1-(2-Cyclohexylmethoxy-6-hydroxy-phenyl)-3-(4-hydroxymethyl-phenyl)-propenone (chalcone-21)
Synthesis of some new 1 N (β D glucopyranosyl) 2 ((1 phenyl 5 aryl) pyrazol 3 yl) pyrroles and their biological activities
... The prepared compounds were screened for their antibacterial activities by using the cup-plate method against Bacillus subtilis (gram+ve) and Escherichia coli (gram-ve) at concentrations of 100ug/mL in DMF. The ...
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SYNTHESIS OF 4 (4 DI SUBSTITUTED AMINO(PHENYL) METHYL)1 3 HYDROXY NAPHTHALEN 2 OL)DIZENYL
... between 2-naphthol, aryl aldehydes and ammonia or amines yields aminobenzyl naphthols in process known as Betti reaction; this procedure can be interpreted as extension of the Mannich condensation, with ...
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Synthesis of aryl {4 [({5 [3 (methylsulfonyl)phenyl]pyrazin 2 yl} oxy)methyl]piperidin 1 yl}methanones
... tert-butyl 4-((5-(3-(methylsulfonyl) phenyl) pyrazin-2-yloxy) methyl) piperidine-1-carboxylate (3): A solution of tert-butyl 4-{[(5-bromopyrazin-2-yl) oxy] methyl} ...
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SYNTHESIS, CHARACTERIZATION AND ANTIBACTERIAL EVALUATION OF BIS PYRAZOLES USING 1 PTOLYLPYRROLIDINE 2, 5 DIONE
... bis-heterocyclic chalcone [18-19] the chalcone is an important synthon for synthesizing various heterocyclic compounds in this view we devise an environmental friendly method of synthesis of ...
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2 Methoxy 6 methyl 3 nitro 4 (2 nitroprop 1 enyl)phenyl acetate
... An examination of the structure of (I) reveals a crowded aromatic ring system with non-bonding interactions between adjacent substituents, resulting in a distorted conformation. Bond lengths, angles and torsion angles ...
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Synthesis and antimicrobial activity of 2 {4' [(3" aryl) 2" propene 1" N (1,2,4 triazole) amino]} 6 [bis(2"' chloro ethyl) amino] 4 methoxy 1,3,5 triazine
... A mixture of 2–(4'–acetyl phenyl amino)–6–chloro–4–metholy–1,3,5–triazine (2.78 gm, 0.01 m), 2,2'–di chloro diethyl amine hydrochloride (1.43 gm, 0.01m); dioxane (25 ml) and aq. NaOH. ...
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Chalcone and its hydroxobromo derivative: a 1:1 mixed crystal containing chalcone and 2 bromo 3 hydroxy 1 (4 methylphenyl) 3 [4 (methylsulfanyl)phenyl]propan 1 one
... C9A—C10A—C11A—C16A 179.6 (2) C10B—C11B—C12B—C13B 177.7 (2) O2A—C10A—C11A—C12A −179.3 (2) C11B—C12B—C13B—C14B −0.3 (3) C9A—C10A—C11A—C12A −1.8 (3) C12B—C13B—C14B—C15B −0.2 (3) ...
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Methyl (3 hydroxy 4 oxo 2 phenyl 1,5 benzothiazepin 5 yl)acetate
... of 2-aminothiophenol (110 mmol, 13.75 g) with ethyl 3-phenylglycidate (110 mmol, ...for 1 h under a nitrogen atmosphere and then at 433 K for 16 ...of ...
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1,3,5 Tris(phenylthiomethyl) 2,4,6 trimethylbenzene
... 1,3,5-Tris(bromethyl)-2,4,6-trimethylbenzene was prepared according to a reported procedure and was characterized by NMR and IR analysis, giving results consistent with those in the literature (van der Made et al. , ...
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Synthesis, Structure-Parameter Correlation And Biological Evaluation Of 1-(2-Chloro-5-Nitrophenyl)-3-Phenyl-2-Propenone Compounds.
... synthesized 1, 3-diphenyl-2-propanenone compounds has been studied by evaluating the substituent effects on the group ...all 1, 3-diphenyl- 2-propenone compounds such as ...
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SYNTHESIS AND SPECTRAL STUDIES OF 1-(2-HYDROXY 5METHYL PHENYL)-3-PHENYL PROPANE-1, 3-DIONE WITH FE (III) IN AQUO-ORGANIC MEDIA
... of 1, 3-dione in the synthesis of drugs as areagent in quntitative analysis, few system were studied using spectrophotometric ...studied 2-3 ...
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1 (4 Chlorophenyl) 3 (4 trifluoromethylbenzoylhydrazino) 2 propenone
... of 1-(4-chloro- phenyl)-3-(dimethylamino)-2-propenone ...g, 3 mmol) and 4- (tri¯uoromethyl)benzoylhydrazine (0.61 g, 3 mmol) in glacial acetic acid (15 ml), ...
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6 (4 Methoxyphenyl) 4 phenyl 2 (pyrrolidin 1 yl)nicotinonitrile
... To a re¯uxing solution of 4-methoxylbenzoylacetophenone (1.8 mmol) in ethanol (10 ml), malononitrile (1.8 mmol) and pyrrol- idine (1.8 mmol) were added, and the resulting solution was re¯uxed for 9 h. The solvent ...
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Crystal structure of 1 {4 hydroxy 3 [(pyrrolidin 1 yl)methyl]phenyl} 3 phenylprop 2 en 1 one
... A solution of paraformaldehyde (0.132 g; 4.4 mmol) and pyrrolidine (0.317 g, 4.4 mmol) in acetonitrile (5 mL) was heated under reflux at 353 K for 30 min. A solution of the chalcone, ...
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Synthesis of 2[2/-propen-1/-one,3/-(4-hydroxy,3-azophenyl) Phenyl] Pyrroles and 2[2/-propen-1/-one-3/- (3-hydroxy Naphthyl-1-azo) Phenyl] Pyrroles
... material 2-[4- hydroxy benz-1(propene-1-one)]Pyrrole (2) was prepared by the reaction of 2-acetyl pyrrole with 4- hydroxy benzaldehyde in presence of 40 % ...
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APPROACHES TOWARDS SYNTHESIS OF ENANTIOMERICALLY PURE ETHYL (R)- 2-HYDROXY-4-PHENYL BUTYRATE (HPB) ESTER AND (R)–3-AMINO-3- PHENYL-1-PROPANOL THROUGH BIOCATALYSIS
... 2-Acetoxy-4-phenyl-(E)-but-3-enenitrile 1 is an important intermediate in the synthesis of ethyl (R)-2-hydroxy-4-phenyl butyrate (HPB) ...ester 1 ...
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The inhibition effect of [3 (4 hydroxy 3 methoxy phenyl) 1 phenyl propenone] on the corrosion of the aluminium in alkaline medium
... Representative current-potential curves (Tafel plot) for aluminium in 1.0N NaOH with and without HMPPP are given (Fig. 3). With an increase in the concentration of HMPPP in alkaline medium, the curves are ...
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Synthesis, Characterization and Study of Antioxidant Activities of Some New Pyrazoline Derivatives Containing Isatin Moiety
... of 2-hydroxy-1-aceto naphthone with 4-chloro benzaldehyde, 4-nitro benzaldehyde, benzaldehyde and ethanol using aqueous sodium hydroxide and (PEG-400) as a ...of chalcone is a ...
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NOVEL MONOCYCLIC β LACTUM MOLECULES: DESIGNED AND CHARACTERIZED AS POSSIBLE ANTIBACTERIAL AGENTS
... of 1-[4’-(2”,4”-dichloro-5”-fluoro phenyl)-6’-(2”- thienyl)pyrimidin-2’-yl-ureido]-4-substituted phenyl-3-chloro-2- azetidinone ...
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Synthesis and biological activity of 4” substituted 2 (4' formyl 3' phenylpyrazole) 4 phenyl thiazole
... Synthesis of p-substitued-4-phenyl-2-hydrozino thiazole (I): p-substituted-4-phenyl -2-hydrozino thiazole needed for the present study have been synthesized from ...
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