[Esters of beta-carboline-3-carboxylic acids with alicyclic alcohols--synthesis and benzodiazepine receptor affinity].

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：: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：:Several 5-alkoxy-tetrazolo[1,5-a]quinazoline derivatives have been synthesized by reacting 2,4-dichloroquinazoline with various phenols or aliphatic alcohol and then with sodium azide. The structures of these compounds have been confirmed by IR, MS,( 1)H-NMR, and elementary analysis. Anticonvulsant activities were eva...

journal_title：Archiv der Pharmazie

authors： Wang HJ,Wei CX,Deng XQ,Li FL,Quan ZS

更新日期：2009-11-01 00:00:00

abstract：:The synthesis and biological evaluation of ethyl 8-oxo-5,6,7,8-tetrahydro-thiazolo[3,2-a][1,3]diazepin-3-carboxylate (HIE-124, 4), as a member of a new generation of ultra-short acting hypnotics is described. HIE-124 4 exhibited potent in-vivo activity with a very rapid onset of action and a shorter duration of action...

journal_title：Archiv der Pharmazie

authors： Kadi AA,El-Kashef HA,Abdel-Aziz AA,Hassan GS,Tettey J,Grant MH,Lehmann J,El-Subbagh HI

更新日期：2008-02-01 00:00:00

abstract：:Structural feature analysis of chlorogenic acid derivatives made up of varying lengths of alkyl groups as α-glucosidases inhibitors were performed by QSAR techniques. The statistically significant models derived from the study were validated by leave one out, Y-randomization and test set methods. The predictive capaci...

journal_title：Archiv der Pharmazie

authors： Narayana Moorthy NS,Ramos MJ,Fernandes PA

更新日期：2012-04-01 00:00:00

abstract：:Isatin and azole moieties, which have the ability to form various noncovalent interactions with different therapeutic targets, are common pharmacophores in drug development. Isatin and azole derivatives possess promising in vitro and in vivo anticancer activity, and many of them, such as semaxanib, sunitinib, and carb...

journal_title：Archiv der Pharmazie

authors： Hou Y,Shang C,Wang H,Yun J

更新日期：2020-01-01 00:00:00

abstract：:A rapid and efficient one-pot condensation reaction of long-chain alkyl and alkenyl acid hydrazides and nitriles was carried out to afford 3,5-disubstituted-1H-1,2,4-triazoles. The compounds 5a-o were screened for in-vitro antibacterial activity against the representative panel of two Gram-positive and two Gram-negati...

journal_title：Archiv der Pharmazie

authors： Sharma S,Gangal S,Rauf A,Zahin M

更新日期：2008-11-01 00:00:00

abstract：:A series of hydroxy-substituted chalcone oxime derivatives were synthesized. These compounds were then evaluated for their inhibitory activities on tyrosinase and melanogenesis in murine B16F10 melanoma cells. The structures of the synthesized compounds were confirmed by (1) H NMR, (13) C NMR, FTIR, and HRMS. Two of t...

journal_title：Archiv der Pharmazie

authors： Radhakrishnan SK,Shimmon RG,Conn C,Baker AT

更新日期：2016-01-01 00:00:00

abstract：:The diffusion of a series of non steroidal antiinflammatory drugs through a silicone rubber membrane has been studied from suspensions both of the free and beta-cyclodextrin complexes forms at different pH values of the medium. Higher diffusion rates of the complexed forms as compared with the free ones and a rate-lim...

journal_title：Archiv der Pharmazie

authors： Orienti I,Cavallari C,Zecchi V,Fini A

更新日期：1989-04-01 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 synthesis and biological evaluation of oximes of 2-aryl-6-methoxy-3,4-dihydronaphthalene (7a, 7b, 14a, 14b) as nonsteroidal inhibitors of 17 alpha-hydroxylase-C17,20-lyase (P450 17, CYP 17) is described. The target compounds were synthesized and identified by 1H NMR and MS. The preparation of the key intermediates...

journal_title：Archiv der Pharmazie

authors： Zhuang Y,Hartmann RW

更新日期：1998-01-01 00:00:00

abstract：:The ongoing interest in very efficient systems for the imitation of cytochrome P-450-dependent monooxygenase reactions, consisting of metalloporphyrin and oxygen donor, prompted us to develop a method to compare the catalytic activity of soluble metalloporphyrins with those which have been immobilised on different sil...

journal_title：Archiv der Pharmazie

authors： Lübbe AN,Rickerts B,Duchstein HJ

更新日期：2006-12-01 00:00:00

abstract：:The shock-induced serine protease HtrA1 is a potential regulator of human placenta development during pregnancy. The protein contains a functional PDZ domain that has been solved in complex with a phage display-derived heptapeptide: Asp-6 Ser-5 Arg-4 Ile-3 Trp-2 Trp-1 Val0 . In this study, a rationally designed haloge...

journal_title：Archiv der Pharmazie

authors： Dou SF,Liu H,Cao TM,Wen QL,Li J,Shao QC

更新日期：2016-04-01 00:00:00

abstract：:36 Novel heterocyclic chalcone derivatives were synthesized and tested for their anti-bacterial activity. Some compounds presented good anti-microbial activities against Gram-positive bacteria (including the multidrug-resistant clinical isolates). This class of compounds presented high potency against Streptococcus mu...

journal_title：Archiv der Pharmazie

authors： Zheng CJ,Jiang SM,Chen ZH,Ye BJ,Piao HR

更新日期：2011-10-01 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：: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：:Derivatives of the recently described potent neuroprotective 7-O-cinnamoylsilibinin ester were prepared: its hemisuccinate to improve water solubility and the dehydrosilibinin ester that was shown to form in assay media to investigate its role in overall neuroprotective effects. 7-O-Cinnamoyl-2,3-dehydrosilibinin is l...

journal_title：Archiv der Pharmazie

authors： Schramm S,Gunesch S,Lang F,Saedtler M,Meinel L,Högger P,Decker M

更新日期：2018-11-01 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：:A facile synthesis of a group of novel thiazole-pyrazolone hybrids and their investigation for angiotensin-converting enzyme (ACE) inhibition are reported in this study. These compounds were synthesized using a well-known approach, based on the condensation of ethyl acetoacetate with thiazolylhydrazines, and character...

journal_title：Archiv der Pharmazie

authors： You H,Su X,Su G

更新日期：2020-12-01 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：:Poly(vinyl alcohol) was crosslinked with ethylene glycol diglycidyl ether to obtain hydrogel-forming polymers. The polymers were also substituted with oleoyl chloride, providing hydrogels with weak solubility. These new polymeric materials were evaluated for the formulation of sustained drug delivery systems. Vancomyc...

journal_title：Archiv der Pharmazie

authors： Orienti I,Treré R,Luppi B,Bigucci F,Cerchiara T,Zuccari G,Zecchi V

更新日期：2002-03-01 00:00:00

abstract：:A series of novel N(1)-[5-(4-substituted phenyl)-1,3,4-thiadiazol-2-yl]-N(4)-(4-substituted benzaldehyde)-semicarbazone 1-12, N(1)-[5-(4-substituted phenyl)-1,3,4-thiadiazol-2-yl]-N(4)-[1-(4-substituted phenyl)ethanone]-semicarbazone 13-16, and N(1)-[5-(4-substituted phenyl)-1,3,4-thiadiazol-2-yl]-N(4)-[1-(4-substitut...

journal_title：Archiv der Pharmazie

authors： Rajak H,Deshmukh R,Aggarwal N,Kashaw S,Kharya MD,Mishra P

更新日期：2009-08-01 00:00:00

abstract：:2-Acetyl-(6-picolyl)-4N-substituted thiosemicarbazones and their copper(II) complexes were shown to be potent antineoplastic and cytotoxic agents against murine and human cultured cells. Numerous derivatives were as active against solid tumor growth as clinically useful agents. The agents inhibited L1210 DNA and RNA s...

journal_title：Archiv der Pharmazie

authors： Miller MC 3rd,Bastow KF,Stineman CN,Vance JR,Song SC,West DX,Hall IH

更新日期：1998-04-01 00:00:00

abstract：:The oncoprotein cytotoxic associated gene A (CagA) of Helicobacter pylori plays a pivotal role in the development of gastric cancer, so it has been an important target for anti-H. pylori drugs. Conventional drugs are currently being implemented against H. pylori. The inhibitory role of plant metabolites like curcumin ...

journal_title：Archiv der Pharmazie

authors： Srivastava AK,Tewari M,Shukla HS,Roy BK

更新日期：2015-08-01 00:00:00

abstract：:[4-(Adamantane-1-carboxamido)-3-oxo-1-thia-4-azaspiro[4.4]nonan-2-yl]acetic acid (4a) and [4-(adamantane-1-carboxamido)-8-nonsubstituted/substituted-3-oxo-1-thia-4-azas-piro[4.5]decane-2-yl]acetic acid (4b-g) derivatives were synthesized; their structures were verified by elemental analysis, infrared spectroscopy, 1 H...

journal_title：Archiv der Pharmazie

authors： Turk-Erbul B,Karaman EF,Duran GN,Ozbil M,Ozden S,Goktas F

更新日期：2021-01-06 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：:The activity of 72 1,4-dihydropyridines as calcium channel antagonists was examined. The simplified molecular input-line entry system (SMILES) was used as representation of the molecular structure of the calcium channel antagonists. Quantitative structure-activity relationships (QSARs) were developed using CORAL softw...

journal_title：Archiv der Pharmazie

authors： Veselinović AM,Milosavljević JB,Toropov AA,Nikolić GM

更新日期：2013-02-01 00:00:00

abstract：:Three ketomethylene pseudodideptide analogues [(S)Lys psi(COCH2)(R and S)Phe (14 or 15 and 15 or 14) and (S)Lys psi(COCH2)(xi Trp (19)] of natural arphamenine A [(S)Arg psi(COCH2(R,S)Phe (1)] were easily prepared by a route involving two successive main reactions: a malonic ester alkylation with Z-protected lysine iod...

journal_title：Archiv der Pharmazie

authors： García-López MT,González-Muñiz R,Hartoa JR,Gómez-Monterrey I,Pérez C,De Ceballos ML,López E,Del Río J

更新日期：1992-01-01 00:00:00

abstract：:3'-Azidonucleosides 4 have been synthesized by condensation of silylated (Z)-5-ethylidenehydantoin and (Z)-5-benzylidenehydantoin with methyl 3-azido-5-O-tert-butyldiphenylsilyl-2,3-dideoxy-D-erythro-pento furanoside (3). The nucleosides 4 were deblocked on treatment with tetrabutylammonium fluoride. The ethylidene gr...

journal_title：Archiv der Pharmazie

authors： el-Barbary AA,Khodair AI,Pedersen EB

更新日期：1994-10-01 00:00:00