[2-Amino-3-cyano-dihydroindol-5-ones. 3. The chemical reactivity of a new class of compounds].

abstract：:Biphenyl nitriles 5a-c, terphenyl dinitriles 11a-d, and naphthalene-bis(benzonitrile) 11c were prepared by palladium-catalyzed cross coupling reactions and subsequently converted to biphenyl amidines 8a-c and bis(benzamidines) 4a-e. Among the biphenyl amidines 8 only the meta-derivative 8b inhibits factor Xa and tryps...

journal_title：Archiv der Pharmazie

authors： von der Saal W,Engh RA,Eichinger A,Gabriel B,Kucznierz R,Sauer J

更新日期：1996-02-01 00:00:00

abstract：:A novel series of hybrid molecules 4a-i and 5a-i were prepared by condensation of 4-(trimethylsilylethynyl)benzaldehyde 1 with substituted o-phenylenediamines. These in turn were reacted with 2-(azidomethoxy)ethyl acetate in a Cu alkyne-azide cycloaddition (CuAAC) to generate the 1,2,3-triazole pharmacophore under mic...

journal_title：Archiv der Pharmazie

authors： Ouahrouch A,Ighachane H,Taourirte M,Engels JW,Sedra MH,Lazrek HB

更新日期：2014-10-01 00:00:00

abstract：:New phosphoramide mustards (6-8) have been prepared from the antibiotics 2 and 3, and from 5. The mixture of cyclophosphamides could be separated by preparative layer and column chromatography. The assignments of configuration to the isomeric phosphoramidates was based on the magnetic anisotropy of the P = O bond. The...

journal_title：Archiv der Pharmazie

authors： Csorvási A,Kövér KE,Menyhárt MM,Sztaricskai F,Dobrynin YV,Nikolaeva TG

更新日期：1998-09-01 00:00:00

abstract：:The stereoisomers of amidinomycin 7 and their intermediates 1-6, which are produced from homochiral 3-oxocyclopentanecarboxylic acids by asymmetric synthesis, are tested for their antimicrobial effects by agar diffusion test and by Bouillon serial dilution assay. Their antibiotic activities against Bacillus subtilis, ...

journal_title：Archiv der Pharmazie

authors： Sung SY,Kist M,Frahm AW

更新日期：1997-01-01 00:00:00

abstract：:Several chloro- and iodo-lignanolides have been obtained by direct halogenation of aromatic rings from yatein and 4'-O-demethylyatein. They were assayed as antineoplastics, in order to check the influence in the activity of substitution in both aromatic rings. Although these compounds show a modest antineoplastic acti...

journal_title：Archiv der Pharmazie

authors： Medarde M,Peláez-Lamamié de Clairac R,López JL,Grávalos DG,San Feliciano S

更新日期：1995-09-01 00:00:00

abstract：:A synthesis of two new active substances, DOMCl (1-(4-chloromethyl-2, 5-dimethoxyphenyl)-2-propanamine; 2) and DOMOM (1-(2, 5-dimethoxy-4-methoxymethylphenyl)-2-propanamine; 3), was developed. Unexpectedly, the Blanc reaction permitted successful synthesis of 2, 5-dimethoxyphenylpropylamine derivatives having a substi...

journal_title：Archiv der Pharmazie

authors： Harms A,Ulmer E,Kovar KA

更新日期：2003-06-01 00:00:00

abstract：:The synthesis of tacrine-thiadiazolidinone hybrids is described. These compounds are designed as dual acetylcholinesterase inhibitors binding simultaneously to the peripheral and catalytic sites of the enzyme. All tested compounds exhibit significant AChE inhibitory activity. Competition assays using propidium as refe...

journal_title：Archiv der Pharmazie

authors： Dorronsoro I,Alonso D,Castro A,del Monte M,García-Palomero E,Martínez A

更新日期：2005-01-01 00:00:00

abstract：:Mono-Mannich bases, 1-aryl-3-phenethylamino-1-propanone hydrochlorides, 1a, 2a, 3a, 4a, 5a, 6a, 7a, 8a, 9a, and semi-cyclic mono-Mannich bases, 3-aroyl-4-aryl-1-phenethyl-4-piperidinols, 1b, 2b, 3b, 4b, 5b, 6b, 7b, 8b, 9b, were synthesized by a non-classical Mannich reaction. The aryl part was: C(6)H(5 )for 1a, 1b; 4-...

journal_title：Archiv der Pharmazie

authors： Mete E,Ozelgul C,Kazaz C,Yurdakul D,Sahin F,Inci Gul H

更新日期：2010-05-01 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：: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：:New condensed derivatives of anpirtoline, in which the pyridine ring is replaced with quinoline, quinazoline, 7-chloroquinoline, and 7-chloroquinazoline nuclei, have been synthesized. Their receptor binding profiles (5-HT1A, 5-HT1B) and analgesic activity (hot plate, acetic acid induced writhing) have been studied. Th...

journal_title：Archiv der Pharmazie

authors： Rádl S,Hezky P,Proska J,Krejcí I

更新日期：2000-11-01 00:00:00

abstract：:A range of novel pyridine-2,4,6-tricarbohydrazide thiourea compounds (4a-i) were synthesized in good to excellent yields (63-92%). The enzyme inhibitory potentials of these compounds were investigated against α- and β-glucosidases because these enzymes play a crucial role in treating type-2 diabetes mellitus (T2DM). A...

journal_title：Archiv der Pharmazie

authors： Rehman TU,Riaz S,Khan IU,Ashraf M,Bajda M,Gawalska A,Yar M

更新日期：2018-01-01 00:00:00

abstract：:MXT-M-3,2 breast cancer implanted into female B6D2F1 mice accelerates the growth of an identical second tumor. This process is accompanied by a significant increase of the granulocyte and monocyte numbers in the blood and of the granulocyte and macrophage numbers in the spleen. A significant positive correlation of st...

journal_title：Archiv der Pharmazie

authors： Schlemmer R,Spruss T,Bernhardt G,Schönenberger H

更新日期：2000-12-01 00:00:00

abstract：:Fifteen new indazole derivatives have been synthesized. In the Born test, compounds (4f) and (4g) were most active. They inhibited the blood platelet aggregation induced by collagen with an IC(50) = 85 or 90 microM, respectively. After oral administration to rats (60 mg/kg) three of the compounds significantly inhibit...

journal_title：Archiv der Pharmazie

authors： Yildiz AK,Rehse K,Stasch JP,Bischoff E

更新日期：2004-06-01 00:00:00

abstract：:A new series of 2-(3-(N-(substituted phenyl)sulfamoyl)ureido)benzothiazoles was synthesized via a one-pot efficient and scalable method, involving the condensation of 2-aminobenzothiazoles derivatives, substituted anilines, and chlorosulfonyl isocyanate. The products were obtained in good yield with a simple workup, a...

journal_title：Archiv der Pharmazie

authors： Cheraiet Z,Meliani S,Nessaib M,Hessainia S,Boukhari A,Djahoudi A,Regainia Z

更新日期：2019-08-01 00:00:00

abstract：:A range of 11 derivatives of flavone-8-acetic acid (FAA) in which the structure has been substantially altered in different ways have been prepared and their anti-tumour activity evaluated in vitro against a panel of human and murine tumour cell lines and in vivo against MAC 15A. The generally poor activity observed s...

journal_title：Archiv der Pharmazie

authors： Aitken RA,Bibby MC,Cooper PA,Double JA,Laws AL,Ritchie RB,Wilson DW

更新日期：2000-06-01 00:00:00

abstract：:Fourteen new 1-[(N, N-disubstituted thiocarbamoylthio)acetyl]-3-(2-thienyl)-5-aryl-2-pyrazoline derivatives (7a-n) were synthesised by reacting 1-(chloroacetyl)-3-(2-thienyl)-5-aryl-2-pyrazolines (5a-g) and appropriate sodium salts of N, N-disubstituted dithiocarbamoic acids (6a, b). The structures of the synthesised ...

journal_title：Archiv der Pharmazie

authors： Turan-Zitouni G,Ozdemir A,Güven K

更新日期：2005-03-01 00:00:00

abstract：:Permeability glycoprotein (P-gp) is involved in the pathology of various diseases including cancer and epilepsy, mainly through the translocation of some medicines across the cell membrane. Here, we employed image-based quantitative structure-activity relationship (QSAR) models to predict the P-gp inhibitory activity ...

journal_title：Archiv der Pharmazie

authors： Shayanfar S,Shayanfar A,Ghandadi M

更新日期：2016-02-01 00:00:00

abstract：:Styrylquinazoline derivatives were prepared by Perkin condensation and evaluated for inhibitory activity against HIV-1 integrase. Among them, compound 5c containing a free catechol ring was the most potent (IC(50)=0.8 +/- 1.9 microM)and showed 6-fold more potency than the corresponding styrylquinoline compound (IC(50)...

journal_title：Archiv der Pharmazie

authors： Lee JY,Park JH,Lee SJ,Park H,Lee YS

更新日期：2002-06-01 00:00:00

abstract：:1-Acetylcarbazoles are readily converted to 3-desazacanthin-4-ones upon treatment with Bredereck's reagent, but in contrast to canthin-4-ones, these do not undergo ring transformation reactions with guanidine. Only after N-protection (methyl or 2-(trimethylsilyl)ethoxymethyl group), 2-desaza analogues of the alkaloid ...

journal_title：Archiv der Pharmazie

authors： Strödke B,Gehring AP,Bracher F

更新日期：2015-02-01 00:00:00

abstract：:New 5-(2-arylethenyl)-1, 2, 4-triazine N-oxide and N, N'-dioxide derivatives were synthesized in order to obtain compounds as selective hypoxic cell cytotoxins. The desired products were obtained when the 5-methyl heterocycle reacted with the corresponding iminium electrophiles. The new compounds were tested for their...

journal_title：Archiv der Pharmazie

authors： Cerecetto H,González M,Risso M,Saenz P,Olea-Azar C,Bruno AM,Azqueta A,De Ceráin AL,Monge A

更新日期：2004-05-01 00:00:00

abstract：:The histone deacetylase (HDAC) enzyme plays an important role in gene transcription. Inhibitors of histone deacetylases induce cell differentiation and suppress cell proliferation in tumor cells. Hydroxamates with rigid linker have displayed better inhibition profiles than those with linear and flexible aliphatic link...

journal_title：Archiv der Pharmazie

authors： Chakrabarty S,Jasmine,Bhadaliya C,Sinha BN,Mahesh A,Bai H,Blond SY,Jayaprakash V

更新日期：2010-03-01 00:00:00

abstract：:A series of oximes deriving from 5-arylidene-pyrrolidine-2,3,4-triones and pyridine-2,3,4-triones has been prepared. The presence of the tautomeric nitrosoenol was proven in solutions of alpha-ketooxime 7a. The binding affinity of the new oximes toward the N-methyl-D-aspartate (glycine site) receptor has been measured...

journal_title：Archiv der Pharmazie

authors： Poschenrieder H,Höfner G,Stachel HD

更新日期：1999-09-01 00:00:00

abstract：:A new series of 1,4-disubstituted phthalazinylpiperazine derivatives 7a-f, 12a-f and 20a-f were designed and synthesized in order to develop potent and selective antitumor agents. The target compounds were screened for their cytotoxic activities against A549, HT-29 and MDA-MB-231 cancer cell lines in vitro. Among them...

journal_title：Archiv der Pharmazie

authors： Liu Y,Zhang S,Li Y,Wang J,Song Y,Gong P

更新日期：2012-04-01 00:00:00

abstract：:A novel dimer of 2-(4-pyridylmethyl)-1-indanone (2) was obtained while carrying out aldol condensation of 1-indanone with pyridine-4-carboxaldehyde in potassium hydroxide. The structure of dimer 3 has been established using various spectral techniques and was screened for its ability to inhibit the cytochrome P(450) e...

journal_title：Archiv der Pharmazie

authors： Gupta R,Jindal DP,Jit B,Narang G,Palusczak A,Hartmann RW

更新日期：2004-07-01 00:00:00

abstract：:The synthesis and preliminary assays as hypocholesterolemic agents of five N-diphenylmethylpiperazines are described. The evaluations were carried out in hypercholesterolemic mice and two of these compounds were more effective than bezafibrate in the test employed. The di-p-chlorosubstituted compounds showed higher ac...

journal_title：Archiv der Pharmazie

authors： Alivert A,Canals F,Bonet JJ,Gómez-Parra V,Sánchez-Alonso F

更新日期：1991-09-01 00:00:00

abstract：:2- or 6-(1-Hydroxyiminoalkyl)-5,8-dimethoxy-1,4-naphthoquin-one (DMNQ) and 6-(1-propyloxyimino- alkyl)-DMNQ derivatives were synthesized, and their inhibitory effects on DNA topoisomerase-I (TOPO-I) and antiproliferative activities against L1210 cells were examined. In a comparison, it was found that 6-(1-hydroxyimino...

journal_title：Archiv der Pharmazie

authors： Song GY,Kim Y,You YJ,Cho H,Kim SH,Sok DE,Ahn BZ

更新日期：2000-04-01 00:00:00

abstract：:In an attempt to counteract bacterial pathogenicity, a set of novel imidazolidine-2,4-dione and 2-thioxoimidazolidin-4-one derivatives was synthesized and evaluated as inhibitors of bacterial virulence. The new compounds were characterized and screened for their effects on the expression of virulence factors of Pseudo...

journal_title：Archiv der Pharmazie

authors： Mohamed B,Abdel-Samii ZK,Abdel-Aal EH,Abbas HA,Shaldam MA,Ghanim AM

更新日期：2020-05-01 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：:Novel sulfur-containing glutethimide derivatives, substituted with either thiol or methylsulfide groups in the ortho/para positions of the aromatic ring, were synthesized and tested for both human placental aromatase and bovine adrenocortical desmolase inhibitory activities. The synthesis was achieved by the chlorosul...

journal_title：Archiv der Pharmazie

authors： Bednarski PJ,Hartmann RW

更新日期：1993-07-01 00:00:00