Solid phase synthesis of purine derivatives
Solid phase synthesis of purine derivatives
... example of a highly regioselective solid- phase synthesis of 1,7-disubstituted-6-oxopurine derivatives The third project centers on widening the solid- phase synthesis of purines based on the purine ... reports the development of novel methodologies for the solid- phase synthesis of purine derivatives The first project involves the solid- phase synthesis of 2,9-disubstituted-6-oxopurines using Wang ... molecules 13 1.2 Solid- phase synthesis of purine 15 1.2.1 SPS of purines based on halogenated/aminated purine 16 1.2.2 SPS of purine based on purine ring construction 24 1.3 Purpose of the research...
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Solid-Phase Synthesis of N-Carboxyalkyl Unnatural Amino Acids
... Evaluation of Alkyl Halides in the Synthesis of Unnatural Amino Acids .43 3.3 Combinatorial Synthesis of N-Carboxyalkyl Amino Acid Analogs 44 3.4 Deprotection of Benzyl-Protected N-Carboxyalkyl Amino ... 2010, Solid-Phase Synthesis of N-Carboxyalkyl Unnatural Amino Acids Major Professor: Martin J 9^/NMMEKl, Ph.D A novel route has been developed for the solid-phase synthesis of Ncarboxyalkyl unnatural ... Title of Thesis/Dissertation: Solid-Phase Synthesis of N-Carboxyalkyl Unnatural Amino Acids Master of Science For the degree of I certify that in the preparation of...
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Solid phase synthesis and biological evaluation of 1, 3, 5 triazine derivatives
... 1,3 ,5- Triazine Derivatives 11 1.2.2 Synthesis of 1,3 ,5- Triazine Derivatives 14 1.2.2.1 Solution phase synthesis of 2,4,6-trisubtituted -1,3 ,5- triazine 14 1.2.2.2 Solid- Phase Synthesis of 1,3 ,5- Triazine ... 65 3.4 Synthesis of 1,3 ,5- triazine Analogs via Guanidium Azolides 80 3 .5 Synthesis of 1,3 ,5- traizine-2,4-diones 3-17 81 3 .5. 1 Solution -Phase synthesis of 3-17 81 3 .5. 2 Solid- Phase Synthesis of ... the synthesis of 1,3 ,5- triazine, 7476 this section will concentrate on the recent solution -phase and solid- phase syntheses of the 1,3 ,5- triazine derivatives 1.2.2.1 Solution phase synthesis of...
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Báo cáo hóa học: " Aqueous-Phase Synthesis of Silver Nanodiscs and Nanorods in Methyl Cellulose Matrix: Photophysical Study and Simulation of UV–Vis Extinction Spectra Using DDA Method" docx
... resonance (transverse) of silver nanorods Simulation of UV–vis Extinction Spectra Using DDA Method We carry out the analytical calculations for SPR transition of silver nanosphere using the modified ... above seeding growth approach Our present simulation of extinction spectra using DDA calculation suggests the potentiality of DDA methodology while calculating the extinction spectra of anisotropically ... ratio of our synthesized silver nanorods is in the range from to Accordingly, we simulate the extinction spectra of nanorod using aspect ratio 3, 4, and and the simulated spectra are shown in Fig...
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TỔNG HỢP PHA RẮN (SOLID PHASE SYNTHESIS)
... TỔNG HỢP CỔ ĐIỂN Tổng hợp dung dịch: - Dùng dư tác nhân phản ứng - Cô lập tinh chế chất trung gian, sản phẩm phản ứng,… TỔNG HỢP PHA RẮN Là kỹ thuật tổng hợp theo chất cần tổng hợp tổng hợp ... phản ứng loại bỏ phương pháp rửa đơn giản Có thể tự động hóa trình tổng hợp TỔNG HỢP PHA RẮN TỔNG HỢP PHA RẮN Tổng hợp pha rắn: Chất mang Cầu nối P Linker Substrate Resin Chất mang (Resin) ... thuật tổng hợp theo chất cần tổng hợp tổng hợp chất mang rắn (polymeric resin) TỔNG HỢP PHA RẮN S S S S S S S S S S S S Ưu điểm Tổng hợp Pha rắn? Không cần cô lập chất trung gian Có thể dùng...
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Membrane protected micro solid phase extraction of pharmaceuticals from environmental water samples
... Liquid-liquid extraction LOD Limit of detection LOQ Limit of quantification muSPE Micro solid phase extraction using mixed matrix membrane μ-SPE Membrane bag micro solid phase extraction MPME Membrane protected ... Membrane- assisted micro- solid phase extraction (μ-SPE) is a recently introduced sample preparation technique that integrates microextraction paradigms and membrane microfiltration with solid phase extraction ... METHODS OF PREPARING ENVIRONMENTAL WATER SAMPLES FOR PAI ANALYSIS Solid phase extraction (SPE) using Oasis HLB® sorbents remains the conventional strategy of preparing environmental water samples...
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Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity
... copy and paste the following: Martin Doležal and Katarína Kráľova (2011) Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity, Herbicides, Theory and Applications, Prof ... individual parts of photosynthetic apparatus The site of action of PET inhibitors can be www.intechopen.com Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity 591 more ... exception of compounds 14 and 15 (R2 = 5-Br-2-OH) it can be assumed, that the introduction of lipophilic www.intechopen.com 593 Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity...
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Báo cáo vật lý: "Synthesis of Hydroxyl Radical Scavengers from Benzalacetone and its Derivatives" pot
... concentration of the compounds that caused 50% inhibition BHT was used as a positive control Synthesis of Hydroxyl Radical Scavengers 64 RESULTS AND DISCUSSION Synthesis of benzalacetone and its derivatives ... acetone and benzaldehyde and its derivatives.17,18 The structures of benzalacetone and its derivatives are shown in Figure The products of the synthesis were in the form of color powder ranging from ... number of protons There is a peak at δ 1–2 ppm in the 1H-NMR spectra of benzalacetone and its derivatives but none in the 1H-NMR of dibenzalacetone and its derivatives The 1H-NMR data of cinnamalacetone...
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Báo cáo y học: "Synthesis of acute phase proteins in rats with cirrhosis exposed to lipopolysaccharide" pptx
... concentration of multiple proteins due to a reorganization of hepatic protein synthesis favouring "the acute phase proteins" and decreasing the so-called "negative acute phase proteins" This is part of ... the markedly increased mortality of patients with cirrhosis exposed to infection is rooted in a decreased liver function in the form of a decreased synthesis of acute phase proteins In addition, ... production of active acute phase proteins Albumin is one of these proteins The lack of a significant reduction of albumin by the dose LPS used in this study corresponds to other reports [10] and indicates...
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SOLID PHASE ORGANIC SYNTHESIS
... this technique can be used for solution as well as solid phase synthesis diversification reaction divide diversification reaction Split-pool Synthesis • Optimization of reactions leads to compounds ... of Alkenes by C-Vinylation The Heck, Stille, and Suzuki couplings Synthesis of tetrahydroisoquinolines Parallel Library Synthesis • Optimization of 12 reactions provides compounds • The library ... split diversification reaction pool and split diversification reaction An Example of Split-Pool Synthesis O NHBoc 3X O 1) Pd2dba3, Cl SnMe3 2) TFA NH2 Me 3X O O Me NH2 O NHBoc NHBoc 9X O SnMe3...
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Enrichment separation and determinations of cadmium(II) and lead(II) 1 phenyl 1h tetrazole 5 thiol chelates on diaion SP 207 by solid phase extraction flame atomic absorption spectrometry
... phase extraction of cadmium(II) and lead(II) as their 1- phenyl- 1Htetrazole -5- thiol on Diaion SP- 207 resin 7 21 HNO3 and water, sequentially 0.3% (m/V) solution of 1phenyl- 1H- tetrazole- 5- thiol ... recoveries of cadmium(II) and lead(II)- 1- phenyl- 1H- tetrazole- 5- thiol chelates on Diaion SP2 07 resin at the pH range of 3.0–8.0 by using model solutions containing lg of cadmium(II) and 20 lg of lead(II) ... BDL 2.6 ± 0.2 5. 0 ± 0.2 9.8 ± 0 .5 10 2 10 0 98 2 ,5 10 Pb Found (lg) 2 ,5 10 Cd Recovery, (%) BDL 2 .5 ± 0 .1 5. 0 ± 0 .1 10.0 ± 0.2 10 0 10 0 10 0 BDL 2.4 ± 0 .1 4.8 ± 0 .1 10 .1 ± 0 .1 98 97 10 1 Added (lg)...
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Investigation of advanced light trapping concepts for plasma deposited solid phase crystallised polycrystalline silicon thin film solar cells on glass
... INVESTIGATION OF ADVANCED LIGHT TRAPPING CONCEPTS FOR PLASMA- DEPOSITED SOLID PHASE CRYSTALLISED POLYCRYSTALLINE SILICON THIN- FILM SOLAR CELLS ON GLASS YING HUANG (M.Sc., ... removal of the reaction product, is a promising light trapping method for the poly-Si on glass thin- film PV technology To achieve good light trapping for poly-Si thin- film solar cells on glass, ... Crystalline silicon on glass (CSG) thin- film solar cell modules, Solar Energy, 77 (2004) 857-863 [17] A.G Aberle, Progress with polycrystalline silicon thin- film solar cells on glass at UNSW, Journal of...
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Fabrication and characterisation of solid phase crystallised plasma deposited silicon thin films on glass for photovoltaic application
... FABRICATION AND CHARACTERISATION OF SOLID- PHASE CRYSTALLISED PLASMADEPOSITED SILICON THIN FILMS ON GLASS FOR PHOTOVOLTAIC APPLICATIONS AVISHEK KUMAR (B.Eng., MSc-Microelectronics) A ... of silicon and hydrogen, both of which are non-toxic and present in great abundance on earth SPC poly-Si is formed from amorphous silicon (a-Si) by a standard process of deposition of a-Si on glass ... semiconductors and as an emitter for the formation of thin- film solar cells [17, 20] The use of c-Si wafers is good for the demonstration of a concept, but it is not economical and finds no application at...
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Từ khóa: traceless solid phase synthesis of various substituted purines from p benzyloxybenzylamine boba resinliquid solid phase equilibria of paraffinic systems by dsc measurementsan improved synthesis of biaryl derivatives via the palladium catalyzed coupling of aryl bromidesscreening of acid zeolites in vapor phase synthesis of ethersgas phase synthesis of mtbe from isobutene and methanol on hpa based catalystsliquid phase synthesis of mtbe from isobutene and methanol on hpa based catalystssynthesis of epoxy derivatives of polycyclic aromatic hydrocarbonsa t cell assay solid phase immobilisation of hiv 1solid phase cell free protein synthesis to improve protein foldabilityconstruction of the phase diagram of a binary system a b with ideal solid solutionthermodynamics of solid phase transformationstabilized carbanions with carbonic acid derivatives synthesis of carboxylic acid derivativessynthesis of mtbe in liquid phase conditionsof hemophilia a patients by solid phase fluorescent chemical cleavage of mismatchselection of the solid phase microextraction fiberBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Nghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngQuản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtchuong 1 tong quan quan tri rui roGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMMÔN TRUYỀN THÔNG MARKETING TÍCH HỢP