Search Results

You are looking at 1 - 10 of 11 items for :

  • Chemistry and Chemical Engineering x
  • Architecture and Architectonics x
  • All content x
Clear All

NMR data and assignments δ(ppm): C 1 = 149.3; C 2 = 133.2; C 3 = 132.1; C 4 = 129.8; C 5 = 129.4; C 6 = 124.4; C 7 = 120.4; C 8 = 58.02; C 9 = 55.11; C 10 = 55.07; C 11 = 48.72; C 12 = 48.67; C 13 = 46.52; C 14 = 21.16. IR data

Open access

-photosensitized oxidative transformation of rhodamine B under visible light irradiation in aqueous TiO 2 dispersions . J Phys Chem B . 102 : 5845 – 5851 10.1021/jp980922c . 13. Moser , J , Gratzel , M

Restricted access

, catalyst stability, and 1-hexene/1-octene selectivity in the ethylene trimerization and tetramerization reaction . Organometallics 26 : 2561 – 2569 10.1021/om070029c . 13. McGuinness , DS

Restricted access

dissolved in ethanol (20 mL), followed by the addition of water (50 mL). The mixture was slowly concentrated with a rotary evaporator to obtain the complex compound. Anal. Calc.: for C 13 H 15 N 3 O 5 V.3H 2 O (M = 395 gmol −1 ): V 12.91, C 39

Restricted access

, the CO reaction order decreased from 0.40 at 100 °C to 0.24 at 50 °C [ 13 ] and from 0.32 to 0.09 at ambient temperature [ 12 ] in the presence of H 2 . Similarly to the reports regarding Au/TiO 2 , the reaction order of O 2 seemed to be insensitive

Restricted access

, Wang , YM , Caputo , T , Groszek , AJ , Kung , MC , Scurrell , MS , Miller , JT , Kung , HH 2005 Activation of Au/TiO 2 catalyst for CO oxidation . J Phys Chem B 109 : 10319 – 10326 10.1021/jp050818c

Restricted access

at 300 °C [ 13 ]. According to the proposed reaction pathway described in Scheme 2 , the abstraction of γ-hydrogen of crotonaldehyde should first occur during the cyclodimerization reaction steps. The p K a value of the γ-hydrogen of crotonaldehyde

Restricted access

. The dissolution of nickel dopant was considered to be the major deactivation process. Fig. 9 Catalytic activity of Ni–N–TiO 2 (10) with repeated use of the catalyst ( a ) 1–6 h, ( b ) 7–12 h, ( c ) 13–18 h, ( d

Restricted access
Restricted access

products of this process are: allyl-glycidyl ether, and 3-allyloxy-1,2-propanediol. These compounds are formed with selectivities of 5 mol% (20 °C)—13 mol% (60 °C). Bis(allyl) ether is formed with the selectivity 3–5 mol%, and acroleine with 1

Open access