نمایش نتایج جستجو برای
نویسنده: Shiri
موضوع : شیمى
موارد یافت شده: 128
1 - A NOVEL COPPER-CATALYZED C-C BOND CLEAVAGE OF ARYL (HETEROARYL) ALKYL KETONES FOR C-N BOND FORMATION (چکیده)2 - Nano-sized La0.5Ca0.5CoO3-mediated reduction by NaBH4 of aryl nitriles to bis-(benzyl)amines (چکیده)
3 - Synthesis, X-ray and Fluorescence Characteristics of Pyrimido[5,4-e]thiazolo[3,2-a]pyrimidine as a Novel Heterocyclic System (چکیده)
4 - Catalyst-free dehalogenation of 5-bromopyrimidine derivatives using DMF/trialkylamine as the hydrogen source (چکیده)
5 - Synthesis of Novel Derivatives of Pyrazolo[5,1-b]purine: A Straightforward Approach (چکیده)
6 - Synthesis and regioselective determination of new derivatives of pyrimido[4,5-d]thiazolo[3,2-a]pyrimidine (چکیده)
7 - Bioactive and ACE binding properties of three synthetic peptides assessed by various spectroscopy techniques (چکیده)
8 - Synthesis and density functional theory study of [1,2,3]triazolo[4,5-d][1,2,4] triazolo[4,3-a]pyrimidine derivatives: A novel heterocyclic system (چکیده)
9 - Synthesis, characterisation, and in vitro antibacterial evaluation of a new class of 2-substituted-4-methyl-7,8-dihydro-5H-pyrimido[4,5-d]thiazolo[3,2-a] pyrimidines (چکیده)
10 - Synthesis of some new pyrimido[4,5-e]tetrazolo[5,1-b][1,3,4]thiadiazine derivatives via an S–N type Smiles rearrangement and their antibacterial evaluation (چکیده)
11 - Synthesis of pyrimido[4,5-e][1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine as a Novel heterocyclic system (چکیده)
12 - TiCl2.2H2O catalyzed one-pot synthesis of highly functionalized tetrahydropiperidines andevaluation of their antimicrobial activities (چکیده)
13 - Synthesis and Evaluation of Cytotoxicity of 6-Amino-4-Aryl-2-Thioxo-1,2,3,4-Tetrahydropyrimidine-5-Carbonitriles (چکیده)
14 - Synthesis, characterization and in vitro anticancer evaluations of two novel derivatives of deferasirox iron chelator (چکیده)
15 - Biochemical characterization of a novel antioxidant and angiotensin I-converting enzyme inhibitory peptide from Struthio camelus egg white protein hydrolysis (چکیده)
16 - Synthesis and Antiproliferative Evaluation of New Pyrimido [1,6-a]Thieno[2,3-d]Pyrimidine Derivatives (چکیده)
17 - Microwave-assisted synthesis and antibacterial evaluation of new derivatives of 1,2-dihydro-3H-pyrazolo[3,4-d]pyrimidin-3-one (چکیده)
18 - Synthesis of new pyrimido [4,5-e][1,2,4] triazolo [3,4-b][1,3,4] thiadiazine derivatives via S/N Smiles rearrangement (چکیده)
19 - Synthesis of new derivatives of pyridazino[6,1-c]pyrimido[5,4-e][1,2,4]triazine; a novel heterocyclic system (چکیده)
20 - Synthesis of New Derivatives of 4-(4,7,7-Trimethyl-7,8-dihydro-6H-benzo [b]pyrimido[5,4-e][1,4]thiazin-2-yl)morpholine (چکیده)
21 - Synthesis of some derivatives of pyrimido[5,4-e]tetrazolo[5,1-c][1,2,4]triazine; a novel heterocyclic system (چکیده)
22 - Synthesis of dihydrobenzo[b]pyrimido[4,5-e][1,4]thiazepines; derivatives of a novel ring system (چکیده)
23 - Alternative route for the synthesis of new derivatives of benzimidazo[2’,1’:2,3] thiazolo[5,4-d]pyrimidine (چکیده)
24 - A Mild, simple and efficient method for selective α-monobromination of 1,3diketones and β-keto-esters using bis(2-N-methylimidazoliummethyl)ether dichloride (چکیده)
25 - Synthesis of new derivatives of [1,2,3]triazolo[4,5-d][1,2,4]triazolo[4,3-a]pyrimidine (چکیده)
26 - Synthesis of new derivatives of 5-amino-9H-pyrrolo[2,3-e][1,2,4]triazolo[4,3c]pyrimidine via Leimgruber and Batcho indole synthesis (چکیده)
27 - A Straightforward Approach for the Synthesis of Novel Derivatives of Benzo[b]pyrazolo[5′,1′:2,3]pyrimido[4,5-e][1,4]thiazine (چکیده)
28 - Nano-sized NiLa2O4 spinel–NaBH4-mediated reduction of imines to secondary amines (چکیده)
29 - Synthesis of new derivatives of pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidine (چکیده)
30 - Synthesis of Oxazolo[5,4-d][1,2,4]triazolo[4,3-a]pyrimidines as a New Class of Heterocyclic Compounds (چکیده)
31 - An efficient method for the conversion of aldehydes to nitriles in the presence of sulfamic acid as catalyst (چکیده)
32 - The Effect of a Human Antibacterial Neuropeptide SL-21 on the Expression of Pro-inflammatory Factors in Airway Epithelial Cells (چکیده)
33 - Synthesis of [1,2,4]triazolo[3,4-b]pteridines as a novel class of heterocyclic compounds (چکیده)
34 - Synthesis and Spectral Characteristics of Nove lFluorescentDyes Based on Pyrimido[4,5-d ][1, 2,4 ]triazolo[4,3-a ]pyrimidine (چکیده)
35 - Synthesis of [1,2,4]triazolo[4′′,3′′:1′,6′]pyrimido[4′,5′:3,4]pyridazino[1,6-d ] [1,2,4]triazine; a novel tetracyclic system (چکیده)
36 - Synthesis, Characterization, and Docking Evaluations of New Derivatives of Pyrimido[4,5-c]pyridazine as Potential Human AKT1 Inhibitors (چکیده)
37 - Dipyrimido[4,5‑b:5,4‑e][1,4]thiazine: synthesis and their enzyme inhibitory activity assessment on soybean 15‑lipoxygenase (چکیده)
38 - Pyrimidooxadiazine and Triazolopyrimidooxadiazine Derivatives: Synthesis and Cytotoxic Evaluation in Human Cancer Cell Lines (چکیده)
39 - Synthesis of pyrimido[4′,5′:2,3][1,4]thiazepino[ 7,6-b]quinolines, derivatives of a novel ring system Abstract: Several derivatives of the novel pyrimido[4′,5′:2,3] (چکیده)
40 - Theoretical and Experimental Enzyme Inhibitory Evaluations of New Derivatives of Dipyrimido[4,5-b:5,4-e][1,4]thiazine on Soybean 15-Lipoxygenase (چکیده)
41 - Expression and Biochemical Characterization of a Thermophilic Organic Solvent-Tolerant Lipase from Bacillus sp. DR90 (چکیده)
42 - Reduction of Nitrile Containing Compounds To Primary and Secondary Amines by NaBH and Nano Catalyst La 0.5 Ca 0.5 CoO 3 4 (چکیده)
43 - A convenient Fe(HSO 4 ) 3 -catalyzed method for the conversion of aldehyde to nitrile (چکیده)
44 - Gene cloning and characterization of a thermostable organic-tolerant alpha-amylase from Bacillus subtilis DR8806 (چکیده)
45 - Synthesis of New Ethyl (pyrazolo[3,4-d]pyrimidin-1-yl)pyrimidine-5carboxylateDerivatives as Potential Antibacterial Agents (چکیده)
46 - Antimicrobial Evaluation of MIC and MBC of Some New Pyrazolo[3,4d]pyrimidine Derivatives Against Some Pathogenic Bacteria (چکیده)
47 - Synthesis of new supramolecular receptor based on diphenylglycoluril structure using click chemistry (چکیده)
48 - Synthesis and antibacterial activities of new fluoroquinolones based on ciprofloxacin structure (چکیده)
49 - Efficient and Versatile Acetylation of Diverse Alcohols and Phenols with Acetic Anhydride Catalyzed by Fe2O3 Nanoparticles 3 (چکیده)
50 - Synthesis and Biological Evaluation of New Derivatives of 7,8-dihydro-6Hbenzo[b]pyrimido[5,4-e][1,4]thiazine (چکیده)
51 - Synthesis of a novel fused tricyclic heterocycle, benzo[b]pyridazino[4,3-f][1,4]thiazepin (چکیده)
52 - An EfficientSynthesis of New Derivatives of Pyrazolo[3,4-c]pyridazine (چکیده)
53 - Antioxidant properties of a human neuropeptide and its protective effect on free radical-induced DNA damage (چکیده)
54 - Synthesis of new derivatives of pyridazino[6,1-c]pyrimido[5,4-e][1,2,4]triazine (چکیده)
55 - A facile approach for the synthesis of novel benzo[b]pyrazolo[5\',1\':2,3]pyrimido[4,5-e][1,4]thiazine derivatives (چکیده)
56 - A new approach for C-substitution of 5-bromo-2,4-dichloro-6-methyl pyrimidine (چکیده)
57 - جداسازی و تخلیص پروتئین اووترانسفرین از سفیده تخم شترمرغ و بررسی فعالیت آنتی اکسیدانی هیدرولیزات حاصل از هضم آنزیم های گوارشی (چکیده)
58 - Molecular cloning and biochemical characterization of a thermoacidophilic, organic-solvent tolerant -amylase from a Bacillus strain in Escherichia coli (چکیده)
59 - Molecular cloning of a thermo-alkaliphilic lipase from Bacillus subtilis DR8806: Expression and biochemical characterization (چکیده)
60 - Synthesis of New Derivatives of Novel Heterocyclic System of Pyrazolo[1,5-a]pteridine (چکیده)
61 - Synthesis of New Heterocyclic Derivatives Based on Isothiazolopyrimidine (چکیده)
62 - Synthesis of new heterocyclicsystem of [1,2,4]triazolo[4 ,3 :1 ,6 ]pyrimido[4 ,5 :3,4]pyridazino[1,6- d][1,2,4]triazine (چکیده)
63 - Synthesis of New Derivatives of Pyrimido[4,5-e][1,2,4]triazolo[4,3b][1,2,4]triazine (چکیده)
64 - Synthesis of New Derivatives ofPyrimidotetrazolotriazine (چکیده)
65 - Synthesis of Novel Imidazo[2,1-b]pyrimido[5,4-e][1,3,4]thiadiazines (چکیده)
66 - Synthesis of novel highly fluorescent of triazolo pyrimido[4,5-d] pyrimidin-4(1H)-one derivatives (چکیده)
67 - Synthesis of new derivatives of triazolo[4,3:1,5][1,2,4]triazolo[4,3b]pyridazine (چکیده)
68 - Synthesis, characterization and theoretical evaluations of HMDS promoted chemoselective O-alkylation of uracils (چکیده)
69 - Nano-spinel catalyzed reduction of imines to amines by sodium borohydride (چکیده)
70 - Synthesis of new derivatives of pyrimido[4,5-c] pyridazine (چکیده)
71 - A facile approach for the synthesis of new derivatives of pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidine (چکیده)
72 - Synthesis of new heterocyclic system: [1,3]oxazolo[4,5-d] [1,2,4]triazolo[4,3-a] pyrimidine (چکیده)
73 - Synthesis of new pyrazolo[3,4-d]pyrimidine derivatives as potential antibacterial agents (چکیده)
74 - A Facile Approach for the Synthesis of Novel Macrocycles of Spiroorthocarbonates (چکیده)
75 - Cloning, sequencing and expression in Escherichia coli of a lipase gene from Bacillus subtilis DR8806 (چکیده)
76 - Structure and vibrational analysis of methyl 3-amino-2-butenoate (چکیده)
77 - Synthesis of new derivatives of pyrimido[5,4-e ][1,2,4]triazolo[3,4-b ][1,3,4]thiadiazine and their enzyme inhibitory activity assessment onsoybean 15-lipoxygenase (چکیده)
78 - Fe(HSO4)3 as an Efficient Catalyst for Diazotization and Diazo Coupling Reactions (چکیده)
79 - P2O5/SiO2 as an Efficient and Mild Catalyst for Trimethylsilylation of Alcohols Using Hexamethyldisilazane (چکیده)
80 - Elucidation of chemo- and regioselectivity in the alkylation of 6-methyl uracil using GIAO/ 13C NMR (چکیده)
81 - Synthesis and antibacterial evaluation of new heterocyclic system: [1,2,4]triazolo[3 ′ ,4 ′ :6,1]pyridazino[4,3- e ] [1,3,4]thiadiazine (چکیده)
82 - Synthesis of novel heterocyclic systems of [1,2,4]triazolo[3ʹ,4ʹ:2,3]pyrimido [4,5-c] isothiazole (چکیده)
83 - Synthesis of Novel Heterocyclic System of [1,2,4] triazolo [3ʹ,4ʹ:2,3]pyrimido[4,5-c]isothiazole (چکیده)
84 - Synthesis of new derivatives of pyrimido[4,5-e][1,2,4]triazolo[3,4-b][1,3,4]thiadiazine (چکیده)
85 - Synthesis of new derivatives of pyridazino[4,3-e][1,2,4]triazolo[3,4-b][1,3,4]thiadiazine (چکیده)
86 - Synthesis of hydroxyl terminated nano-PAMAM dendrimer and its pharmaceutical evaluations (چکیده)
87 - 2-aryl-2,3-dihydroquinolin-4(1H)-ones (چکیده)
88 - One-pot Synthesis of Benzimidazoles and Benzothiazoles in the Presence of Fe(HSO4)3 as a New and Efficient Oxidant (چکیده)
89 - Synthesis, characterization and application of nano-sized Co2CrO4 spinel catalyst for selective oxidation of sulfides to sulfoxides (چکیده)
90 - Synthesis of new derivatives with oxa and azaspiro systems (چکیده)
91 - تهیه شمع هایی حاوی گوگرد جهت تولید گازSO2 و بررسی دو ماده آلی و معدنی بر کیفیت سوختن آن (چکیده)
92 - Structure and vibrational spectra of methyl 3-(methylamino)-2-Butenoate. A density functional theoretical study (چکیده)
93 - Fourier Transform Infrared and Raman Spectra and Structure of Methyl 3-(Amino)-2-Botenoate. A Density Functional Theoretical Study (چکیده)
94 - Preyssler-type heteropoly acid: A new, mild and efficient catalyst for protection of carbonyl compounds (چکیده)
95 - Synthesis, characterization and structure of DBU-hydrobromide-perbromide: a novel oxidizing agent for selective oxidation of alcohols to carbonyl compounds (چکیده)
96 - Multi-spectroscopic Investigations of Aspirin and Colchicine Interactions with Human Hemoglobin: Binary and Ternary Systems (چکیده)
97 - A General Synthesis of Pyridazino[4,3-e][1,3,4]thiadiazines (چکیده)
98 - Synthesis and Mass Spectral Fragmentations of New Spiro Heterocycles (چکیده)
99 - Synthesis and evaluation of antibacterial activity of new derivatives of pyrimido[4,5- e ][1,3,4]oxadiazine (چکیده)
100 - Thiazolo[4,5- d ]pyrimidines: synthesis and antibacterial evaluation (چکیده)
101 - Preyssler-type heteropoly acid: A new, mild and efficient catalyst for protection of carbonyl compounds (چکیده)
102 - Synthesis of New Derivatives of 3-Aryl-1,5-dimethyl-1H-[1,2,4]triazolo[40,30:1,2]pyrimido[4,5-e][1,3,4]oxadiazines as Potential Antiproliferative Agents (چکیده)
103 - Synthesis and Antibacterial Evaluations of New Pyridazino[4,3-e][1,3,4]oxadiazines (چکیده)
104 - A general synthesis of new derivatives of pyrimido[4,5-e][1,2,4]triazolo[3,4-b] [1,3,4]thiadiazine (چکیده)
105 - Facile synthesis of the new derivatives of 3-alkylsulfanyl-5-chloro-7-methyl- [1,2,4]triazolo[4,3-c]pyrimidine (چکیده)
106 - Synthesis of new heterocyclic system: [1,2,4]triazolo[3',4':6,1]pyridazino [4,3-e][1,3,4] thiadiazine (چکیده)
107 - Preyssler-type heteropoly acid: A new, mild and efficient catalyst for protection of carbonyl compounds (چکیده)
108 - A facile method for the nitration of aromatic compounds under neutral conditions (چکیده)
109 - Environmentally friendly one-pot synthesis of benzimidazoles in the presence of Fe(HSO4)3 under aqueous conditions (چکیده)
110 - DBUH-Br3 as a selective and efficient catalyst for the oxidation of sulfides to sulfoxides by H2O2 (چکیده)
111 - Synthesis, characterization and structure of DBU-hydrobromide-perbromide: a novel oxidizing agent for selective oxidation of alcohols to carbonyl compounds (چکیده)
112 - Green oxidation of sulfides to sulfoxides by H2O2 using DBUH-Br3 as an eco-friendly (چکیده)
113 - Synthesis and anticancer evaluation of new derivatives of 3-phenyl-1,5- dimethyl-1H-[1,2,4]triazolo[4’,3’:1,2]pyrimido[4,5-e][1,3,4]oxadiazine (چکیده)
114 - Synthesis, Characterization and Structure of DBU-hydrobromide-perbromide A Novel Oxidizing Agent for Selective Oxidation of Alcohols to Carbonyl Compounds (چکیده)
115 - TiO2 nanoparticles and Preyssler-type heteropoly acid modified nano-sized TiO2 A facile and efficient catalyst for the selective oxidation of sulfides to sulfonesand sulfoxides (چکیده)
116 - Selective and mild oxidation of sulfides to sulfoxides by H2O2 using DBUH-Br3 as catalyst (چکیده)
117 - Synthesis of new Heterocyclic Systems: pyridazino[4,3-e][1,3,4]oxadiazines (چکیده)
118 - Molecular iodine oxidative cyclocondesation of ortho-aminobenzamide with aryl aldehydes: A new and efficient access to quinazolin-4(3H)-ones (چکیده)
119 - Iodine catalysed synthesis and antibacterial evaluation of thieno-[2,3-d]pyrimidine derivatives (چکیده)
120 - IODINE CATALYZED SYNTHESIS AND ANTIBACTERIAL EVALUATION OF NEW (چکیده)
121 - Iodine-Catalyzed Synthesis of Spiroorthcarbonates under Neutral Conditions (چکیده)
122 - Vicarious nucleophilic substitution in nitro derivatives of imidazo[1,2-a]pyridine (چکیده)
123 - A New and Efficient Method for the Synthesis oF Spiroorthocarbonates (چکیده)
124 - Synthesis of Pyrimido[4,5-e][1,3,4]thiadiazines (چکیده)
125 - Clean Heterocyclic synthesis in water: I2/KI catalyzed one pot synthesis of quinazoline 4(3H)-ones (چکیده)
126 - A New and Facile Procedure for Protection of Aldehydes and Ketones (چکیده)
127 - 3,3,9,9-Tetramethyl-1,5,7,11-tetraoxaspiro[5.5]undecane as a reagent for protection of carbonyl compounds (چکیده)
128 - Facile Synthesis of 2-anilinopyrimido [4,5-e][1,3,4]-Thiadiazines (چکیده)