Abstract:
:A series of SYK inhibitors based on the phenylamino pyrimidine thiazole lead 4 were prepared and evaluated for biological activity. Lead optimization provided compounds with nanomolar K(i)'s against SYK and potent inhibition in mast cell degranulation assays.
journal_name
Bioorg Med Chem Lettjournal_title
Bioorganic & medicinal chemistry lettersauthors
Farmer LJ,Bemis G,Britt SD,Cochran J,Connors M,Harrington EM,Hoock T,Markland W,Nanthakumar S,Taslimi P,Ter Haar E,Wang J,Zhaveri D,Salituro FGdoi
10.1016/j.bmcl.2008.09.106subject
Has Abstractpub_date
2008-12-01 00:00:00pages
6231-5issue
23eissn
0960-894Xissn
1464-3405pii
S0960-894X(08)01172-4journal_volume
18pub_type
杂志文章abstract::A versatile synthesis of diazirine-based photoreactive fatty acid analogues is reported. The key step is phenoxy alkylation of diazirine with halo alkyl acid esters. The conditions described will be acceptable for the synthesis of various alkyl-length derivatives. The fatty acid derivatives are acceptors for reverse r...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(01)00669-2
更新日期:2002-01-07 00:00:00
abstract::Structure-activity relationship (SAR) efforts around our initial lead compound 1 led to the identification of potent P2X(7) receptor antagonists with improved pharmacokinetic profiles. These compounds were potent and selective at the P2X(7) receptor in both human and rodent. Compound (entry 31) exhibited oral efficacy...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::3-Trifluoromethylflavonoid derivatives were prepared for the first time by trifluoromethylation of 3-iodoflavonoid derivatives. Other C ring and B ring trifluoromethylated flavonoid derivatives were also prepared. All the compounds were tested for their effect on the U2OS cell cycle in vitro. Bistrifluoromethylated ap...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2005.07.047
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journal_title:Bioorganic & medicinal chemistry letters
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abstract::Microsomal prostaglandin E(2) synthase-1 (mPGES-1) is a novel therapeutic target for the treatment of inflammation and pain. In the preceding letter, we detailed the discovery of clinical candidate PF-04693627, a potent mPGES-1 inhibitor possessing a novel benzoxazole structure. While PF-04693627 was undergoing furthe...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.11.107
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abstract::We describe here a novel 4-amino-2-cyanopyrimidine scaffold for nonpeptidomimetic cathepsin S selective inhibitors. Some of the synthesized compounds have sub-nanomolar potency and high selectivity toward cathepsin S along with promising pharmacokinetic and physicochemical properties. The key structural features of th...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::A flexible, direct, high yielding synthesis of 2-alkylsulfanyl estrogens from estrone has been developed. 2-Methylsulfanyl estradiol (2-MeSE2) 7 displays a similar anti-proliferative activity to the established 2-methoxyestradiol (2-MeOE2) 1, whilst its 3-O-sulfamate derivative (2-MeSE2MATE) 9 exhibits greatly enhance...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2004.04.027
更新日期:2004-06-21 00:00:00
abstract::A novel class of Growth Hormone Secretagogues (GHS), based on a tetrazole template, has been discovered. In vitro SAR and in vivo potency within this new class of GHS are described. The tetrazole 9q exhibits good oral bioavailability in rats and dogs as well as efficacy following an oral 10 mg/kg dose in dogs. Solutio...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2007.07.099
更新日期:2007-11-01 00:00:00
abstract::In our continuous efforts to identify and develop novel targeted cancer treatments, a new morpholino-thiazole scaffold active against PI3Kβ has been identified. This Letter reports the optimization of this compound class to develop PI3Kβ isoform-selective inhibitors with suitable pharmacological properties. ...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2014.02.004
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abstract::Many membrane-associated proteins are involved in various signaling pathways, including the phosphoinositide 3-kinase (PI3K) pathway, which has key roles in diverse cellular processes. Disruption of the activities of these proteins is involved in the development of disease in humans, making these proteins promising ta...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2016.12.051
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abstract::Synthesis and biological evaluation of novel and potent cyclohexylamine-based histamine H3 receptor inverse agonists are described. Compounds in this newly identified series exhibited subnanomolar binding affinities for human receptor and no significant interaction with hERG channel. One derivative (10t) demonstrated ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2011.06.102
更新日期:2011-09-15 00:00:00
abstract::The objective of this study was to develop a positron emission tomography (PET) probe with hypoxia targeting specificity and a relatively long half-life. The synthesis, (64)Cu-labeling in vitro and in vivo study of the novel 2-nitroimidazole complex (64)Cu-BMS2P2 is presented in this study. The hypoxia targeting capac...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2016.01.077
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abstract::Thirty-five novel chromone derivatives containing dithioacetal moiety were designed, synthesized, and their anti-TMV activities were evaluated through half-leaf method. The results showed compound c23 illustrates highly curative, protective and inactivating activities against TMV at 500 mg/L, with the values of 68.8%,...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2019.126945
更新日期:2020-03-01 00:00:00
abstract::A test series of 32 phenylpiperazines III with affinity for 5-HT1A and alpha1 receptors was subjected to QSAR analysis using artificial neural networks (ANNs), in order to get insight into the structural requirements that are responsible for 5-HT1A/alpha1 selectivity. Good models and predictive power were obtained for...
journal_title:Bioorganic & medicinal chemistry letters
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journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/s0960-894x(02)00099-9
更新日期:2002-04-08 00:00:00
abstract::The synthesis of four benzophenone-containing analogues of the antiproliferative natural product didemnin B is presented. In vitro protein biosynthesis inhibition potency and antitumor activity were evaluated. The results indicate that all four analogues are biologically active and could serve as photoaffinity reagent...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::From a readily available 5-C-Me ribofuranoside, we have realized a reliable route to valuable 5'-deoxy-5'-amino-5'-C-methyl adenosine derivatives at gram scale with confirmed stereochemistry. These adenosine derivatives are useful starting materials for the preparation of 5'-deoxy-5'-amino-5'-C-methyl adenosine deriva...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2017.10.019
更新日期:2017-11-15 00:00:00
abstract::Bromodomains (BRDs) recognize acetyl-lysine modified histone tails mediating epigenetic processes. BRD4, a protein containing two bromodomains, has emerged as an attractive therapeutic target for several types of cancer as well as inflammatory diseases. Using a fragment-based in silico screening approach, we identifie...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::STAT3 is a promising molecular target for the design of new anticancer drugs. In this paper, we report the design and synthesis of a conformationally constrained macrocyclic peptidomimetic 2 via click chemistry. Compound 2 was determined to bind to STAT3 with a K(i) value of 7.3 microM in a competitive fluorescence-po...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::Forty caffeate analogues were synthesized via a convenient method starting from vanillin with moderate to good yields. The testing of biological activity of these compounds against HIV-1 integrase indicates that four compounds: bornyl caffeate, bornyl 2-nitrocaffeate, 5-nitrocaffeic acid and 5-nitrocaffeic acid phenet...
journal_title:Bioorganic & medicinal chemistry letters
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journal_title:Bioorganic & medicinal chemistry letters
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abstract::Aiming to develop selective anticancer drugs, we designed and synthesized three disulfides bearing a folic acid moiety as candidate folate receptor (FR)-targeted prodrugs of thiolate histone deacetylase inhibitors. Among them, compound 1 displayed growth-inhibitory activity toward folate receptor-positive MCF-7 breast...
journal_title:Bioorganic & medicinal chemistry letters
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abstract::Selective inhibition of the aspartyl protease renin has gained attraction as an interesting approach to control hypertension and associated cardiovascular risk factors given its unique position in the renin-angiotensin system. Using a combination of high-throughput screening, parallel synthesis, X-ray crystallography ...
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journal_title:Bioorganic & medicinal chemistry letters
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abstract::γ-Butyrobetaine hydroxylase (BBOX) is a 2-oxoglutarate and Fe(II) dependent oxygenase that catalyses an essential step during carnitine biosynthesis in animals. BBOX is inhibited by ejection of structural zinc by a set of selenium containing analogues. Previous structural analyses indicated that an undisrupted N-termi...
journal_title:Bioorganic & medicinal chemistry letters
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doi:10.1016/j.bmcl.2014.09.035
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abstract::N-Phthaloyl 3-amino-3-arylpropionic acid analogs of thalidomide that are potent inhibitors of tumor necrosis factor-alpha are reported. These compounds were found to be potent inhibitors of phosphodiesterase 4. ...
journal_title:Bioorganic & medicinal chemistry letters
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journal_title:Bioorganic & medicinal chemistry letters
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journal_title:Bioorganic & medicinal chemistry letters
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journal_title:Bioorganic & medicinal chemistry letters
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abstract::A series of novel amino acid ester derivatives of 2,3-substituted isoindolinones was synthesized and evaluated for p53-mediated apoptotic activity. The rationale for augmentation of the target activity of 2,3-substituted isoindolinones was based on the introduction of new fragments in the structure of the inhibitor th...
journal_title:Bioorganic & medicinal chemistry letters
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