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[PDF] Top 20 Synthesis and characterization of some new thioxanthone derivatives

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Synthesis and characterization of some new thioxanthone derivatives

Synthesis and characterization of some new thioxanthone derivatives

... Synthesis of 2-{[(9E)-2-bromo-9H-thioxanthen-9-ylidene]amino}-3-(1H-indol-3-yl) propanal(15) : the compound 4 was prepared according to general method where taking (0.6mg ,0.2mmol ) of compound 3 with (0.2mmol ... See full document

9

Synthesis, characterization and antibacterial activity of some new chalcone derivatives

Synthesis, characterization and antibacterial activity of some new chalcone derivatives

... the synthesis, characterization and antibacterial activity of fifteen new chalcone derivatives derived from 3-methoxy-4- hydroxy-acetopheneone (apocynin) [18] bearing 3-chloro benzyl ... See full document

6

Synthesis and characterization of some new thiosemicarbazide derivatives and their transition metal complexes

Synthesis and characterization of some new thiosemicarbazide derivatives and their transition metal complexes

... A synthesis of some new thiosemicarbazide like 1-(3-bromo-4-hydroxy-5- methoxybenzylidene)-4-(4-bromophenyl)thiosemicarbazide by condensation of 3-bromo-4- hydroxy-5-methoxybenzaldehyde with ... See full document

8

Insilico design, synthesis, characterization and biological evaluation of some novel 1 hydroxynapthelene 2 yl derivatives

Insilico design, synthesis, characterization and biological evaluation of some novel 1 hydroxynapthelene 2 yl derivatives

... Chalcone derivatives have bacterial and anti-inflammatory may be a pave for synthesis and characterization of some new All the synthesized compounds were antibacterial activity by agar ... See full document

8

Synthesis, characterization & biological activity of some new thiosemicarbazide derivatives and their transition metal complexes

Synthesis, characterization & biological activity of some new thiosemicarbazide derivatives and their transition metal complexes

... A synthesis of some new thiosemicarbazide like acetyl hexan thiosemicarbazide by condensation of cyclohexylmethylketone with thiosemicarbazide is carried ...their characterization are done by ... See full document

9

Synthesis and characterization some flavonoids derivatives

Synthesis and characterization some flavonoids derivatives

... The synthesis of 3’,4’,5,7- tetrahydroxyflavanone (39) was accomplished starting from 2,4,6- trihydroxyacetophenone (31) as shown in Scheme ...MOM-ether derivatives in a step-wise manner with methoxymethyl ... See full document

29

Novel synthesis and spectral characterization of some new substituted pyrazolones and isoxazolone

Novel synthesis and spectral characterization of some new substituted pyrazolones and isoxazolone

... of some new substituted pyrazolone derivatives containing different functional groups have been synthesized by the condensation reaction of 2-methoxy-5-methyl ethyl aceto hydrazone (1a) and different ... See full document

5

SYNTHESIS, CHARACTERIZATION AND PHARMACOLOGICAL EVALUATION OF SOME NEW 6 (3,5 SUBSTITUTED 2 BROMO/HYDROXY PHENYL) 1,2,4 TRIAZINE DERIVATIVES AS ANTICONVULSANT AGENTS

SYNTHESIS, CHARACTERIZATION AND PHARMACOLOGICAL EVALUATION OF SOME NEW 6 (3,5 SUBSTITUTED 2 BROMO/HYDROXY PHENYL) 1,2,4 TRIAZINE DERIVATIVES AS ANTICONVULSANT AGENTS

... million new cases are added to this ...several new AEDs (such as levetiracetam, pregabaline, topiramate) have proven to be effective in reducing seizures but their therapeutic efficacy is limited due to ... See full document

11

Synthesis and Characterization of Some New Substituted Azo-Coumarin and Schiff’s Bases

Synthesis and Characterization of Some New Substituted Azo-Coumarin and Schiff’s Bases

... Azo Compounds have received much attention and have been widely used in many practical applications such as colouring fiber ,printing systems and analytical chemistr y. Heterocyclic azo-coumarins attract considerable ... See full document

5

SYNTHESIS AND CHARACTERIZATION OF SOME NEW 4-SUBSTITUTED-6-(p-AMINOPHENYL)-2-AMINOPYRIDINE-3-CARBONITRILE DERIVATIVES

SYNTHESIS AND CHARACTERIZATION OF SOME NEW 4-SUBSTITUTED-6-(p-AMINOPHENYL)-2-AMINOPYRIDINE-3-CARBONITRILE DERIVATIVES

... In conclusion, we have developed an efficient method for the direct preparation of 4-Substituted-6- (p-aminophenyl)-2-aminopyridine-3-carbonitrile derivatives using benzene as solvent in good yields & purity ... See full document

5

Synthesis, Characterization and Antimicrobial Activity of New 2-Phenylquinoline-4(3H)-one Derivatives

Synthesis, Characterization and Antimicrobial Activity of New 2-Phenylquinoline-4(3H)-one Derivatives

... In this study the antimicrobial activity of the synthesized phenyl quinazoline on two kinds of bacteria namely, staphylococcus aureous and Escherichia coli was investigated. Table (3) shows the antibacterial activity of ... See full document

11

SYNTHESIS, CHARACTERIZATION AND ANTIMICROBIAL STUDY OF SOME NEW BENZIMIDAZOLE 2 THIONE DERIVATIVES

SYNTHESIS, CHARACTERIZATION AND ANTIMICROBIAL STUDY OF SOME NEW BENZIMIDAZOLE 2 THIONE DERIVATIVES

... In the present work, previously synthesized 2-[3 / -chloro-1 / methylthio-2 / -propanol]-1-methyl- 1H-benzimidazole 1(a-b) was used as the key intermediate for further synthesis of various derivatives. ... See full document

13

Synthesis and Characterization of Some Heterofused Pyrimidine Derivatives

Synthesis and Characterization of Some Heterofused Pyrimidine Derivatives

... In the present study, a novel series of thiadiazole and thiazolidinone incorporated dihydropyrimidine derivatives (5a-5g) were synthesized starting from different aromatic aldehydes, ethylacetoacetate and urea. ... See full document

11

SYNTHESIS, CHARACTERIZATION AND STUDY OF ANTIMICROBIAL AND ANTIFUNGAL ACTIVITIES OF SOME NOVEL PYRIMIDINE DERIVATIVES

SYNTHESIS, CHARACTERIZATION AND STUDY OF ANTIMICROBIAL AND ANTIFUNGAL ACTIVITIES OF SOME NOVEL PYRIMIDINE DERIVATIVES

... diazonium salt of p-aminoacetophenone giving the azo compound (3). This compound was monobrominated to afford the bromo derivative (4) which was used for the preparation of thiazole derivatives (5a-c) by its ... See full document

12

Synthesis And Characterization Of Some Imidazole Derivatives

Synthesis And Characterization Of Some Imidazole Derivatives

... A 0.01 mol of oxazolone (V)and 2,4 –dinitrophenylhydrazine ( 0.015 mol) reflux for 1ohrs in a present of dry pyridine , after refluxing complete then reaction mass is cooled and the r[r] ... See full document

9

Synthesis, Characterization with Studing Anti Convulsant Activity of
Some New Resins by Free Radical Polymerization Starting from
Chalcone Derivatives

Synthesis, Characterization with Studing Anti Convulsant Activity of Some New Resins by Free Radical Polymerization Starting from Chalcone Derivatives

... tyrosin as and inhibition of aldose reductase activitys (Zhuang et al., 2017), the discovery of derivatives was also based on the rational considerations of pathophysiological mechanism of epileptic syndrome. ... See full document

10

Microwave Synthesis, Characterization and Antimicrobial Activity of Some Chromene Derivatives

Microwave Synthesis, Characterization and Antimicrobial Activity of Some Chromene Derivatives

... Chromene derivatives are selected for their anti-bacterial behavior in vitro beside the species of Escherichia coli (Gram –ve, micro-organism), Pseudomonas aeruginosa (Gram –ve, micro-organism) and Staphylococcus ... See full document

8

Synthesis, Characterization & Antimicrobial Activity of some new Dihydropyrimidinethione Derivatives

Synthesis, Characterization & Antimicrobial Activity of some new Dihydropyrimidinethione Derivatives

... pyrimidine derivatives such as 1,4dihydrothiopyrimidinone, In the area of drug development, dihydroazines show great promise, particularly since the 4-aryldihydropyridines exhibit powerful vasodilation activity ... See full document

7

SYNTHESIS, CHARACTERIZATION AND ANTIMICROBIAL ACTIVITY OF SOME NEW BARBITONE DERIVATIVES

SYNTHESIS, CHARACTERIZATION AND ANTIMICROBIAL ACTIVITY OF SOME NEW BARBITONE DERIVATIVES

... The present study leads to a convenient synthetic method for the synthesis of new compounds. Which show significant antibacterial and antifungal activity. Further investigation with appropriate structural ... See full document

6

SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL EVALUATION OF SOME NEW CHALCONES

SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL EVALUATION OF SOME NEW CHALCONES

... The chalcone derivatives of the present study were characterized by IR, 1 H NMR & MASS analysis. The IR spectra of compounds (1,2,3) displayed bands at2962.54 -3005.46 cm -1 due to C-H (Ar-H) stretching, ... See full document

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