synthesis of 2 apos thio lna and 2 apos amino lna
Synthesis Of 2-(Substituted Phenyl)-355-Trimethylmorpholine Analo
... 3.50 (dd, 2H), 2. 72 (m, 2H), 2. 27 (m, 1H), 1 .22 (s, 3H), 1.05 (t, 3H), 1.04 (s, 3H), 0. 82 (d, 3H) 13C NMR (CDCl3) δ 1 42. 9, 134.5, 129 .8, 128 .6, 128 .4, 126 .7, 86 .2, 78.5, 57.5, 54.6, 42. 6, 25 .4, 19.3, ... 131.3, 130 .2, 128 .7, 127 .3, 83.5, 74.9, 74.4, 55.1, 52. 2, 23 .8, 21 .2, 15.4 MS (ESI) m/z 24 0 .2 [(M - tartrate)ỵ; M = C13H18ClNO 0.5C4H6O6] Anal (C15H21ClNO4 0 .25 H2O) C, H, N (R,R) -2- (30 -Chlorophenyl)-3,5,5-trimethylmorpholine ... afford 22 0 mg (75%) of 5f 1H NMR (CDCl3) δ 7.36 (s, 1H), 7 .23 (m, 3H), 4.00 (d, 1H), 3.50 (dd, 2H), 2. 72 (m, 1H), 2. 55 (m, 1H), 2. 10 (m, 1H), 1.45 (m, 2H), 1 .22 (s, 3H), 1. 02 (s, 3H), 0. 82 (t,
Ngày tải lên: 27/10/2022, 19:01
Utilization of elemental sulfur in the synthesis of 2 aminobenzoxazoles
... 20 Scheme 1 .29 Research hypothesis 21 Scheme 2. 1 Synthesis of 1f 26 Scheme 2. 2 Synthesis of 1i 26 Scheme 2. 3 Synthesis of 1k and 1l 27 Scheme 2. 4 Synthesis of 1p ... 21 1.4 Aims of research 21 CHAPTER 2 EXPERIMENTAL 22 2.1 Research objectives 22 2 .2 Methodology 22 2.3 Materials and Instrumentation 22 2.3.1 ... 27 Scheme 2. 5 Synthesis of 1j 27 Scheme 2. 6 Synthesis of 1m 28 Scheme 2. 7 Synthesis of 1q 28 Scheme 2. 8 Synthesis of 1r 29 Scheme 2. 9 Model reaction
Ngày tải lên: 25/10/2023, 22:12
DSpace at VNU: Synthesis of vertically aligned carbon nanotubes and diamond films on Cu substrates for use in high-power electronic devices
... pressure of 25 Torr, the substrate temperature of 700°C, the total gas flow rate of 100 sccm, the gas flow ratio of CH4/H2 of 1%, the microwave power of 500 W and the deposition time of h Due ... Synthesis of vertically aligned carbon nanotubes and diamond films 193 The VA-CNTs were grown on Si/SiO2 substrate at different growing temperatures using a mixture of N2/H2/C2H2 gases with ratio of ... surface of the Si/SiO2 substrate with a high density of approximately 1010–10 12 cm? ?2 The AFM image (Figure 3(B)) showed that the diameters of the Fe3O4 nanoparticles were in the range of 10? ?20 nm Synthesis
Ngày tải lên: 14/12/2017, 16:23
Combustion synthesis of advanced materials chemistry research and applications series
... 1, 9, 12, 21 , 45, 89, 91 carbon, 10, 12, 18, 20 , 21 , 22 , 23 , 31, 34, 35, 36, 37, 39, 40, 41, 42, 43, 44, 45, 91 carbon atoms, 12, 22 , 23 , 41, 42 casting, cell, 8, 12, 18, 20 , 25 , 26 , 27 , 28 , 33, ... Compounds 20 02, 337, 22 1 -22 5 [133] Besnoin, E.; Cerutti, S.: Knio, O M.; Weihs, T P J Appl Phys 20 02 92, 5474-5481 [134] Duckham, A.; Spey, S J.; Wang, J.; Weihs, T P J Appl Phys 20 04, 96, 23 36 -23 42 ... 20 10 620 .1'43 dc 22 20090 527 31 Published by Nova Science Publishers, Inc † New York DEDICATION To the memory of Professor Zinoviy P Shulman (1 924 -20 07) and Professor Leonid G Voroshnin (1936 -20 06)
Ngày tải lên: 14/03/2018, 15:09
Summary of environmental technique doctoral thesis: Synthesis of silver, copper, iron nanoparticles and their applications in controlling cyanobacterial blooms in the fresh water body
... Faculty of Chemistry, HUS, VNU, D8 ADVANCE-Bruker - Cu-51 29 00 28 00 27 00 26 00 25 00 24 00 23 00 d =2. 089 22 00 21 00 20 00 1900 Lin (Cps) 1800 1700 1600 1500 1400 1300 120 0 d=1.808 1100 1000 900 800 d=1 .27 8 ... standard spectra of the copper metal at the side (111), (20 0), (22 0) corresponding to angle 2? ? = 43.3; 50.4 and 74.00 belong to the Bravais network in the fcc structure of the copper metal M2 ... algae contamination CHAPTER METHODOLOGY 2. 1 The research subjects 2. 2 The equipment is used in study 2. 3 The methods for synthesis of materials 2. 3.1 Synthesis of silver nanomaterial by chemical reduction
Ngày tải lên: 09/01/2020, 15:22
Summary of chemical doctoral thesis: Synthesis of hydrotalcites bearing corrosion inhibitors and fabrication of nanocomposite coatings for corrosion protection of carbon steel
... with (b), HTMS (c) and HTMGS (d) g/L HTM (b), HTMS (c) and HTMGS (d) 21 29 30, 28 50 29 30, 28 50 125 0 1050 22 425 3450 29 30, 28 50 125 0 3450 1050 425 3450 125 0 425 29 20, 28 50 125 0 3450 1050 * EDX ... Medium Narrow Si-O-Si NO2(-O-NO2) δNH(-NH2) 1635 29 40, 29 44, 29 42, CH2, CH3 28 40 28 43 28 44 Strong 3370 3 428 3513 3 428 Broad O-H,N-H Results of the spectrum analysis of GS and HTMGS showed that ... δAl-O, Weak 425 425 425 Narrow δAl-O-Zn 1050, 1050, 1050, 1050, C-O-C Weak Narrow (epoxy) 125 0 125 0 125 0 125 0 δNH, δOH 1660 1660 1660 1660 Narrow Medium (H2O) 28 50, 28 50, 28 50, 28 50, Narrow
Ngày tải lên: 09/01/2020, 15:36
Summary of environmental technique doctoral thesis: Synthesis of silver, copper, iron nanoparticles and their applications in controlling cyanobacterial blooms in the fresh water body
... Faculty of Chemistry, HUS, VNU, D8 ADVANCE-Bruker - Cu-51 29 00 28 00 27 00 26 00 25 00 24 00 23 00 d =2. 089 22 00 21 00 20 00 1900 Lin (Cps) 1800 1700 1600 1500 1400 1300 120 0 d=1.808 1100 1000 900 800 d=1 .27 8 ... standard spectra of the copper metal at the side (111), (20 0), (22 0) corresponding to angle 2? ? = 43.3; 50.4 and 74.00 belong to the Bravais network in the fcc structure of the copper metal M2 ... algae contamination CHAPTER METHODOLOGY 2. 1 The research subjects 2. 2 The equipment is used in study 2. 3 The methods for synthesis of materials 2. 3.1 Synthesis of silver nanomaterial by chemical reduction
Ngày tải lên: 15/01/2020, 09:28
Summary of chemical doctoral thesis: Synthesis of hydrotalcites bearing corrosion inhibitors and fabrication of nanocomposite coatings for corrosion protection of carbon steel
... with (b), HTMS (c) and HTMGS (d) g/L HTM (b), HTMS (c) and HTMGS (d) 21 29 30, 28 50 29 30, 28 50 125 0 1050 22 425 3450 29 30, 28 50 125 0 3450 1050 425 3450 125 0 425 29 20, 28 50 125 0 3450 1050 * EDX ... Medium Narrow Si-O-Si NO2(-O-NO2) δNH(-NH2) 1635 29 40, 29 44, 29 42, CH2, CH3 28 40 28 43 28 44 Strong 3370 3 428 3513 3 428 Broad O-H,N-H Results of the spectrum analysis of GS and HTMGS showed that ... δAl-O, Weak 425 425 425 Narrow δAl-O-Zn 1050, 1050, 1050, 1050, C-O-C Weak Narrow (epoxy) 125 0 125 0 125 0 125 0 δNH, δOH 1660 1660 1660 1660 Narrow Medium (H2O) 28 50, 28 50, 28 50, 28 50, Narrow
Ngày tải lên: 15/01/2020, 11:18
Synthesis of supported bismuth molybdate catalyst and the application in selective oxidation of propylene to acrolein
... supported -Bi2Mo2O9 samples (a) and silica supported -Bi2Mo2O9 samples (b) Figure 3 .21 FT-IR spectra of silica supported -Bi2Mo2O9 samples Figure 3 .22 SEM images of SiO2 support (a) 10%beta/SiO2 sample ... sample (b) and 40%beta/SiO2 sample (c) Figure 3 .23 SEM image of 40%beta/SiO2 sample Figure 3 .24 TEM image of 10%beta/SiO2 Figure 3 .25 Mechanism of -Bi2Mo2O9 formation on the surface of SiO2 support ... of samples with different percentage of beta mixing with ZrO2 and SiO2 supports Figure 3.37 Comparison of activation energy of pure impregnated on SiO2 and ZrO2 samples Duc T.D - 20 09 -Bi2Mo2O9,
Ngày tải lên: 17/02/2021, 19:11
Synthesis of highly stable silver nanorods and their application as sers substrates
... 1482e1485, https://doi.org/10.1039/c1gc15309a [28 ] U De Vigo, Effects of the excitation wavelength on the SERS spectrum, J Phys Chem Lett (20 12) 857e866, https://doi.org/10.1 021 /jz201 625 j [29 ] ... Phys D (20 05), https://doi.org/10.1088/0 022 -3 727 /38/7/015 [27 ] D.A Links, Green chemistry electrochemically active biofilm-mediated synthesis of silver nanoparticles in water, Green Chem 13 (20 11) ... Murphy's silver nanorods and nanowires, Chem Commun 49 (20 13) 21 5e217, https://doi.org/10.1039/ c2cc34733d [26 ] Y Gao, P Jiang, L Song, L Liu, X Yan, Growth mechanism of silver nanowires synthesized
Ngày tải lên: 17/03/2021, 20:24
A Synthesis of Deep Benthic Faunal Impacts and Resilience Followi
... Parliament and of the Council of 23 October 20 00, (OJ L 327 , 22 . 12. 2000 Available online at: https://eur-lex.europa.eu/ legal-content/EN/TXT/?uri=CELEX: 020 00L0060 -20 141 120 (accessed March 20 , 20 20) ... al., 20 16, 20 20; Schwing et al., 20 17a, 20 20a; Quigg et al., 20 20) MOSSFA resulted in a four-fold increase in bulk sedimentation (Brooks et al., 20 15; Larson et al., 20 18), intensification of reducing ... Benthic Synthesis corals and megafauna were observed (White et al., 20 12, 20 14; Montagna et al., 20 13; Valentine and Benfield, 20 13; Mason et al., 20 14; Schwing et al., 20 15; DeLeo et al., 20 18)
Ngày tải lên: 02/11/2022, 01:37
facile microwave assisted ionic liquid synthesis of sphere like biobr hollow and porous nanostructures with enhanced photocatalytic performance
... illustration of RhB degradation over microwave porous BiOBr AC C microspheres under visible light irradiation 23 ACCEPTED MANUSCRIPT RI PT SC b (0 32) (22 0) ( 124 ) ( 020 ) (014) (21 1) (21 2) (1 12) a (0 02) (011) ... Xia2,*, Huaming Li2,*, Key Laboratory of Modern Agriculture Equipment and Technology, Ministry of Education, M AN U SC School of Environment and Safety Engineering ,2 School of Chemistry and Chemical ... 21 471069 and 21 576 123 ), the Doctoral Innovation Fund of Jiangsu Province (KYZZ16_0340), the Science and Technology support program of Zhenjiang (SH2014018) and the Natural Science Foundation of Jiangsu
Ngày tải lên: 04/12/2022, 10:34
Synthesis of chitosan derivatives with organoselenium and organosulfur compounds: Characterization, antimicrobial properties and application as biomaterials
... conversion (%)b Citronellal (2a) 0. 02 0 .2 1:10 11 3b Citral (2b) 0. 02 0 .2 1:10 18 3c Phenylselanyl citronellal (2c) 0. 02 0 .2 1:10 23 3d Phenylthio citral (2d) 0. 02 0 .2 1:10 28 CS-derivatives Tested ... Fig FTIR spectra of raw Cs and Cs-derivatives (A) Full and (B) zoom-in views of the spectra 24 2 Carbohydrate Polymers 21 9 (20 19) 24 0? ?25 0 M.S Gularte, et al 3 .2 Characterization of the CS-derivatives ... °C for 24 h) the as-prepared film was peeled off from the 24 1 Carbohydrate Polymers 21 9 (20 19) 24 0? ?25 0 M.S Gularte, et al Staphylococcus aureus (ATCC 6538) and Candida albicans (ATCC 1 023 1) were
Ngày tải lên: 07/01/2023, 21:23
Synthesis of novel triazoles tetrazine thiadiazoles and their biological activities
... 21 24 26 a 26 b 26 c 26 d 26 e 26 f 26 g 26 h Tetracycline Gram-Negative E coli P aeruginosa 15 13 17 14 13 12 12 11 14 13 12 11 13 11 12 12 18 16 13 12 12 14 13 14 12 11 13 12 14 13 11 21 20 20 18 Gram-Positive ... of compounds as antioxidant enzyme Compound No Control Horseradish peroxidase 12 14 15 20 21 24 26 a 26 b 26 c 26 d 26 e 26 f 26 g 26 h Δ through 0.548 0.169 0 .29 7 0 .26 4 0. 326 0.364 0 .27 2 0.381 0.3 32 ... Molecules 20 15, 20 25 97 Table Minimum inhibitory concentration (μg/mL) of compounds against Gram-negative and Gram-positive microorganisms Compound No 12 14 15 20 21 24 26 a 26 b 26 c 26 d 26 e 26 f 26 g 26 h
Ngày tải lên: 19/03/2023, 15:25
Synthesis of sic nanowhiskers from graphite and silica by microwave heating
... presence of C=C bonds of graphite [27 ] The intensity of absorption band of C=C is higher in Fig 5d comparing to Fig 5c because the increased amount of graphite in the mixture of silica and graphite of ... can be seen that the peaks corresponding to β-SiC and carbon are observed at the wavelength of 420 nm and 620 nm with band gaps of 2. 9 eV and 2. 0 eV, respectively This indicates that there is ... ratio ratio of 1:7 The amount of unreacted graphite parof SiO2 and graphite, significantly influences the ticles is higher It is believed that the presence of synthesis of SiCNWs Fig 2a shows the
Ngày tải lên: 19/03/2023, 15:25
Luận án tiến sĩ Vật lý: Synthesis of biodegradable porous silica nanoparticles and the use of optical techniques for characterizing the material properties and its drug delivery capabilities
... a continuous stirring of CTAB (25 0 mg) and 1 M NaOH (17 52 pL) in 120 mL of water and heated to 80 °C Next, 125 0 uL of TEOS was added dropwise, and after 15 minutes,315 uL of 3-(trihydroxysilyl) ... (zeta potential -31 .27 mV) In the case of positively charged E4S, 120 uL of N- (2- aminoethyl)-3-aminopropyltrimethoxysilane was added instead of phosphonate compound to get a 22 .53 mV zeta potential ... a variety of gene profiles.The results of comparison between 2D and 3D models of human breast cancer cells (MCF-7) indicated the reduced expression of the mesenchymal marker vimentin and basal
Ngày tải lên: 02/10/2024, 01:12
Chapter 2 the structure and synthesis of process flow diagrams
... value of the by-products, the complexity of the synthesis, and the environmental impact of any waste materials and pollutants produced must be taken into account when evaluating alternative synthesis ... diagram Figure 2. 2 shows the basic input/output structure for the PFD (see Figure 1.3) The input and output streams for the toluene HDA PFD are shown in bold Both Figures 2. 1 and 2. 2 have the same ... structure The input streams labeled toluene and hydrogen shown on the left in Figure 2. 1 appear in the streams on the left of the PFD in Figure 2. 2 In Figure 2. 2, these streams contain the reactant
Ngày tải lên: 13/06/2017, 13:57
Báo cáo Y học: Synthesis of phosphoenol pyruvate (PEP) analogues and evaluation as inhibitors of PEP-utilizing enzymes pot
... R1, R2, R3 1b 1c 1d 1e 7. 62 6. 72 6.17 6. 32 1f 2a 4.38 (p, 7.0), 1.34 (d, 7.0, 3H) 4.76 (d, 1.1), 4. 42 (d, 0.7) 2b 2c 4.77 (dd, 2. 2, 1.8), 4.56 (t, 1.8) 4.84 (s, br), 4.57 (s, br) 2d 2e 2f 2g 2h ... 3.7), 5 .23 (dd, 4.1, 2. 2) – – – 1.75 (dd, 7.4, 2. 9, 3H) – 3 .24 (s, 2H) 3.73 (s, 3H) 3 .20 (s, br, 2H) 4. 52 (s, br, 2H) 2. 14 (s, 3H) 3.91 (s, br, 2H) – – 4.09 (s, br, 2H) 3.57 (s, 2H) 2. 35 (s, ... br, 2H) – 2. 86 (d, 22 .3, 2H) 3.57 (m, 2H) (dd, 73.5, 2. 9) (d, 1.1) (d, 1.1) (dq, 7.4, 2. 2) Scheme PEP carboxylase, and enolase Compounds 2a–e, 2g–i and 3c are new, and for that reason their synthesis...
Ngày tải lên: 18/03/2014, 01:20
synthesis of arithmetic circuits FPGA ASIC and embedded systems
... 2. 2 .2 Rings, 27 2. 2.3 Fields, 27 2. 2.4 Polynomial Rings, 27 2. 2.5 Congruences of Polynomial, 32 2.3 Function Approximation, 35 2. 4 Number Theory, 15 2. 1.1 Basic Definitions, 15 2. 1 .2 Euclidean ... Circuits, 24 2 9.1 .2. 3 Moore’s Law, 24 3 9.1 .2. 4 Time-to-Market, 24 3 9.1 .2. 5 Performance Metric, 24 4 9.1 .2. 6 The Power Dimension, 24 5 9 .2 Instruction Set Processors, 24 5 9 .2. 1 Microprocessors, 24 7 9 .2. 2 ... 12. 2 .2 Booth Multipliers, 390 12. 2 .2. 1 Booth-1 Multiplier, 390 12. 2 .2. 2 Booth -2 Multiplier, 3 92 12. 2 .2. 3 Signed-Digit Multiplier, 397 12. 2.3 FPGA Implementation of the Booth-1 Multiplier, 404...
Ngày tải lên: 27/03/2014, 21:16
Facile synthesis of combinatorial vinyl sulfone libraries and their applications in large scale proteomics
... synthesis of a vinyl sulfone probe 12 2.1 Introduction 12 2 .2 Results and discussion 13 2. 2.1 Synthesis of H2N-Tyr(tBu)-vinyl sulfone 14 2. 2 .2 Synthesis of Cy3-Gly-Leu-Leu-OH 15 ii 2. 2.3 Synthesis of ... Introduction 20 3 .2 Results and discussion 22 3 .2. 1 Solid-phase synthesis of peptide vinyl sulfone probe 22 via 2- Cl-Trityl-Chloride resin 3 .2. 1.1 Synthesis and immobilization of 14 onto 2- Cl-Trityl ... Fmoc-Leu-H (21 j) 111 7.19 Fmoc-Lys(Boc)-H (21 k) 113 7 .20 Fmoc-Met-H (21 l) 115 7 .21 Fmoc-Phe-H (21 m) 117 7 .22 Fmoc-Ser(tBu)-H (21 n) 119 7 .23 Fmoc-Thr(tBu)-H (21 o) 121 7 .24 Fmoc-Trp(Boc)-H (21 p) 123 7 .25 ...
Ngày tải lên: 06/10/2015, 20:49