CONVERSION OF LEVULINIC ACID TO GAMMA VALEROLACTONE USING p CYMENE RU(II) n HETEROCYCLIC CARBENE COMPLEXES

... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...

Ngày tải lên: 01/10/2015, 17:27

... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...

Ngày tải lên: 03/10/2015, 21:57

... DISCUSSIONS 2.1 Synthesis and characterization of p- cymene Ru(II) NHC complexes 2.1.1 p- cymene Ru(II) NHC complexes bearing monodentate NHC ligands The synthesis of the p- cymene Ru(II) NHC complexes ... late-transition Page 11 Conversion of LA to GVL using p- cymene Ru(II) NHC Complexes metal series On another hand, the nucleophilic carbene carbon...

Ngày tải lên: 04/10/2015, 07:59

... drawback of the air gap is that it offers additional resistance to mass transfer However, with maintaining a very narrow air gap, this deficiency can be overcome to a certain extent Since, in air gap ... performance of the multistage MD unit For an air gap of 1mm, it was possible to obtain 1m3 of water at an energy input as low as 0.18 kWh xiv LIST OF TABLES T...

Ngày tải lên: 11/09/2015, 09:57

... present in the cycle, the substitution pattern on these can vary as well (Fig 1.2) 55a N N N N N 55b 55c 55d N N N N N N 56b N N N N N N 56c 56d N N N N N N 57a 57b N N N N N N N N 58a 58b N N N ... Ph N N N N 229 Br Pd Br N N N N 230 N N N Ph Br Pd Br Ph N N N S Br Ni Br N N N N Br Ni Br N N N S 232 S 233 234 S N N S Br Ni Br S 23...

Ngày tải lên: 09/09/2015, 09:58

... beginning segment of the huntingtin protein involved in Huntington’s disease [11] A clear auditory pattern emanates from both repetitive glutamines (21 in this normal individual) and polyproline ... wild-type huntingtin protein contains 21 glutamines in the beginning portion of the sequence The protein also contains proline-rich regions The repetition in these regions can be d...

Ngày tải lên: 14/08/2014, 07:21

... subject Study on extraction, conversion of hydroxycitric acid from leaves and fruit rinds of Garcinia oblongifolia Champ Ex Benth (G oblongifolia) and its application to produce weight-loss products ... ORGANIC ACID FROM LEAVES, FRUIT RINDS OF GARCINIA OBLONGIFOLIA CHAMP EX BENTH 3.2.1 Process of extracting organic acids from...

Ngày tải lên: 07/05/2015, 21:00

... France, and the United States of America According to the government of India, import data of more than 59,000 tons and 61,000 tons of plastic waste have found its way into India in the years 1999 ... Pyrolysis Process of generating fuel oil from the waste plastics [12] This type of recycling is very expensive compared to other types of recycling due to the requireme...

Ngày tải lên: 27/11/2013, 21:35

... approaching that of the Petrov parser Conclusion By exploiting the generalised combinators of the CCG formalism, we have developed a new method of converting CCG derivations into PTB-style trees ... easily integrated into a parser These disadvantages are a consequence of failing to exploit the generalisations that CCG combinators define We return to this example below to...

Ngày tải lên: 19/02/2014, 19:20

... article as: Mu and He: Confined conversion of CuS nanowires to CuO nanotubes by annealing-induced diffusion in nanochannels Nanoscale Research Letters 2011 6:150 Competing interests The authors ... CuO nanotubes space The spreading of CuO and formation of CuO layer on the nanochannel surface of AAO and the confinement offered by AAO nanochannels play a...

Ngày tải lên: 21/06/2014, 05:20

... with delivery to forestry nurseries, the ability to dry and store the embryos is critical Storage allows continuous embryo production and the accumulation of sufficient inventory for delivery of ... transferred to customer nurseries This will enable embryos to be shipped conveniently worldwide from a centralized production facility (figure 2) APPLICATION OF SE TO DELIVERY...

Ngày tải lên: 08/08/2014, 14:20

... THERMOCHEMICAL CONVERSION OF BIOMASS: ACID CATALYSED PATHWAYS AND KINETICS OF CELLULOSE PYROLYSIS SHAIK MOHAMED SALIM (B.Eng (Hons.), NUS) (M.Eng, NUS) A THESIS SUBMITTED FOR THE DEGREE OF ... the influence of acids and alkalis on cellulose pyrolysis pathways (Chapter 3) This chapter describes and discusses the effects of acids (H2SO4, H3PO4 and H3BO3)...

Ngày tải lên: 09/09/2015, 10:15

... C4H8 Figure 2.6 Conversion of methanol to lower olefins (Khadzhiev, 2008) 2.4 Methanol to Olefins catalysts The investigations of catalysts to selective production of olefins from methanol have ... CATALYTIC CONVERSION OF METHANOL/ DIMETHYLETHER TO LIGHT OLEFINS OVER MICROPOROUS SILICOALUMINOPHOSPHATES CATALYSTS HAN SU MAR (B.Eng., Yangon T...

Ngày tải lên: 16/10/2015, 15:38

... ferrocene-derivatized carbene and palladium( I) complexes have been very limited In view of the significance of copper, gold and palladium carbene complexes in organic synthesis, materials and medicine, ... enriching the knowledge of copper, gold and palladium NHC complexes, the results of this research will be instructive for mechanistic study and futu...

Ngày tải lên: 11/09/2015, 09:12

... H Br N N N N N C Pd O2CCF3 O2CCF3 N N cis -10 N N Br Pd NHC Br N N 11a-i (NHC = different N- heterocyclic carbenes) N N X Pd X Pd N N N trans-12 ( X = Br ); trans-13 (X = I) DMSO Pt Br Br N N cis-15 ... Br Ph N N I Br Ph Ph B A C N Br Br N Br N Pd Pd N Br N N Br Pd NCCH3 Br N N trans-4 N N N N PPh3 Pd Br Br Br Pd Br N Br Pd CNR Br N Br Pd Br L L B...

Ngày tải lên: 14/09/2015, 14:12