Abstract:
:A regiospecific synthesis of a series of 1-sulfonyl azepinoindoles as potent 5-HT6 ligands is reported.
journal_name
Bioorg Med Chem Lettjournal_title
Bioorganic & medicinal chemistry lettersauthors
Liu KG,Lo JR,Comery TA,Zhang GM,Zhang JY,Kowal DM,Smith DL,Di L,Kerns EH,Schechter LE,Robichaud AJdoi
10.1016/j.bmcl.2008.06.030subject
Has Abstractpub_date
2008-07-15 00:00:00pages
3929-31issue
14eissn
0960-894Xissn
1464-3405pii
S0960-894X(08)00679-3journal_volume
18pub_type
杂志文章abstract::Cyclin-dependent kinase 5 (CDK5) is a serine-threonine protein kinase that plays a significant role in neuronal development. In association with p25, CDK5 abnormally phosphorylates a number of cellular targets involved in neurodegenerative disorders. Using active site homology and previous structure-activity relations...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.10.027
更新日期:2009-12-01 00:00:00
abstract::Dantrolene, the only therapeutic agent for malignant hyperthermia, is known to have not only a muscle relaxant effect, but also a neuroprotective effect and Alzheimer's disease improving effect. Recently, it has been reported that dantrolene has a weak inhibitory effect on acetylcholinesterase (AChE), which is a thera...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2019.126888
更新日期:2020-02-15 00:00:00
abstract::Two natural piperamides (piperlonguminine and refrofractamide A) and their derivatives were synthesized and evaluated for inhibitory activity against histone deacetylases, as well as the HCT-116 human colon cancer cell line. The preliminary structure activity relationship was discussed. Compounds featuring a hydroxami...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2011.06.046
更新日期:2011-08-15 00:00:00
abstract::Monocyclic beta-lactams have been identified as potent and selective inhibitors of the human cytomegalovirus protease (HCMV) N(o). Two series of these inhibitors are described, a peptidyl series of compounds and non-peptidic molecules featuring lower molecular weights. The SAR work that lead to the discovery of these ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(98)00240-6
更新日期:1998-06-02 00:00:00
abstract::The synthesis of 3-deoxydihydrolycoricidine, a key element toward elucidation of the pancratistatin anticancer pharmacophore, is described. Biological evaluation of this compound showed it to be significantly less active against tumor cells than pancratistatin. In addition to those features previously identified, the ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2005.08.024
更新日期:2005-12-01 00:00:00
abstract::A series of novel 2,3-dihydro-4H-1-benzoselenin-4-one (thio)semicarbazone derivatives were designed and synthesized by using molecular hybridization approach. All the target compounds were characterized by HRMS and NMR and evaluated in vitro antifungal activity against five pathogenic strains. In comparison with precu...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2019.126726
更新日期:2019-12-01 00:00:00
abstract::Pyrimidine analogs of antimycobacterial purines have been synthesized and their biological activities evaluated. Several 5-formamidopyrimidines exhibited profound activity against Mycobacterium tuberculosis in vitro (IC(90)< or =1.5 microg/mL), and they were essentially inactive against other bacteria. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.04.082
更新日期:2009-06-15 00:00:00
abstract::A series of 4,4-disubstituted cyclohexylamine based CCR5 antagonists has been designed and synthesized. Their antiviral structure-activity relationship has been extensively explored. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.07.074
更新日期:2009-09-01 00:00:00
abstract::The triaryl bis-sulfone 1 was modified by converting the aryl A-ring to a piperidine ring. The piperidine ring was further elaborated to a spirocyclopropyl piperidine moiety. The effect on CB2 binding potency, rat calcium channel affinity, and CYP 2C9 inhibition is described. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.11.084
更新日期:2010-01-15 00:00:00
abstract::A combinatorial synthesis process involving sequential cycles of cutting a membrane support into pieces and combining these into groups and subjecting the groups to simultaneous solid-phase chemical reactions is demonstrated by the rapid assembly of four hundred N-terminally biotinylated, soluble, octameric peptide po...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(98)00425-9
更新日期:1998-09-08 00:00:00
abstract::N6-Substituted adenosine analogues containing cyclic hydrazines or chiral hydroxy (ar)alkyl groups, designed to interact with the S2 and S3 receptor subregions, have been synthesized and their binding to the adenosine A1 and A2A receptors have been investigated. Examples of both types of compounds were found to exhibi...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/S0960-894X(97)10177-9
更新日期:1997-12-16 00:00:00
abstract::A series of methoxycarbonyl group modified nidulalin A analogs were synthesized to improve stability against esterases. The amide derivatives showed cytotoxic activity along with inhibitory activity against DNA topoisomerase II. Among the analogs, amide 9a exhibited antitumor activity in Colon 26 murine tumor model. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(99)00440-0
更新日期:1999-09-20 00:00:00
abstract::Steroidal derivatives as IL-1 beta release inhibitors are discussed. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(98)00521-6
更新日期:1998-10-20 00:00:00
abstract::Novel 6,8-difluoro-1-alkyl-5-amino-1,4-dihydro-4-oxo-7-{4-substituted piperazin-1-yl}-quinoline-3-carboxylic acids, with the substituents at 4th position of piperazine being -[2(pyridine-4-carbonyl) hydrazono]propyl and -2 [(pyrazine-2-carbonyl) amino] ethyl, were synthesized and evaluated in vivo against Mycobacteriu...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2005.02.037
更新日期:2005-04-01 00:00:00
abstract::In order to establish structural elements responsible for inhibition of trypanothione reductase (TR) from Trypanosoma cruzi by 2-aminodiphenylsulfides, a series of dissymmetrical derivatives, corresponding to the replacement of one aromatic moiety by different amines, was synthesized. TR inhibition studies revealed th...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(98)00180-2
更新日期:1998-05-19 00:00:00
abstract::We synthesized calothrixin B using our developed biomimetic method and derived N-alkyl-calothrixins A and B. The in vitro antimalarial activity of the calothrixin derivatives, including calothrixins A and B, against the Plasmodium falciparum FCR-3 strain was evaluated. All test compounds exhibited antimalarial activit...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.05.064
更新日期:2012-07-15 00:00:00
abstract::3-(N-Alkyl)aminopropylphosphonic acids are potent agonists of four of the five known sphingosine-1-phosphate (S1P) receptor subtypes. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2004.04.069
更新日期:2004-07-05 00:00:00
abstract::This study investigated the molecular mechanism of saponarin, a flavone glucoside, in the regulation of insulin sensitivity. Saponarin suppressed the rate of gluconeogenesis and increased cellular glucose uptake in HepG2 and TE671 cells by regulating AMPK. Using an in vitro kinase assay, we showed that saponarin did n...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2015.09.057
更新日期:2015-11-15 00:00:00
abstract::We demonstrated an intriguing method to discriminate adenine by incident appearance of an intense new emission via exciplex formation in hybridization of target DNA with newly designed fluorescent 8-arylethynylated deoxyguanosine derivatives. We described the synthesis of such highly electron donating fluorescent guan...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.04.011
更新日期:2012-06-01 00:00:00
abstract::New inhibitors of palmitoyl-CoA oxidation are based on the introduction of nitrogen heterocycles in the 'Western Portion' of the molecule. SAR studies led to the discovery of CVT-4325 (shown), a potent FOXi (IC50=380 nM rat mitochondria) with favorable PK properties (F=93%, t(1/2)=13.6h, dog). ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2004.09.077
更新日期:2004-12-20 00:00:00
abstract::In the course of our research aimed at the discovery of metabolic stable pleuromutilin derivatives with more potent antibacterial activity against Gram-positive pathogens than previous analogues, a series of compounds bearing a purine ring were prepared and evaluated. From SAR studies, we identified two promising comp...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2008.05.011
更新日期:2008-06-15 00:00:00
abstract::In the search for nicotinic acetylcholine receptor (nAChRs) agonists with a selective affinity for the homomeric alpha7 channels, we carried out the virtual screening of a test set of potential nicotinic ligands, and adopted a simplified MM-PBSA approach to estimate their relative binding free energy values. By means ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.09.073
更新日期:2009-11-15 00:00:00
abstract::TGR5 is a member of G protein-coupled receptor (GPCR) superfamily, a promising molecular target for metabolic diseases. Activation of TGR5 promotes secretion of glucagon-like peptide-1 (GLP-1), which activates insulin secretion. A series of 2-thio-imidazole derivatives have been identified as novel, potent and orally ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2018.04.011
更新日期:2018-06-01 00:00:00
abstract::Starting from compound 1, we utilized biostructural data to successfully evolve an existing series into a new chemotype with a promising overall profile, exemplified by 19. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2010.11.098
更新日期:2011-01-15 00:00:00
abstract::New, non-natural dinucleotide 5'-monophosphates, with a surrogate isonucleoside component of l-related stereochemistry at the 'terminal' position, have been synthesized. Structures of 2a-c were confirmed by multinuclear NMR spectra ((1)H, (13)C, (31)P, COSY), UV hypochromicity and FAB HRMS data. These compounds are to...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2004.07.050
更新日期:2004-10-04 00:00:00
abstract::To identify small molecule inhibitors of TNF-α, bioassay- and LC-MS-guided chemical investigation on EtOAc extract of Pseudomonas aeruginosa ABS-36 culture broth (EEPA) was performed, which yielded four proline-based cyclic dipeptides, cyclo(Gly-l-Pro) (1), cyclo(l-Pro-l-Phe) (2), cyclo(trans-4-hydroxy-l-Pro-l-Phe) (3...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2015.10.075
更新日期:2015-12-15 00:00:00
abstract::Structure-activity studies on the oxytocin antagonist 1 (L-371,257; Ki = 9.3 nM) have led to the identification of a related series of compounds containing an ortho-trifluoroethoxyphenylacetyl core which are orally bioavailable and have significantly improved potency in vitro and in vivo, e.g., compound 8 (L-374,943; ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(99)00181-x
更新日期:1999-05-03 00:00:00
abstract::A series of carboxamide derivatives of 5'-amino-2',5'-dideoxy-5-ethyluridine has been prepared as inhibitors of HSV-TK (herpes simplex virus thymidine kinase). The most potent compounds were derived from xanthene, thioxanthene and dihydroanthracene carboxylic acids. The lead compounds show subnanomolar IC(50) values a...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(01)00256-6
更新日期:2001-07-09 00:00:00
abstract::The synthesis of a lead anti-viral cyclopropyl carboxy acyl hydrazone 4F17 (5) and three sequential arrays of structural analogues along with the initial assessment and optimization of the antiviral pharmacophore against the herpes simplex virus type 1 (HSV-1) are reported. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2020.127559
更新日期:2020-12-15 00:00:00
abstract::The α7-nicotinic acetylcholine receptor (α7-nAChR) subtype, is found to have a connection with the pathogenesis of a variety of psychiatric and neurological disorders. Herein, we report the development of radioiodinated 9-fluorenone derivatives as single-photon emission computed tomography (SPECT) imaging tracers for ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2019.126724
更新日期:2019-12-01 00:00:00