Tag: M.W=200-250

Xiang, Qiuping; Luo, Guolong; Zhang, Cheng; Hu, Qingqing; Wang, Chao; Wu, Tianbang; Xu, Hongrui; Hu, Jiankang; Zhuang, Xiaoxi; Zhang, Maofeng; Wu, Shuang; Xu, Jinxin; Zhang, Yan; Liu, Jinsong; Xu, Yong published the artcile< Discovery, optimization and evaluation of 1-(indolin-1-yl)ethan-1-ones as novel selective TRIM24/BRPF1 bromodomain inhibitors>, HPLC of Formula: 22952-32-5, the main research area is prostate cancer TRIM24 BRPF1 bromodomain inhibitor structure activity relationship; BRPF1; Bromodomain; Dual targeting inhibitor; Structure-guided design; TRIM24.

TRIM24 (tripartite motif-containing protein 24) and BRPF1 (bromodomain and PHD finger containing protein 1) are epigenetics “”readers”” and potential therapeutic targets for cancer and other diseases. Here we describe the structure-guided design of 1-(indolin-1-yl)ethan-1-ones as novel TRIM24/BRPF1 bromodomain inhibitors. The representative compound 20l (Y08624) is a new TRIM24/BRPF1 dual inhibitor, with IC50 values of 0.98 and 1.16 μM, resp. Cellular activity of 20l was validated by viability assay in prostate cancer (PC) cell lines. In PC xenograft models, 20l suppressed tumor growth (50 mg/kg/day, TGI = 53%) without exhibiting noticeable toxicity. Compound 20l represents a versatile starting point for the development of more potent TRIM24/BRPF1 inhibitors.

European Journal of Medicinal Chemistry published new progress about Antitumor agents. 22952-32-5 belongs to class chlorides-buliding-blocks, and the molecular formula is C7H6Cl2O3S, HPLC of Formula: 22952-32-5.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Murray, Jeremy M.; Sweeney, Zachary K.; Chan, Bryan K.; Balazs, Mercedesz; Bradley, Erin; Castanedo, Georgette; Chabot, Christine; Chantry, David; Flagella, Michael; Goldstein, David M.; Kondru, Rama; Lesnick, John; Li, Jun; Lucas, Matthew C.; Nonomiya, Jim; Pang, Jodie; Price, Stephen; Salphati, Laurent; Safina, Brian; Savy, Pascal P. A.; Seward, Eileen M.; Ultsch, Mark; Sutherlin, Daniel P. published the artcile< Potent and Highly Selective Benzimidazole Inhibitors of PI3-Kinase Delta>, Product Details of C6H4Cl2N4, the main research area is benzimidazole preparation PI3 kinase inhibitor SAR.

Inhibition of PI3Kδ is considered to be an attractive mechanism for the treatment of inflammatory diseases and leukocyte malignancies. Using a structure-based design approach, we have identified a series of potent and selective benzimidazole-based inhibitors of PI3Kδ. These inhibitors do not occupy the selectivity pocket between Trp760 and Met752 that is induced by other families of PI3Kδ inhibitors. Instead, the selectivity of the compounds for inhibition of PI3Kδ relative to other PI3K isoforms appears to be due primarily to the strong interactions these inhibitors are able to make with Trp760 in the PI3Kδ binding pocket. The pharmacokinetic properties and the ability of compound 5 (I) to inhibit the function of B-cells in vivo are described.

Journal of Medicinal Chemistry published new progress about Anti-inflammatory agents. 2382-10-7 belongs to class chlorides-buliding-blocks, and the molecular formula is C6H4Cl2N4, Product Details of C6H4Cl2N4.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Bhandari, Krishna B.; West, C. P.; Klein, D.; Subbiah, S.; Surowiec, K. published the artcile< Essential oil composition of ′WW-B.Dahl′ old world bluestem (Bothriochloa bladhii) grown in the Texas High Plains>, Synthetic Route of 16799-05-6, the main research area is Bothriochloa essential oil camphene acorenone naphthalene US.

Bothriochloa spp. include aromatic grasses that produce essential oils. Some of these grasses are reported to repel economically important insects. Leaves, stems, and seedheads of ′WW-B. Dahl′ old world bluestem [Bothriochloa bladhii (Retz) S.T. Blake] were sampled during 3 years. Quant. anal. by GC and GC-MS methods revealed a total of 172 compounds from methylation method, and 105 compounds from steam distillation method. Acorenone-B [spiro[4.5]dec-6-en-8-one, 1,7-dimethyl-4-(1-methylethyl)-] was in greatest concentration in both methods; however, this compound was detected on only one date (12 August) out of three collection dates extracted by steam distillation Twenty-two compounds were detected by simple solvent extraction, in which acorenone-B was in greatest concentration in seedheads and least in stems. Diethylhexyl adipate was in highest concentration in stems and least in seedheads among the oils extracted by simple solvent. Camphene and limonene were present in the samples that contained seedheads. Naphthalene, a known insect deterrent, was detected in oils extracted from all methods and in all plant parts. Old world bluestem grass contained measurable amounts of essential oils that may be associated with previously observed repellency of red imported fire ants (Solenopsis invicta Buren).

Industrial Crops and Products published new progress about Bothriochloa bladhi. 16799-05-6 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H8BrCl, Synthetic Route of 16799-05-6.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Taha, Muhammad; Rahim, Fazal; Khan, Aftab Ahmad; Anouar, El Hassane; Ahmed, Naveed; Shah, Syed Adnan Ali; Ibrahim, Mohamed; Zakari, Zainul Amiruddin published the artcile< Synthesis of diindolylmethane (DIM) bearing thiadiazole derivatives as a potent urease inhibitor>, HPLC of Formula: 22952-32-5, the main research area is indolylmethyl phenylthiadiazolyl arenesulfonamide preparation urease inhibition SAR mol docking.

The synthesis of diindolylmethane (DIM) derivatives based-thiadiazole I [R = Ph, 2,4-dichlorophenyl, 1-naphthyl, etc.] as a new class of urease inhibitors. Diindolylmethane-based-thiadiazole analogs I were synthesized and characterized by various spectroscopic techniques 1HNMR, 13C-NMR, EI-MS and evaluated for urease (jack bean urease) inhibitory potential. All compounds I showed excellent to moderate inhibitory potential having IC50 value within the range of 0.50 ± 0.01 to 33.20 ± 1.20μM compared with the standard thiourea (21.60 ± 0.70μM). Compound I [R = 2,4-dinitrophenyl] (IC50 = 0.50 ± 0.01μM) was the most potent inhibitor amongst all derivatives I. Structure-activity relationships have been established for all compounds I. The key binding interactions of most active compounds with enzyme were confirmed through mol. docking studies.

Scientific Reports published new progress about Arenesulfonyl chlorides Role: RCT (Reactant), RACT (Reactant or Reagent). 22952-32-5 belongs to class chlorides-buliding-blocks, and the molecular formula is C7H6Cl2O3S, HPLC of Formula: 22952-32-5.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Huihui, Kierra M. M.; Shrestha, Ruja; Weix, Daniel J. published the artcile< Nickel-Catalyzed Reductive Conjugate Addition of Primary Alkyl Bromides to Enones To Form Silyl Enol Ethers>, Computed Properties of 16799-05-6, the main research area is reductive conjugate addition primary alkyl bromide enone nickel catalyst; silyl enol ether preparation.

Conjugate addition of organometallic reagents to enones to form silyl enol ether products is a versatile method to difunctionalize activated olefins, but the organometallic reagents required can be limiting. The reductive cross-electrophile coupling of unhindered primary alkyl bromides with enones and chlorosilanes to form silyl enol ether products is catalyzed by a nickel-complexed ortho-brominated terpyridine ligand. The conditions are compatible with a variety of cyclic/acyclic enones and functional groups.

Organic Letters published new progress about Bromoalkanes Role: RCT (Reactant), RACT (Reactant or Reagent). 16799-05-6 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H8BrCl, Computed Properties of 16799-05-6.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Zhao, Hong; Jin, Jian published the artcile< Visible Light-Promoted Aliphatic C-H Arylation Using Selectfluor as a Hydrogen Atom Transfer Reagent>, Computed Properties of 2382-10-7, the main research area is alkane heteroarene selectfluor hydrogen atom transfer light arylation; heteroaryl alkyl derivative preparation.

A mild, practical method for direct arylation of unactivated C(sp3)-H bonds with heteroarenes has been achieved via photochem. Selectfluor is used as a hydrogen atom transfer reagent under visible light irradiation A diverse range of chem. feedstocks, such as alkanes, ketones, esters, and ethers, and complex mols. readily undergo intermol. C(sp3)-C(sp2) bond formation. Moreover, a broad array of heteroarenes, including pharmaceutically useful scaffolds, can be alkylated effectively by the protocol presented here.

Organic Letters published new progress about Alkanes Role: RCT (Reactant), RACT (Reactant or Reagent). 2382-10-7 belongs to class chlorides-buliding-blocks, and the molecular formula is C6H4Cl2N4, Computed Properties of 2382-10-7.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Zhang, Hongjun; Lapointe, Blair T.; Anthony, Neville; Azevedo, Rita; Cals, Jos; Correll, Craig C.; Daniels, Matthew; Deshmukh, Sujal; van Eenenaam, Hans; Ferguson, Heidi; Hegde, Laxminarayan G.; Karstens, Willem Jan; MacLean, John; Miller, J. Richard; Moy, Lily Y.; Simov, Vladimir; Nagpal, Sunil; Oubrie, Arthur; Palte, Rachel L.; Parthasarathy, Gopal; Sciammetta, Nunzio; van der Stelt, Mario; Woodhouse, Janice D.; Trotter, B. Wesley; Barr, Kenneth published the artcile< Discovery of N-(Indazol-3-yl)piperidine-4-carboxylic Acids as RORγt Allosteric Inhibitors for Autoimmune Diseases>, Recommanded Product: (2-Chloro-4-(methoxycarbonyl)phenyl)boronic acid, the main research area is indazolylpiperidinecarboxylic acid RORgamma allosteric inhibitor autoimmune disease.

The clin. success of anti-IL-17 monoclonal antibodies (i.e., Cosentyx and Taltz) has validated Th17 pathway modulation for the treatment of autoimmune diseases. The nuclear hormone receptor RORγt is a master regulator of Th17 cells and affects the production of a host of cytokines, including IL-17A, IL-17F, IL-22, IL-26, and GM-CSF. Substantial interest has been spurred across both academia and industry to seek small mols. suitable for RORγt inhibition. A variety of RORγt inhibitors have been reported in the past few years, the majority of which are orthosteric binders. Here the authors disclose the discovery and optimization of a class of inhibitors, which bind differently to an allosteric binding pocket. Starting from a weakly active hit 1, a tool compound 14 was quickly identified that demonstrated superior potency, selectivity, and off-target profile. Further optimization focused on improving metabolic stability. Replacing the benzoic acid moiety with piperidinyl carboxylate, modifying the 4-aza-indazole core in 14 to 4-F-indazole, and incorporating a key hydroxyl group led to the discovery of I, which possesses exquisite potency and selectivity, as well as an improved pharmacokinetic profile suitable for oral dosing.

ACS Medicinal Chemistry Letters published new progress about Autoimmune disease. 603122-80-1 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H8BClO4, Recommanded Product: (2-Chloro-4-(methoxycarbonyl)phenyl)boronic acid.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Al-Masum, Mohammad; Legan, Sarah; Liu, Kwei-Yu published the artcile< Pd-catalyzed microwave irradiated regioselective aroylation reaction of crotyl- and allyltrifluoroborates>, Quality Control of 162046-61-9, the main research area is alkenone preparation regioselective diastereoselective chemoselective microwave irradiation; trifluoroborate salt aroyl chloride aroylation palladium catalyst.

An interesting regioselectivity is observed when the mixture of potassium crotyltrifluoroborate and aroyl chlorides RC(O)Cl (R = 3,4,6-trifluorophenyl, naphth-2-yl, 4-bromophenyl, etc.) having electron-deficient and electron-rich groups is microwaved in the presence of palladium-catalyst. In the case of electron withdrawing group with Ph ring of aroyl chlorides, isomerized α,β-unsaturated compound RC(O)CH(CH3)=CHCH3 is a product, whereas the electron donating group with Ph ring of aroyl chlorides furnishes α-adduct RC(O)CH(CH3)CH=CH2. Similar aroylation reaction is also established for potassium allyltrifluoroborate. In this case, regioselectivity is unaffected with changing electron-rich or electron-deficient groups in Ph ring of the aroyl chlorides. Reactions proceed with, essentially in same rate, to afford the corresponding aryl propenyl ketones (crotonophenones) RC(O)CH=CHCH3 in good to high yields.

International Journal of Organic Chemistry published new progress about Aromatic acid chlorides Role: RCT (Reactant), RACT (Reactant or Reagent). 162046-61-9 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H4ClF3O2, Quality Control of 162046-61-9.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Nguyen, Son T.; Kwasny, Steven M.; Ding, Xiaoyuan; Cardinale, Steven C.; McCarthy, Courtney T.; Kim, Hong-Suk; Nikaido, Hiroshi; Peet, Norton P.; Williams, John D.; Bowlin, Terry L.; Opperman, Timothy J. published the artcile< Structure-activity relationships of a novel pyranopyridine series of Gram-negative bacterial efflux pump inhibitors>, Formula: C8H8BrCl, the main research area is pyranopyridine antibacterial efflux pump inhibitor pharmacokinetics; Adjunctive therapy; Antibacterial; Efflux pump inhibitor; Enterobacteriaceae; Pyranopyridine.

Recently the authors described a novel pyranopyridine inhibitor (MBX2319) of RND-type efflux pumps of the Enterobacteriaceae. MBX2319 (3,3-dimethyl-5-cyano-8-morpholino-6-(phenethylthio)-3,4-dihydro-1H-pyrano[3,4-c]pyridine) is structurally distinct from other known Gram-neg. efflux pump inhibitors (EPIs), such as 1-(1-naphthylmethyl)-piperazine (NMP), phenylalanylarginine-β-naphthylamide (PAβN), D13-9001, and the pyridopyrimidine derivatives Here, the authors report the synthesis and biol. evaluation of 60 new analogs of MBX2319 that were designed to probe the structure activity relationships (SARs) of the pyranopyridine scaffold. The results of these studies produced a mol. activity map of the scaffold, which identifies regions that are critical to efflux inhibitory activities and those that can be modified to improve potency, metabolic stability and solubility Several compounds are significantly more effective than MBX2319 at potentiating the antibacterial activity of levofloxacin and piperacillin against Escherichia coli.

Bioorganic & Medicinal Chemistry published new progress about Antibacterial agents. 16799-05-6 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H8BrCl, Formula: C8H8BrCl.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Wang, Hai; Wang, Chunxia; Wu, Wenzhong; Mo, Zheng; Wang, Zijian published the artcile< Persistent organic pollutants in water and surface sediments of Taihu Lake, China and risk assessment>, Electric Literature of 2905-54-6, the main research area is risk persistent organic pollutant water sediment Taihu Lake China.

Organic pollutants, especially persistent organic pollutants were examined in the water and surface sediments of Taihu Lake, China. In this study, 12 water and 12 sediment samples were collected. C-18 solid-phase extraction technique was applied to extract organic pollutants from water samples. Soxhlet extraction procedure was used to extract organic pollutants from sediment samples. The anal. was performed by GC-MS controlled by a Hewlett Packard chemstation. Two hundred and seventy-three organic chems. in water were examined, 200 more than that detected in 1985; 188 chems. in sediments were detected as well. Among them 21 chems. belong to priority pollutants as well as 17 to be the endocrine disruptors. The concentrations of the pollutants were >2 times higher than that in 1985. The possible source and relation to anthropogenic activity are discussed.

Chemosphere published new progress about Endocrine disrupting chemicals Role: POL (Pollutant), OCCU (Occurrence). 2905-54-6 belongs to class chlorides-buliding-blocks, and the molecular formula is C8H6Cl2O2, Electric Literature of 2905-54-6.

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics