4-TRIAZOL-5(4H)-ONE
4 (3 Bromobenzylideneamino) 3 (4 chlorobenzyl) 4,5 dihydro 1H 1,2,4 triazol 5 one
... In recent years, various 1,2,4-triazoles and 4,5-dihydro-1H- 1,2,4-triazol-5-ones have been found to exhibit pharmacol- ogical activities. In addition, several articles have been devoted to the synthesis ...
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INVESTIGATION OF THEORETICAL PROPERTIES OF NOVEL 1-(MORPHOLINE-4-YL-METHYL)-3-METHYL -4-(4-ETHOXYBENZYLIDENAMINO)-4,5-DIHYDRO -1H-1,2,4-TRIAZOL-5-ONE MOLECULE
... In this study, 1-(morpholine-4-yl-methyl)-3-methyl-4-(4-ethoxybenzylidenamino)-4,5-dihydro-1H- 1,2,4-triazol-5-one was synthesized from the reaction of ...
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1 Acetyl 4 (p chlorobenzylideneamino) 3 methyl 4,5 dihydro 1H 1,2,4 triazol 5 one
... 3-Methyl-4-(p-chlorobenzylideneamino)-4,5-dihydro-1H-1,2,4-triazol-5-one (0.01 mol) was treated with 10 ml of acetic anhydride and the mixture was refluxed for 30 min. After addition of 30 ml ...
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1 Acetyl 3 (p chlorobenzyl) 4 (p chlorobenzylidenamino) 4,5 dihydro 1H 1,2,4 triazol 5 one
... 3-(p-Chlorobenzyl)-4-(p-chlorobenzylidenamino)-4,5-dihydro-1H- 1,2,4-triazol-5-one (0.01 mol) was treated with 10 ml of acetic anhy- dride and the mixture was re¯uxed for 1 h. The resulting ...
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3 (p Chlorobenzyl) 4 (p fluorobenzylideneamino) 4,5 dihydro 1H 1,2,4 triazol 5 one
... The title molecule (Fig. 1) contains three rings, a triazole ring (ring A; atoms N1/N2/C8/N3/C9) and two benzene rings [rings B (C1±C6) and C (C11±C16)]. The bond lengths and angles in (I) are found to be normal (Table ...
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3 Benzyl 4 (p fluorobenzylidenamino) 4,5 dihydro 1H 1,2,4 triazol 5 one
... The molecules of (I) form hydrogen-bonded dimers through the NÐH O interactions involving triazole atoms O1 and N2, shown as dashed lines in Fig. 2. This appears to be a common feature in Schiff bases of ...
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3 (2 Thienylmethyl) 4,4′ bi 1H 1,2,4 triazol 5(4H) one
... The considerable biological importance of azoles and triazoles has stimulated much work on these heterocycles and there are a variety of methods available for the synthesis of 1,2,4-triazol- 5-one ...
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4 (p Fluorobenzylamino) 3 phenyl 4,5 dihydro 1H 1,2,4 triazol 5 one
... Ê and the CH2 CÐH distance at 0.97 A CH CÐH distance at 0.93 A Data collection: SMART Bruker, 1998; cell re®nement: SMART; data reduction: SAINT Bruker, 1998; programs used to solve stru[r] ...
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4 (m Chlorobenzylamino) 3 phenyl 4,5 dihydro 1H 1,2,4 triazol 5 one
... N1 0.0565 (8) 0.0365 (7) 0.0433 (7) −0.0224 (6) −0.0072 (6) 0.0033 (6) N2 0.0560 (7) 0.0410 (8) 0.0393 (6) −0.0248 (6) −0.0077 (5) 0.0053 (5) N3 0.0749 (9) 0.0491 (9) 0.0458 (7) −0.0381 (8) −0.0141 (6) ...
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4 [(2 Hydroxybenzylidene)amino] 5 (2 thienylmethyl) 2H 1,2,4 triazol 3(4H) one
... Triazole ring systems are typical planar six--electron partially aromatic systems and 1,2,4-triazole and its derivatives are used as starting materials for the synthesis of many heterocycles (Desenko, 1995). Di- or ...
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Octane 1,8 diylbis[3 ethyl 1H 1,2,4 triazol 5(4H) one]
... of 4-amino-1,2,4-triazole have received consider- able attention over the past few decades (Kitaev et ...benzyl)-4-benzylidenamino-4,5-dihydro-1H-1,2,4-triazol-5- one, (II) (CËoruh, ...
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4 (p Fluorobenzylideneamino) 3 methyl 4,5 dihydro 1H 1,2,4 triazol 5 one
... C6 0.0670 (8) 0.0638 (9) 0.0566 (7) −0.0034 (6) 0.0183 (6) −0.0069 (6) C10 0.0698 (8) 0.0688 (9) 0.0403 (6) −0.0029 (6) 0.0095 (5) −0.0022 (6) C8 0.0650 (8) 0.1016 (13) 0.0451 (7) −0.0171 (8) 0.0114 (6) −0.0242 ...
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4 Amino 3 p chlorobenzyl 4,5 dihydro 1,2,4 triazol 5 one
... Ethyl-p-chlorophenylacetoxycarbonyl hydrazone (2.845 g, 0.01 mol) was dissolved in water (50 ml) with stirring. Hydrazine hydrate (1.25 ml) was added, and the mixture was re¯uxed for 5 h. The reaction mixture ...
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1 (Benzoylmethyl) 4 (3,5 dimethyl 4H 1,2,4 triazol 4 yl) 3 (2 thienylmethyl) 1H 1,2,4 triazol 5(4H) one
... 1-acetyl- 4-(p-chlorobenzylidenamino)-3-methyl-4,5-dihydro-1H-1,2,4- triazol-5-one (C ¸ oruh, Kahveci, S¸as¸maz, Ag˘ar & Kim, 2003), ...
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1 Benzoyl 3 methyl 4 benzylidenamino 4,5 dihydro 1,2,4 triazol 5 one
... bottomed ¯ask was dissolved in 25 ml NaOH (5%) (Kahveci & IÇkizler, 2000). To this benzoyl chloride (0.64 ml) was added dropwise and the closed reaction vessel was shaken for 0.5 h at room temperature. The ...
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4 (m Chlorobenzylamino) 3 methyl 4,5 dihydro 1H 1,2,4 triazol 5 one
... The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only use[r] ...
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A Study on 4-(3/4-Carboxyphenyl)-4,5-Dihydro-1H-1,2,4-Triazol-5-Ones
... of compounds 2 and 3 with TBAH in non-aqueous solvents, the mV values from each titration were plotted against TBAH volumes used (mL) and the potentiometric titration curves were obtained for all the cases. From the ...
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4 [(1 Benzyl 1,2,3 triazol 5 yl)methyl] 2H 1,4 benzothiazin 3(4H) one
... membered heterocycle of the benzothiazine fragment exhibits a screw-boat conformation in both molecules. The plane through the triazole ring is nearly perpendicular to those through the fused and terminal benzene rings ...
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1 (4 Chlorophenyl) 1H 1,2,4 triazol 5(4H) one
... Data collection: SMART Bruker, 2001; cell refinement: SAINT Bruker, 2001; data reduction: SAINT; programs used to solve structure: SHELXS97 Sheldrick, 2008; programs used to refine struc[r] ...
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2 (2,4 Dichlorophenyl) 5 methyl 4 (2 nitrophenylsulfonyl) 2H 1,2,4 triazol 3(4H) one
... S1 0.0379 (3) 0.0338 (3) 0.0286 (3) 0.0031 (2) 0.0050 (2) −0.0031 (2) Cl1 0.0579 (4) 0.0439 (4) 0.0475 (4) 0.0103 (3) 0.0146 (3) −0.0073 (3) Cl2 0.1120 (7) 0.0732 (5) 0.0393 (4) 0.0233 ...
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