[PDF] Top 20 El poder de la imagen y el papel de la fotografía en la alfabetización visual
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Synthesis, characterization, industrial application and anticancer activity of new N-mustard substituted coumarin derivatives
... To a 20 mL solution of 4-chloro-3-formylcoumarin (0.01 mole) in glacial acetic acid was added sodium acetate (0.01mole) and hydroxyl amine hydrochloride (0.01 mole) and the solution was allowed to stir at 60°C for 2 hr. ... See full document
5
Synthesis and Anticancer Activity of new N-mustard Substituted Coumarin Derivatives Nirav Tatamiya, Jayesh babariya, Jaydeep Rajpara, Yogesh T. Naliapara, D. M. Purohit*
... 4-chloro-3-nitro coumarin (0.01 mol) was dissolved in 10 mL IPA and allowed to stir between 0-5°C followed by addition of diethanol amine(0.2 mol) was carefully added to the solution so that the temperature do not ... See full document
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Synthesis, Characterization and Antibacterial Activity of Substituted Quinoxaline pyrrolidine Derivatives Catalyzed by Polymer Supported Reagents
... its derivatives are significant nitrogen containing heterocyclic compounds of various biologically attractive properties with several pharmaceutical ...applications. Substituted quinoxalines are an ... See full document
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SYNTHESIS, CHARACTERIZATION AND ANTHELMINTIC ACTIVITY OF NOVEL ISATIN SUBSTITUTED IMIDAZOLINE DERIVATIVES
... Imidazoline derivatives have a vital role in synthetic drugs and biological processes Medicinal chemistry involves the identification, synthesis and development of new chemical entities suitable for ... See full document
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Synthesis and Characterization of New Substituted Macrocyclic Complexes and Investigation of their Antimicrobial Activity
... Elemental (C, H,) analysis of dried sample was carried out by standard micro methods in the centre for Instrumental analysis, Punjab University, Chandigarh. Nitrogen and chlorine were estimated by Kjeldahl’s and ... See full document
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Synthesis and Pharmacological Evaluation of Some New Entities of Bis Indole Substituted Coumarin Derivatives.
... their activity can be much more specific and targeted to a particular system: thus symptomatic drugs are available for cardiovascular for neuropsychiatric for respiratory for digestive diseases ... See full document
5
Synthesis and Evaluation of N-substituted Imidazole Derivatives for Antimicrobial Activity
... spectra of compounds were recorded on Bruker 300 MHz NMR spectrophotometer using CDCl 3 as a solvent and TMS (tetramethylsilane) as an internal standard. Mass spectra of compounds were recorded on Waters micromass Q-Tof ... See full document
6
Synthesis, Spectral Analysis and Biological Evaluation of Some Novel Fluorobenzothiazole Incorporated 1, 3, 4 –Thiadiazole.
... of N-(1, 3-benzothiazol- 2-yl)-2-[(2Z)-2-(substituted arylidene) hydrazinyl] acetamide in order to determine their antimicrobial ...antibacterial activity against the tested ...antimicrobial ... See full document
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Synthesis of Some New 1,2,5- Substituted Benzimidazole Derivatives and Their Pharmacological Activity
... A suspension of appropriately substituted benzimidazole 2 and 3 (0.1 M) in dimethyl formamide (DMF) and 2.5 g potassium carbonate were stirred vigorously at room temperature on a mechanical stirrer for 1 h. To the ... See full document
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Antioxidant activity of novel coumarin substituted benzothiazole derivatives
... newer coumarin substituted derivatives of benzothiazole and they were evaluated for antioxidant activity by DPPH radical scavenging ...synthesized coumarin substituted ... See full document
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SYNTHESIS, CHARACTERIZATION AND ANALGESIC ACTIVITY OF SEVERAL NEW N SUBSTITUTED PHTHALIMIDE ANALOGUES
... pthalimide derivatives incorporating active appropriate amine have been successfully synthesized and tested for analgesic ...best activity in different models of analgesia than the control and the standard ... See full document
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SYNTHESIS, CHARACTERIZATION AND ANTI MICROBIAL ACTIVITY OF SUBSTITUTED BENZOXAZOLE DERIVATIVES
... The anti-microbial activity for the given sample was carried out by disc diffusion technique. The test microorganisms of Staphylococcus aureus, were obtained from National Chemical Laboratory (NLC) Pune and ... See full document
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Synthesis, characterization and antimicrobial activities of N substituted indoline derivatives of sultams
... the synthesis of methyl 2-benzyl-4-methyl-3-phenyl-2,3,4,5-tetrahydrobenzo[f][1,2,4]thiadiazepine-5- carboxylate 1,1-dioxide (7) from α -fluorobenzene sulfonamide ... See full document
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Preparation And In Vitro Anticancer Activity Evaluation Of Some Coumarin Derivatives
... highest anticancer activity among the tested ...its activity was almost 40% less than the ...worthy anticancer agents can be developed by incorporating phenolic –OH group in the ... See full document
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Anticoagulant Activity of Methylated Coumarin Derivatives
... activities. Coumarin possesses immunomodulatory and direct antitumor activity ...brucellosis. Coumarin and some of its derivatives have been tested for treatment of anxiolytic, ... See full document
9
Synthesis, docking study and anticancer activity of benzoic acid Substituted derivatives of quinazolinones
... All the synthesized compounds were screened for cytotoxicity on MCF-7 cell lines by MTT method. Cytotoxicity was checked at 24 hours and 48 hours duration. It was found that the activity of the compounds was ... See full document
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Synthesis, Spectroscopic Characterization and Antimicrobial Activity of Some New 2 Substituted Imidazole Derivatives
... to synthesis series of novel substituted imidazole derivatives in good ...better activity against the Gram-positive rather than the Gram- negative ...antibacterial activity against ... See full document
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Synthesis, Characterization and Antimicrobial Activity Study of Some New Substituted Benzoxazole Derivatives
... Synthesis of 2-mercaptobenzoxazole (N1) )16( Ortho amino phenol (0.01mol, 1.09 g) was dissolved in (20ml) of absolute ethanol containing potassium hydroxide (0.1mol, 5.6 g), then carbon disulfide (0.1mol, 7ml) was ... See full document
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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
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Synthesis, characterization, and anticancer activity of benzoxazole derivatives
... The substituted/unsubstituted benzoic acid (0.5 mol) was dissolved in acetic acid (125 ml) and the solution was added to the solution of ammonium thiocyanate (1.05mol, 80 g) in glacial acetic acid (250 ml). This ... See full document
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