V)... 

Aqueous lactose (40 wt-% in water) and xylose (50 wt-%) solutions were hydrogenated batchwise in a three-phase laboratory reactor (Parr Co.). Reactions with lactose were carried out at 120 °C and 5.0 MPa H2. Xylose hydrogenations were performed at 110 °C and 5.0 MPa. The stirring rate was 1800 rpm in all of the experiments to operate at the kinetically controlled regime. 

Electron-transfer processes can give rise to substitution-labile 17-electron complexes . A 17-electron species prepared by electrochemical methods favors CO reaction with ( -Cp)2TiCl2. Electron-transfer catalysis has been proposed for the conversion of FcjfCO), 2 to FefCO) . A possibly related process is the transformation of Rh4(CO), 2 into [Rh(CO)4] under syngas pressure. This may be an important step in the synthesis of ethylene glycol from CO and H2. 

Formation 1.6.2.1.2 Formation in CO reaction with H2 using a Zn-Cr203 catalyst 1.6.6.1 Formation in CO reaction with Hj using a Pd-Ca203 catalyst 1.6.6.1 Reaction with Mn(CO)3[P(C6Hj)3] CO2NH2 1.5.3.1.2... 

All cationically polymerizable monomers can be potentially used in this process however, the main study has been focused so far on the most reactive oxirane and vinyl ethers [4], Alkoxysilane derivatives - the most common acid-sensitive monomers for the synthesis of siloxane materials through the use of sol-gel methods - were not used extensively. Only a few examples of their application in photo-activated cross-linking can be noted, mainly in co-reaction with oxirane sites [5]. Typically, alkoxysilanes are subjected to an acid- or base-catalyzed process involving hydrolysis of an =SiOR group and then condensation of the formed silanol with another molecule bearing an =SiOH or =SiOR function to give a siloxane linkage [6]. It was of interest to combine the properties of cross-linked silicone materials with the ones provided by sterically overloaded... 

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