نمایش نتایج جستجو برای
کلمات کلیدی: [5
موارد یافت شده: 35
1 - Synthesis of new derivatives of a novel [1,3]selenazolo[5,4-e][1,2,4]triazolo[1,5-c]pyrimidine heterocyclic architecture via Dimroth rearrangement (چکیده)2 - Synthesis and characterisation of 2-Alkoxy-8-methyl-6-(pyrrolidin-1-yl)-4H-[1,2,4]triazolo[5,1-f]purine: A novel heterocyclic framework (چکیده)
3 - Domino protocol for the synthesis of diversely functionalized derivatives of a novel fused pentacyclic antioxidant/anticancer fluorescent scaffold: Pyrazolo[5'',1'':2',3']pyrimido[4',5':5,6][1,4]thiazino[2,3-b]quinoxaline (چکیده)
4 - An Efficient One-Pot and Regioselective Synthesis of Novel Heterocyclic Systems of 5,6-Dihydrobenzo[b]Pyrimido[5,4-f][1,4]Oxazepine (چکیده)
5 - Dimroth rearrangement-based synthesis of novel derivatives of [1,3]selenazolo[5,4-e][1,2,4]triazolo[1,5-c]pyrimidine as a new class of selenium-containing heterocyclic architecture (چکیده)
6 - Novel Tricyclic 2-Alkoxy-8-methyl-6-(pyrrolidin-1-yl)-4H-[1,2,4]triazolo[5,1-f]purine Derivatives: Synthesis and Characterization (چکیده)
7 - A One-Pot Procedure for the Synthesis of Highly Functionalized Derivatives of a Novel Five-Cyclic Scaffold: Pyrazolo[ 5\'\',1\'\':2\',3\']pyrimido[4\',5\':5,6][1,4]thiazino[2,3-b]quinoxaline (چکیده)
8 - One-pot procedure for the synthesis of diverse derivatives of novel heterocyclic system benzo[e]pyrazolo[5',1':2,3]pyrimido[5,4- b][1,4]diazepine (چکیده)
9 - An Alternative Regioselective Approach for the Synthesis of Highly Functionalized Derivatives of Pyrazolo[5,1‐b]purine Scaffold (چکیده)
10 - Synthesis of a novel fused tricyclic heterocycle, pyrimido[5,4- e ][1,4]thiazepine, and its derivatives (چکیده)
11 - Preconcentration and Determination of Lead for Trace Levels in Water and Wastewater Samples by Vortex-Assisted Microextraction Using TPAS as a New Synthetic Complexing Agent with Electrothermal Atomic Absorption Spectroscopy Detection (چکیده)
12 - Synthesis and characterisation of new 3-methyl-6-[1-(pyrimidin-4-yl)ethyl]-5Hpyrimido[ 5,4-e][1,2,4]triazolo[3,4-b][1,3,4]thiadiazine derivatives (چکیده)
13 - Synthesis of Novel Derivatives of Pyrazolo[5,1-b]purine: A Straightforward Approach (چکیده)
14 - Synthesis of Thiazolo[5,4-d][1,2,4]Triazolo[4,3-a]Pyrimidines as a New Class of Heterocyclic Compounds (چکیده)
15 - Synthesis of 5,5-(ethane-1,2-diyl) bis (3-((5-bromo-6-methyl-2tertiaryaminopyrimidin-4-yl) thio)-4H-1,2,4-triazol-4-amines) and Their Novel bis-cyclized Products, 1,2-bis (pyrimido [5,4e] [1,2,4] triazolo [3,4-b] [1,3,4] thiadiazin-3-yl) ethane, as Potential Inhibitors of 15-Lipoxygenase (چکیده)
16 - Synthesis of New Derivatives of Pyridazino[6,1-c]Pyrimido[5,4-e][1,2,4]Triazine; a Novel Heterocyclic System (چکیده)
17 - Synthesis of Some Derivatives of Pyrimido[5,4-e]Tetrazolo[5,1-c][1,2,4]triazine; a Novel Heterocyclic System (چکیده)
18 - 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)
19 - Synthesis of Oxazolo[5,4‐d][1,2,4]triazolo[4,3‐a]pyrimidines as a New Class of Heterocyclic Compounds (چکیده)
20 - An alternative approach to the synthesis of new pyrimido[5′,4′:5,6][1,4] thiazino[2,3-b]quinoxaline derivatives (چکیده)
21 - Synthesis of new derivatives of pyridazino[6,1-c]pyrimido[5,4-e][1,2,4]triazine (چکیده)
22 - A facile approach for the synthesis of novel benzo[b]pyrazolo[5\',1\':2,3]pyrimido[4,5-e][1,4]thiazine derivatives (چکیده)
23 - Pyrimido[5,4-e]tetrazolo[5,1-b][1,3,4]thiadiazines as a new heterocyclic system (چکیده)
24 - Synthesis of Novel Imidazo[2,1-b]pyrimido[5,4-e][1,3,4]thiadiazines (چکیده)
25 - Synthesis of new derivatives of 2-Substitueted 4-(4-methyl-12Hpyrimido[4,5:5,6][1,4]thiazino[2,3-b]quinoxalin-2-yl) (چکیده)
26 - Synthesis of new pyrrolizine derivatives via ring annulation under green conditions (چکیده)
27 - Synthesis of new derivatives of pyrimido[5,4-e][1,2,4]triazolo[3,4-b][1,3,4]thiadiazine and stadise of their biological activities (چکیده)
28 - Synthesis of new derivatives ofdipyrimido[4,5-b:5,4-e][1,4]thiazine and their enzyme inhibitory activity assessment on soybean 15-lipoxygenase (چکیده)
29 - Synthesis of some novel 1,3,4-thiadiazine containing tetrazolonucleus (چکیده)
30 - A CONVENIENT SYNTHESIS OF NEW PYRIMIDO[5,4,-B][1,3,4] THIADIAZINES (چکیده)
31 - Condensation of dithizone analogues with 4, 5 dihalopyrimidinpyrimido[5, 4-e][1,3,4] thiadiazines or pyrimido[4, 5-e][1,3,4] (چکیده)
32 - Reaction of ethyl 5-amino-3-methylisoxazole-4-carboxylate: Synthesisof new functionalized isoxazolo[5,4-d][1d][1,3]thiazin-4-one and isoxazolo[5,4-d]pyrimidin-4(5H)-ones,3]oxazin-4-one (چکیده)
33 - 3,3,9,9-Tetramethyl-1,5,7,11-tetraoxaspiro[5.5]undecane as a reagent for protection of carbonyl compounds (چکیده)
34 - Synthesis of Some New 3-Alkylthio Derivatives of 1-Phenyl-1H-[1, 3, 4]thiadiazino[5, 6-b]quinoxalines (چکیده)
35 - Structure and vibrational assignment of the enol form of 1,1,1-trifluoro-2,4-pentanedione (چکیده)
