Short and efficient approach towards macrocyclic lactones based on a Sonogashira reaction.

abstract：:Several 2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-1H-benzimidazole-5-carboxamidine analogues were synthesized for their antibacterial and antifungal activities against S. aureus, Methicillin-resistant S. aureus (MRSA), C. albicans, and C. krusei. MIC values of the targeted compounds 43-58 are comparabl...

journal_title：Archiv der Pharmazie

authors： Ates-Alagöz Z,Alp M,Kus C,Yildiz S,Buyukbingöl E,Göker H

更新日期：2006-02-01 00:00:00

abstract：:A new series of 1,2,4-triazolo[4,3-c]quinazoline derivatives was designed and synthesized as Topo II inhibitors and DNA intercalators. The cytotoxic effect of the new members was evaluated in vitro against a group of cancer cell lines including HCT-116, HepG-2, and MCF-7. Compounds 14c , 14d , 14e , 14e , 15b , 18b , ...

journal_title：Archiv der Pharmazie

authors： Alesawy MS,Al-Karmalawy AA,Elkaeed EB,Alswah M,Belal A,Taghour MS,Eissa IH

更新日期：2020-11-23 00:00:00

abstract：:New analogues of nifedipine, in which the 2-nitrophenyl group at position 4 is replaced by a 1-methyl-5-nitro-2-imidazolyl substituent, were synthesized. The symmetrical dialkyl 1, 4-dihydro-2, 6-dimethyl-4-(1-methyl-5-nitro-2-imidazolyl)-3, 5-pyridinedicarboxylates were prepared by a classical Hantzsch condensation. ...

journal_title：Archiv der Pharmazie

authors： Miri R,Javidnia K,Kebriaie-Zadeh A,Niknahad H,Shaygani N,Semnanian S,Shafiee A

更新日期：2003-09-01 00:00:00

abstract：:Several 4-cyano-1,5-diphenylpyrazoles attached to different heterocyclic ring systems at position 3 were synthesized starting from ethyl 4-cyano-1,5-diphenyl-1H-pyrazole-3-carboxylate 1. The newly synthesized compounds were tested in vivo for their anti-estrogenic effects and evaluated in vitro for their cytotoxic pro...

journal_title：Archiv der Pharmazie

authors： Farag AM,Mayhoub AS,Eldebss TM,Amr AG,Ali KA,Abdel-Hafez NA,Abdulla MM

更新日期：2010-07-01 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：: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 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：: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：:Platensimycin is a natural product isolated from various strains of Streptomyces platensis which exhibits antimicrobial activity against Gram positive bacteria, including vancomycin- and linezolide-resistant species. Analogues of platensimycin were synthesized from 3-aminobenzoic acid or other aniline derivatives and ...

journal_title：Archiv der Pharmazie

authors： Krauss J,Knorr V,Manhardt V,Scheffels S,Bracher F

更新日期：2008-06-01 00:00:00

abstract：:A series of dialkyl, dicycloalkyl, and diaryl ester analogues of nifedipine, in which the ortho-nitro phenyl group at position 4 is replaced by the 4-(5)-chloro-2-ethyl-5-(4)-imidazolyl substituent, were synthesized and evaluated as calcium channel antagonists using the high K+ contraction of guinea pig ileal longitud...

journal_title：Archiv der Pharmazie

authors： Davood A,Mansouri N,Rerza Dehpour A,Shafaroudi H,Alipour E,Shafiee A

更新日期：2006-06-01 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：: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：:In the present study, a novel series of polyfunctionalized imidazopyrimidines 6a-u and 9a-d were efficiently constructed by a domino reaction between 2-imino-6-substituted-2,3-dihydropyrimidin-4(1H)-ones 4a-d or 8a-c and 2-bromoacetophenones 5a-i under mild basic conditions. The synthesized series were screened for th...

journal_title：Archiv der Pharmazie

authors： Abdel-Mohsen HT,Abood A,Flanagan KJ,Meindl A,Senge MO,El Diwani HI

更新日期：2020-03-01 00:00:00

abstract：:A series of homochiral 7-substituted 1-aminoindans was prepared by means of asymmetric reductive amination from racemic 7-substituted 1-indanones via E-imines and E-imine/enamine mixtures, respectively, and subjected to 5-hydroxytryptamine (5-HT) receptor subtype binding studies. The ee's of the title compounds were d...

journal_title：Archiv der Pharmazie

authors： Landsiedel-Maier D,Frahm AW

更新日期：1998-02-01 00:00:00

abstract：:Previously, we demonstrated that certain heterocyclic compounds derived from 3-substituted-1,2,4-triazole-5-thiones had promising analgesic/anti-inflammatory activities together with low ulcerogenic properties. Therefore, we sought to design and synthesize new derivatives of triazol-5-thiones-fused heterocycles. In th...

journal_title：Archiv der Pharmazie

authors： Sert-Ozgur S,Tel BC,Somuncuoglu EI,Kazkayasi I,Ertan M,Tozkoparan B

更新日期：2017-07-01 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：:Three series of imidazolidinium ligands (NHC precursors) substituted with 4-vinylbenzyl, 2-methyl-1,4-benzodioxane, and N-propylphthalimide were synthesized. N-Heterocyclic carbene (NHC) precursors were prepared from N-alkylimidazoline and alkyl halides. The novel NHC precursors were characterized by 1 H NMR, 13 C NMR...

journal_title：Archiv der Pharmazie

authors： Aktaş A,Taslimi P,Gülçin İ,Gök Y

更新日期：2017-06-01 00:00:00

abstract：:A series of benzamide derivatives possessing potent dopamine D2 , serotonin 5-HT1A , and 5-HT2A receptor properties were synthesized and evaluated as potential antipsychotics. Among them, 5-(4-(4-(benzo[d]isothiazol-3-yl)piperazin-1-yl)butoxy)-N-cyclopropyl-2-fluorobenzamide (4k) held the best pharmacological profile....

journal_title：Archiv der Pharmazie

authors： Xu M,Guo S,Yang F,Wang Y,Wu C,Jiang X,Zhao Q,Chen W,Tian G,Zhu F,Xie Y,Hu T,Wang Z,He Y,Shen J

更新日期：2019-04-01 00:00:00

abstract：:The new chemical entities febuxostat and topiroxostat have been approved by the US Food and Drug Administration, opening new avenues for exploiting different heterocycles other than purines as xanthine oxidase (XO) inhibitors. A different series of substituted 2-benzamido-4-methylthiazole-5-carboxylic acid derivatives...

journal_title：Archiv der Pharmazie

authors： Ali MR,Kumar S,Afzal O,Shalmali N,Ali W,Sharma M,Bawa S

更新日期：2017-02-01 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：:A series of novel N-(4,5-dihydroimidazol-2-yl)-1,3-dihydrobenzimidazole derivatives 2a-d, 3a-d and 4a-p were prepared and their structure was determined by IR and NMR spectroscopic data as well as X-ray analysis of carbonitrile 2a. The compounds were studied as potential inhibitors of the human blood platelet aggregat...

journal_title：Archiv der Pharmazie

authors： Saczewski F,Debowski T,Petrusewicz J,Trzeciak H,Krzystanek E,Krzystanek M,Gdaniec M,Nowakowska E

更新日期：1998-07-01 00:00:00

abstract：:Synthesis of a new series of 1beta-methylcarbapenems with a substituted oxadiazolopyrrolidine moiety is described. Their in vitro antibacterial activities against both Gram-positive and Gram-negative bacteria were tested and the effect of the substituent on the oxadiazole ring investigated. In particular, compounds 13...

journal_title：Archiv der Pharmazie

authors： Oh CH,Dong HG,Lee JS,Lee SC,Hong JH,Cho JH

更新日期：2003-12-01 00:00:00

abstract：:A number of C-3 spirocyclic 2-benzazepine analogs of α-phenyl-N-tert-butyl nitrone (PBN) were synthesized and tested for their activity in protecting rat brain mitochondria and dopaminergic (DA) neurons against 6-hydroxydopamine (6-OHDA), a toxin inducing destruction of the DA nigro-striatal pathway in rodent models o...

journal_title：Archiv der Pharmazie

authors： Soto-Otero R,Méndez-Álvarez E,Sánchez-Iglesias S,Labandeira-García JL,Rodríguez-Pallares J,Zubkov FI,Zaytsev VP,Voskressensky LG,Varlamov AV,de Candia M,Fiorella F,Altomare C

更新日期：2012-08-01 00:00:00

abstract：:Prevention of the formation of advanced glycation end-products (AGEs) is a reliable approach to achieve control over hyperglycemia and the associated pathogenesis of diabetic vascular complications. In these terms, new synthetic approaches to 6-nitroazolo[1,5-a]pyrimidines have been developed on the basis of the promi...

journal_title：Archiv der Pharmazie

authors： Spasov AA,Babkov DA,Sysoeva VA,Litvinov RA,Shamshina DD,Ulomsky EN,Savateev KV,Fedotov VV,Slepukhin PA,Chupakhin ON,Charushin VN,Rusinov VL

更新日期：2017-12-01 00:00:00

abstract：:The synthesis of new bischromone derivatives (4a-c and 5a-c) as potential anticancer drugs is described. The difference in the reactivity between 4-oxo-4H-chromene-3-carboxylic acid 2 (or its methyl ester 3) and 4-oxo-4H-chromene-3-carbonyl chloride 1 with three different polyamines: 3,3'-diamino-N-methyldipropylamine...

journal_title：Archiv der Pharmazie

authors： Szulawska-Mroczek A,Szumilak M,Szczesio M,Olczak A,Nazarski RB,Lewgowd W,Czyz M,Stanczak A

更新日期：2013-01-01 00:00:00

abstract：:A series of 1H,3H-thiazolo[3,4-a]benzimidazoles were synthesized and tested for their in vitro antitumour activity against 60 human tumour cell lines. Some derivatives exhibited both tumour growth inhibition activity and cellular selectivity. In particular, compound 8c, the most active of the series, was very active t...

journal_title：Archiv der Pharmazie

authors： Chimirri A,Monforte P,Musumeci L,Rao A,Zappalà M,Monforte AM

更新日期：2001-06-01 00:00:00

abstract：:The biotransformation of the positively inotropically active compound N-methyl-N-(2-hydroxy-3-phenoxy-propyl)-11-(2-aminoethyl)-6,11- dihydrodibenz[b,e]-oxepine, neutral fumarate, (Doxaminol, racemic mixture of diastereomeres) in dogs is examined. The metabolits M1-M7 were isolated and their chemical structures identi...

journal_title：Archiv der Pharmazie

authors： Neidlein R,Volland C,Kramer W

更新日期：1990-05-01 00:00:00

abstract：:A group of racemic 3-[2-nitrooxyethyl (1,3-dinitrooxy-2-propyl or 4-nitrophenylethyl)] 5-isopropyl 1,4-dihydro-2,6-dimethyl-4-[2- trifluoromethylphenyl (2-nitrophenyl or 3-nitrophenyl)]-3,5-pyridinedicarboxylates 13-15 were prepared using the Hantzsch reaction that involved the condensation of 2-nitrooxyethyl 9a, 1,3-...

journal_title：Archiv der Pharmazie

authors： Iqbal N,Knaus EE

更新日期：1996-01-01 00:00:00

abstract：:Gypsogenin (1) was obtained by acidic hydrolysis from its saponin. While the parent compound 1 acted as a selective inhibitor for butyrylcholinesterase (from equus) possessing a moderate mixed-type inhibition of the enzyme, Ki values as low as 2.67 ± 0.59 μM were determined for (3β,4α) 3-O-acetyl-olean-12-ene-23,28-di...

journal_title：Archiv der Pharmazie

authors： Heller L,Schwarz S,Weber BA,Csuk R

更新日期：2014-10-01 00:00:00

abstract：:We report on the synthesis and biological evaluation of two series of 2,4,5-polysubstituted thiazoles comprising the acid hydrazide functionality and some derived pharmacophores known to contribute to various chemotherapeutic activities. All newly synthesized compounds were subjected to in-vitro antibacterial and anti...

journal_title：Archiv der Pharmazie

authors： Al-Saadi MS,Faidallah HM,Rostom SA

更新日期：2008-07-01 00:00:00