Synthesis, antibacterial and antifungal activity of some novel 3,5-disubstituted-1H-1,2,4-triazoles.

abstract：:New, non-imidazole histamine H3 receptor antagonists were prepared and in vitro tested as H3 receptor antagonists measured as the electrically evoked contraction of the guinea-pig jejunum. The 2-(1-piperidinyl)- and 2-(1-pyrrolidinyl)benzothiazoles show no or very poor activity; 2-[1-(4-amino)piperidinyl]- and 2-(1,2-...

journal_title：Archiv der Pharmazie

authors： Walczyński K,Guryn R,Zuiderveld OP,Timmerman H

更新日期：1999-11-01 00:00:00

abstract：:A series of 5-amino-3-methylisoxazole-4-carboxylic acid amides has been prepared by condensation of 5-amino-3-methylisoxazole-4-carboxylic acid with ethyl chloroformate. The resulting mixed anhydride undergoes condensation with appropriate phenylamides to form the corresponding amides 6-16. The compounds obtained were...

journal_title：Archiv der Pharmazie

authors： Ryng S,Zimecki M,Sonnenberg Z,Mokrosz MJ

更新日期：1999-05-01 00:00:00

abstract：:Synthesis of some new derivatives of 2-aryl-4-oxo-1-(4-quinazolyl)quinazolines is described. Methyl N-(4-quinazolyl)anthranilate was allowed to react with phenyl iso(thio)cyanate to give 3-phenyl-1-(4-quinazolyl)-1, 2, 3, 4-tetrahydro-2, 4-dioxo- and 4-oxo-2-thioxoquinazolines (3a and 3b respectively) Alternatively, a...

journal_title：Archiv der Pharmazie

authors： Gineinah MM,El-Sherbeny MA,Nasr MN,Maarouf AR

更新日期：2002-01-01 00:00:00

abstract：:In accordance with the significant impetus of the discovery of potent vascular endothelial growth factor receptor 2 (VEGFR-2) inhibitors, herein, we report the design, synthesis, and anticancer evaluation of 12 new N-substituted-4-phenylphthalazin-1-amine derivatives against HepG2, HCT-116, and MCF-7 cells as VEGFR-2 ...

journal_title：Archiv der Pharmazie

authors： El-Adl K,Ibrahim MK,Khedr F,Abulkhair HS,Eissa IH

更新日期：2020-11-16 00:00:00

abstract：:Michael-type reaction of compounds of type 9 were studied. Addition reactions with acrolein and methyl vinyl ketone, respectively, lead--depending on the conditions--to pyridoindoles of type 16 and 14 and/or to tetrahydrocarbazoles of type 17 and 15. With Triton B compounds 15 undergo retro-Michael-type elimination of...

journal_title：Archiv der Pharmazie

authors： Mahboobi S,Burgemeister T,Kastner F

更新日期：1995-01-01 00:00:00

abstract：:A short series of arylhydrazones of 4-[(2-methylimidazo[1,2-a]pyridine-3-yl)azo]benzoic acid hydrazide was synthesized and tested for antimicrobial activity. All of the compounds show antimicrobial activity against Escherichia coli. A few members were also active against Klebsiella pneumoniae, Staphylococcus aureus an...

journal_title：Archiv der Pharmazie

authors： Cesur Z,Büyüktimkin S,Büyüktimkin N,Derbentli S

更新日期：1990-03-01 00:00:00

abstract：:Two new arylnaphthalide lignans, procumphthalide A (1) and 4-O-beta-D-glucopyranosyl-(1"'-->2")-beta-D-apiofuranosyldiphyllin, named procumbenoside B (2), along with cilinaphthalide B (3) and several other known compounds were isolated from the methanolic extracts of Justicia procumbens. By using NMR and other spectra...

journal_title：Archiv der Pharmazie

authors： Weng JR,Ko HH,Yeh TL,Lin HC,Lin CN

更新日期：2004-04-01 00:00:00

abstract：:A series of new positive inotropic agents was synthesized with the aim of combining the pharmacophores of the imidazolone-type phosphodiesterase (PDE) inhibitor enoximone and guanidine-type histamine H2 receptor agonists such as arpromidine. All compounds are para-substituted 4-benzoyl-5-alkyl-2-imidazolones. H2 agoni...

journal_title：Archiv der Pharmazie

authors： Glass D,Buschauer A,Tenor H,Bartel S,Will-Shahab L,Krause EG

更新日期：1995-10-01 00:00:00

abstract：:A new series of N,N'-(benzene-1,3-diyldi-1,3,4-oxadiazole-5,2-diyl)bis{2-[(5-benzene-1,3-diyl-1,3,4-oxadiazol-2-yl)amino]acetamide}(macrocycle 1), N,N'-(benzene-1,3-diyldi-1,3,4-thiadiazole-5,2-diyl)bis{2-[(5-benzene-1,3-diyl-1,3,4-thiadiazol-2-yl)amino]acetamide} (macrocycle 2) and S,S'-[benzene-1,3-diylbis(4H-1,2,4-...

journal_title：Archiv der Pharmazie

authors： Vinay Kumar B,Naik HS,Girija D,Sharath N,Sudeep HV,Joy Hoskeri H

更新日期：2012-03-01 00:00:00

abstract：:Structural studies of hydroxy-aluminum phosphates with antacid application are performed. The antacid properties of the products depend on their chemical composition and way of preparation. Scanning electron microscope, X-ray- and IR-spectroscopy have evidenced the formation of a one-phase product. The IR-spectra indi...

journal_title：Archiv der Pharmazie

authors： Misheva E

更新日期：1990-08-01 00:00:00

abstract：:The synthesis and antitumor activity screening of novel isatin based conjugates with thiazolidine and pyrazoline moieties were performed. Reaction of 3,5-diaryl-4,5-dihydropyrazoles with chloroacetyl chloride yielded starting 2-chloro-1-(3,5-diaryl-4,5-dihydropyrazol-1-yl)-ethanones which were utilized in alkylation o...

journal_title：Archiv der Pharmazie

authors： Havrylyuk D,Kovach N,Zimenkovsky B,Vasylenko O,Lesyk R

更新日期：2011-08-01 00:00:00

abstract：:Marine organisms play an important role in natural product-based drug research due to accumulation of structurally unique and bioactive metabolites. The exploration of marine-derived compounds may significantly extend the scientific knowledge of potential scaffolds for antibiotic drug discovery. Development of novel a...

journal_title：Archiv der Pharmazie

authors： Daletos G,Ancheeva E,Chaidir C,Kalscheuer R,Proksch P

更新日期：2016-10-01 00:00:00

abstract：:Patient-derived cell transplantation is an attractive therapy for regenerative medicine. However, this requires effective strategies to reliably differentiate patient cells into clinically useful cell types. Herein, we report the discovery that 5-nitro-5'hydroxy-indirubin-3'oxime (5'-HNIO) is a novel inducer of cell t...

journal_title：Archiv der Pharmazie

authors： Jung DW,Hong YJ,Kim SY,Kim WH,Seo S,Lee JE,Shen H,Kim YC,Williams DR

更新日期：2014-11-01 00:00:00

abstract：:The precise definition of the structural requirements for effective topoisomerase II poisoning by drug molecules is still an elusive issue. In the attempt to better define a pharmacophoric pattern, we prepared several conjugates combining the chemical features of two well-known topoisomerase II poisons, amsacrine and ...

journal_title：Archiv der Pharmazie

authors： Zagotto G,Gianoncelli A,Sissi C,Marzano C,Gandin V,Pasquale R,Capranico G,Ribaudo G,Palumbo M

更新日期：2014-10-01 00:00:00

abstract：:A novel series of dithiocarbamic acid 6,11-dioxo-6,11-dihydro-1H-anthra[1,2-d]imidazol-2-yl methyl esters were synthesized and their cytotoxic and apoptotic activities were evaluated on HeLa cells. Some of these compounds showed potent cytotoxic activities and are able to induce the apoptosis mechanism in this cell li...

journal_title：Archiv der Pharmazie

authors： Onder Nİ,İncesu Z,Özkay Y

更新日期：2015-07-01 00:00:00

abstract：:Copper and zinc have been found to contribute to the burden of amyloid-β (Aβ) aggregations in neurodegenerative Alzheimer's disease (AD). Dysregulation of these metals leads to the generation of reactive oxygen species (ROS) and eventually results in oxidative damage and accumulation of the Aβ peptide, which are the k...

journal_title：Archiv der Pharmazie

authors： Fu CL,Hsu LS,Liao YF,Hu MK

更新日期：2016-05-01 00:00:00

abstract：:A series of 6-chloro-3-(4-alkylphenyl)-4-thioxo-2H-1,3-benzoxazine-2(3H)-ones, 7-chloro-3-(4-alkylphenyl)-4-thioxo-2H-1,3-benzoxazine-2(3H)-ones, 6-bromo-3-(4-alkylphenyl)-4-thioxo-2H-1,3-benzoxazine-2(3H)-ones, 6,8-dibromo-3-(4-alkylphenyl)-4-thioxo-2H-1,3-benzoxazine-2(3H)-ones, 6-chloro-3-(4-alkylphenyl)-2H-1,3-ben...

journal_title：Archiv der Pharmazie

authors： Waisser K,Matyk J,Kunes J,Dolezal R,Kaustová J,Dahse HM

更新日期：2008-12-01 00:00:00

abstract：:(2S,3R)-3,7-Diamino-2-hydroxy-heptanoyl-Leu-Pro-OH [(2S,3R)-DAHHA-Leu-Pro-OH, 4], analogue of the N-terminal tripeptide of probestin, has been synthesized, and tested as inhibitor of AP-B, Leu-AP, AP-M, and enkephalin-degrading APs, and as analgesic. In order to establish structure-activity relationships the dipeptide...

journal_title：Archiv der Pharmazie

authors： Herranz R,Vinuesa S,Pérez C,García-López MT,De Ceballos ML,Murillo FM,del Río J

更新日期：1992-08-01 00:00:00

abstract：:Polyketide-derived macrolactones like zearalenone (1), zearalane (2) or curvularin (3) display a wide range of interesting pharmacological activities. Here, we present a short and efficient approach towards this class of natural products by a combination of the Sonogashira and Mitsunobu reactions. The resulting lacton...

journal_title：Archiv der Pharmazie

authors： Krauss J,Unterreitmeier D,Neudert C,Bracher F

更新日期：2005-12-01 00:00:00

abstract：:The plant pentacyclic alkaloid camptothecin and its structural analogs were extensively studied. These compounds are interesting due to the antitumor activity associated with their ability to inhibit topoisomerase I in tumor cells. During the last decades of the 20th century, a large number of the silicon-containing c...

journal_title：Archiv der Pharmazie

authors： Lazareva NF,Baryshok VP,Lazarev IM

更新日期：2018-01-01 00:00:00

abstract：:A series of new indole derivatives 1-18 was synthesized and tested for their cytotoxic activity on a panel of 60 tumor cell lines. Additionally, molecular docking was carried out to study their binding pattern and binding affinity in the VEGFR-2 active site using sorafenib as a reference VEGFR-2 inhibitor. Based on th...

journal_title：Archiv der Pharmazie

authors： Roaiah HM,Ghannam IAY,Ali IH,El Kerdawy AM,Ali MM,Abbas SE,El-Nakkady SS

更新日期：2018-02-01 00:00:00

abstract：:Increases in the intracellular levels of glutathione (GSH) in cancer cells have been implicated in the development of acquired resistance to platinum antitumor agents. On the other hand, little information is available on the relationships between intracellular GSH levels in non-treated cancer cells and their response...

journal_title：Archiv der Pharmazie

authors： Boubakari,Bracht K,Neumann C,Grünert R,Bednarski PJ

更新日期：2004-12-01 00:00:00

abstract：:Synthesis of a new series of 3,4-diarylpyrazole-1-carboxamide derivatives is described. Their antiproliferative activity against A375P human melanoma cell line was tested and the effect of substituents on the diarylpyrazole scaffold was investigated. The biological results indicated that five synthesized compounds (Ig...

journal_title：Archiv der Pharmazie

authors： El-Gamal MI,Choi HS,Cho HG,Hong JH,Yoo KH,Oh CH

更新日期：2011-11-01 00:00:00

abstract：:10 is a beta-carboline analogue of the neuroleptic flutroline2a,b) with significant lower affinity at the dopamine D2 binding site. Various synthetic routes to 10 and the solid state structure of 8 are described, structure activity relations, in particular the importance of the "S-shape" and the rigid dopamine conform...

journal_title：Archiv der Pharmazie

authors： Lehmann J,Knoch F,Jiang N

更新日期：1993-12-01 00:00:00

abstract：:6-Amino-5-imino-pyrazolo[4',3':5,6]pyrano[2,3-d]pyrimidine derivative 4 and pyrazolo-[4',3':5,6]pyrano[2,3-d]pyrimidin-5-ylhydrazine derivative 5 were prepared starting from 6-amino-3-methyl-4-(p-nitrophenyl)-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile 1. The synthesis and structure characterization of 9,11-dihydr...

journal_title：Archiv der Pharmazie

authors： Shamroukh AH,Zaki ME,Morsy EM,Abdel-Motti FM,Abdel-Megeid FM

更新日期：2007-07-01 00:00:00

abstract：:Stress is implicated in the pathogenesis of numerous disorders such as cardiovascular diseases or neurodegeneration. The extensive overlap between diseases attributed to stress and oxidative damage is indicative of their potential relationship. We hereby study the influence of alpha-tocopherol (alpha-toc) on the devel...

journal_title：Archiv der Pharmazie

authors： Tsiakitzis K,Kourounakis AP,Tani E,Rekka EA,Kourounakis PN

更新日期：2005-07-01 00:00:00

abstract：:Design, synthesis, and cytotoxic activity of amidine derivatives of melphalan are described and structure-activity relationships are discussed. Evaluation of the cytotoxicity of these compounds employing a MTT assay and inhibition of [(3)H]thymidine incorporation into DNA in both MDA-MB-231 and MCF-7 human breast canc...

journal_title：Archiv der Pharmazie

authors： Bielawska A,Bielawski K,Anchim T

更新日期：2007-05-01 00:00:00

abstract：:Starting from the commercially available 6-methyl-2-pyridylamine (1) the pyrido[3,2-e][1,4]diazepine 14a was synthesized in 12 steps with 7% total yield. 14a, the N-methyl derivative 14b, the thiolactam 15a, the amidine 16, and the 1,2,4-triazole 17 were tested for anti-HIV-1-activity. None of the compounds tested pos...

journal_title：Archiv der Pharmazie

authors： Görlitzer K,Wilpert C,Rübsamen-Waigmann H,Suhartono H,Wang L,Immelmann A

更新日期：1995-03-01 00:00:00

abstract：:The synthesis and odour properties of the new santalol analogue, methyl-beta-santalol, are described. The additional methyl group adjacent to the hydroxyl function of the standard molecule, beta-santalol, deprives the new compound of the sandalwood note. The synthesis and the odour evaluation of this compound supports...

journal_title：Archiv der Pharmazie

authors： Buchbauer G,Zechmeister-Machhart F,Weiss-Greiler P,Wolschann P

更新日期：1997-04-01 00:00:00

abstract：:A new series of pyrazole, phenylpyrazole, and pyrazoline analogs of diarylpentanoids (excluding compounds 3a, 4a, 5a, and 5b) was pan-assay interference compounds-filtered and synthesized via the reaction of diarylpentanoids with hydrazine monohydrate and phenylhydrazine. Each analog was evaluated for its anti-inflamm...

journal_title：Archiv der Pharmazie

authors： Mohd Faudzi SM,Leong SW,Auwal FA,Abas F,Wai LK,Ahmad S,Tham CL,Shaari K,Lajis NH,Yamin BM

更新日期：2021-01-01 00:00:00