Category: esters-buliding-blocks

Yan, Zhongzhong’s team published research in Bioorganic & Medicinal Chemistry in 2019 | CAS: 4949-44-4

Ethyl 3-oxopentanoate(cas: 4949-44-4) belongs to ketone compounds. They are most widely used as solvents, especially in industries manufacturing explosives, lacquers, paints, and textiles. Ketones are also used in tanning, as preservatives, and in hydraulic fluids.Recommanded Product: Ethyl 3-oxopentanoate

Recommanded Product: Ethyl 3-oxopentanoateIn 2019 ,《Design, synthesis and fungicidal activity evaluation of novel pyrimidinamine derivatives containing phenyl-thiazole/oxazole moiety》 appeared in Bioorganic & Medicinal Chemistry. The author of the article were Yan, Zhongzhong; Liu, Aiping; Ou, Yingcan; Li, Jianming; Yi, Haibo; Zhang, Ning; Liu, Minhua; Huang, Lu; Ren, Jianwei; Liu, Weidong; Hu, Aixi. The article conveys some information:

Diflumetorim is a member of pyrimidinamine fungicides that possess excellent antifungal activities. Nevertheless, as reported that the activity of diflumetorim to corn rust (Puccinia sorghi) was not ideal (EC50 = 53.26 mg/L). Herein, a series of novel pyrimidinamine derivatives containing phenyl-thiazole/oxazole moiety were designed based on our previous study and the structural characteristics of diflumetorim, synthesized and bioassayed to discover novel fungicides with excellent antifungal activities. Among these compounds, I gave the optimal fungicidal activity, which resp. offers control effects with EC50 values of 0.93 mg/L against P. sorghi and 1.24 mg/L against E. graminis, significantly superior to com. fungicides diflumetorim, tebuconazole, and flusilazole. Cell cytotoxicity results suggested that compound I has lower toxicities than diflumetorim. Furthermore, DFT calculation indicated that the phenyl-thiazole/oxazole moiety plays an unarguable role in the improvement of activity, which will contribute to designing and developing more potent compounds in the future. In the experimental materials used by the author, we found Ethyl 3-oxopentanoate(cas: 4949-44-4Recommanded Product: Ethyl 3-oxopentanoate)

Ethyl 3-oxopentanoate(cas: 4949-44-4) belongs to ketone compounds. They are most widely used as solvents, especially in industries manufacturing explosives, lacquers, paints, and textiles. Ketones are also used in tanning, as preservatives, and in hydraulic fluids.Recommanded Product: Ethyl 3-oxopentanoate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Gama-Brambila, Rodrigo A.’s team published research in Cell Chemical Biology in 2021 | CAS: 51857-17-1

N-Boc-1,6-Diaminohexane(cas: 51857-17-1) is used to prepare 1,3-Bis[6-(Boc-amino)hexyl]urea by reacting with carbonyl dichloride in the presence of triethylamine. Further, it is used as a reagent for the introduction of a C6-spacer.Product Details of 51857-17-1

Product Details of 51857-17-1In 2021 ,《A PROTAC targets splicing factor 3B1》 appeared in Cell Chemical Biology. The author of the article were Gama-Brambila, Rodrigo A.; Chen, Jie; Zhou, Jun; Tascher, Georg; Muench, Christian; Cheng, Xinlai. The article conveys some information:

The proteolysis-targeting chimeras (PROTACs) are a new technol. to degrade target proteins. However, their clin. application is limited currently by lack of chem. binders to target proteins. For instance, it is still unknown whether splicing factor 3B subunit 1 (SF3B1) is targetable by PROTACs. We recently identified a 2-aminothiazole derivative (herein O4I2) as a promoter in the generation of human pluripotent stem cells. In this work, proteomic anal. on the biotinylated O4I2 revealed that O4I2 targeted SF3B1 and pos. regulated RNA splicing. Fusing thalidomide-the ligand of the cereblon ubiquitin ligase-to O4I2 led to a new PROTAC-O4I2, which selectively degraded SF3B1 and induced cellular apoptosis in a CRBN-dependent manner. In a Drosophila intestinal tumor model, PROTAC-O4I2 increased survival by interference with the maintenance and proliferation of stem cell. Thus, our finding demonstrates that SF3B1 is PROTACable by utilizing noninhibitory chems., which expands the list of PROTAC target proteins. The experimental process involved the reaction of N-Boc-1,6-Diaminohexane(cas: 51857-17-1Product Details of 51857-17-1)

N-Boc-1,6-Diaminohexane(cas: 51857-17-1) is used to prepare 1,3-Bis[6-(Boc-amino)hexyl]urea by reacting with carbonyl dichloride in the presence of triethylamine. Further, it is used as a reagent for the introduction of a C6-spacer.Product Details of 51857-17-1

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Iannelli, Giulia’s team published research in Journal of Medicinal Chemistry in 2022 | CAS: 51644-96-3

Some of the reported applications of tert-Butyl (5-aminopentyl)carbamate(cas: 51644-96-3) include: synthesis of of a supermacrocycle that self-assemble to form organic nanotubes., preparation of water-soluble unsymmetrical sulforhodamine fluorophores from monobrominated sulfoxanthene dye, synthesis of functionalized porphyrins as biocompatible carrier system for photodynamic therapy (PDT).Computed Properties of C10H22N2O2

Computed Properties of C10H22N2O2In 2022 ,《Turning Nonselective Inhibitors of Type I Protein Arginine Methyltransferases into Potent and Selective Inhibitors of Protein Arginine Methyltransferase 4 through a Deconstruction-Reconstruction and Fragment-Growing Approach》 appeared in Journal of Medicinal Chemistry. The author of the article were Iannelli, Giulia; Milite, Ciro; Marechal, Nils; Cura, Vincent; Bonnefond, Luc; Troffer-Charlier, Nathalie; Feoli, Alessandra; Rescigno, Donatella; Wang, Yalong; Cipriano, Alessandra; Viviano, Monica; Bedford, Mark T.; Cavarelli, Jean; Castellano, Sabrina; Sbardella, Gianluca. The article conveys some information:

Protein arginine methyltransferases (PRMTs) are important therapeutic targets, playing a crucial role in the regulation of many cellular processes and being linked to many diseases. Yet, there is still much to be understood regarding their functions and the biol. pathways in which they are involved, as well as on the structural requirements that could drive the development of selective modulators of PRMT activity. Here we report a deconstruction-reconstruction approach that, starting from a series of type I PRMT inhibitors previously identified by us, allowed for the identification of potent and selective inhibitors of PRMT4, which regardless of the low cell permeability show an evident reduction of arginine methylation levels in MCF7 cells and a marked reduction of proliferation. We also report crystal structures with various PRMTs supporting the observed specificity and selectivity. In the experiment, the researchers used many compounds, for example, tert-Butyl (5-aminopentyl)carbamate(cas: 51644-96-3Computed Properties of C10H22N2O2)

Some of the reported applications of tert-Butyl (5-aminopentyl)carbamate(cas: 51644-96-3) include: synthesis of of a supermacrocycle that self-assemble to form organic nanotubes., preparation of water-soluble unsymmetrical sulforhodamine fluorophores from monobrominated sulfoxanthene dye, synthesis of functionalized porphyrins as biocompatible carrier system for photodynamic therapy (PDT).Computed Properties of C10H22N2O2

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Santschi, Nico’s team published research in Journal of Fluorine Chemistry in 2017-11-30 | 112-63-0

Journal of Fluorine Chemistry published new progress about Intermediates Role: FMU (Formation, Unclassified), PEP (Physical, Engineering or Chemical Process), PRP (Properties), RCT (Reactant), FORM (Formation, Nonpreparative), PROC (Process), RACT (Reactant or Reagent). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Santschi, Nico; Nauser, Thomas published the artcile< Rate of single electron reduction of Togni's reagent>, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate, the main research area is Togni reagent single electron reduction rate.

We report on the rate of reduction of a popular electrophilic trifluoromethylating agent, Togni’s reagent (T-CF3), with solvated electrons (e-aq) generated by pulse radiolysis. By means of competition experiments against Me viologen (MV2+) and direct observation of the decay of e-aq we determined k(T-CF3 + e-aq) ≈ 2 × 1010 M-1 s-1. To the best of our knowledge, this constitutes the first report on a reduction of T-CF3 with an unambiguously clear outer-sphere mechanism. Furthermore, we studied the oxidation of 2-(2-iodophenyl)propan-2-ol (ROH) by peroxyl-radicals to a presumably cyclic iodanyl radical RI·. This species RI· was not detected during the reduction of T-CF3 with e-aq and therefore, this reduction does not proceed via heterolytic I-CF3 bond cleavage to CF3- and RI·. More likely, a CF3 radical is formed, as was observed in numerous synthesis studies reported to date.

Journal of Fluorine Chemistry published new progress about Intermediates Role: FMU (Formation, Unclassified), PEP (Physical, Engineering or Chemical Process), PRP (Properties), RCT (Reactant), FORM (Formation, Nonpreparative), PROC (Process), RACT (Reactant or Reagent). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Kayahara, Eiichi’s team published research in Chemistry – A European Journal in 2011 | 112-63-0

Chemistry – A European Journal published new progress about Carbanions Role: SPN (Synthetic Preparation), PREP (Preparation). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Kayahara, Eiichi; Yamada, Hiroto; Yamago, Shigeru published the artcile< Generation of Carbanions through Stibine-Metal and Bismuthine-Metal Exchange Reactions and Its Applications to Precision Synthesis of ω-End-Functionalized Polymers>, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate, the main research area is stibine metal exchange reaction carbanion generation; polyhydroxyethyl methacrylate terminal functionalization stibine metal exchange reaction; polyisopropylacrylamide terminal functionalization stibine metal exchange reaction; polybutyl acrylate terminal functionalization stibine metal exchange reaction; PMMA terminal functionalization stibine metal exchange reaction; magnesium stibine exchange reaction carbanion generation; zinc stibine exchange reaction carbanion generation; bismuthine metal exchange reaction carbanion generation; lithium stibine exchange reaction carbanion generation.

Generation of carbanions from organostibines and organobismuthines through heteroatom-metal exchange reactions was examined from synthetic and mechanistic viewpoints. The exchange reaction proceeded spontaneously upon treatment with various organometallic reagents, such as alkyllithiums, tetraalkylzincates, and alkylmagnesium halides to afford the corresponding carbanions quant. Due to the high reactivity of these heteroatom compounds, the exchange reactions took place exclusively even in the presence of various polar functional groups, which potentially react with organometallic species. The advantage of this method was exemplified by the end-group transformation of living polymers that bear these heteroatom species at the ω-polymer end, prepared by using organostibine- and bismuthine-mediated living radical polymerizations Various polymers that bear polar functional groups and acidic hydrogen-for example, poly(Me methacrylate), poly(Bu acrylate), poly(N-iso-Pr acrylamide), and poly(2-hydroxyethyl methacrylate)-could be used in the exchange reactions, and subsequent trapping with electrophiles afforded the corresponding polymers with controlled mol. weights, mol. weight distributions, and end-group functionalities. Competition experiments showed that organostibines and organobismuthines were among the most reactive heteroatom compounds towards organometallic reagents and that their high reactivity was responsible for the high chemoselectivity in the exchange reaction.

Chemistry – A European Journal published new progress about Carbanions Role: SPN (Synthetic Preparation), PREP (Preparation). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Kajimoto, Tetsuya’s team published research in Phytochemistry in 1989-09-14 | 112-63-0

Phytochemistry published new progress about Scrophularia ningpoensis. 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Kajimoto, Tetsuya; Hidaka, Mitsuharu; Shoyama, Kayoko; Nohara, Toshihiro published the artcile< Iridoids from Scrophularia ningpoensis>, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate, the main research area is iridoid Scrophularia root structure.

Three new compounds (e.g., I and II) were isolated from Scrophulariae Radix, the dried root of S. ningpoensis, together with the known compounds harpagide and harpagoside. The structure of one was shown to be similar to acetoside and angoroside A; the other two were characterized as iridial derivatives by spectroscopic means.

Phytochemistry published new progress about Scrophularia ningpoensis. 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Zhang, Liangliang’s team published research in ACS Catalysis in 2021-03-19 | 112-63-0

ACS Catalysis published new progress about Aldehydes, hydroxy Role: RCT (Reactant), SPN (Synthetic Preparation), RACT (Reactant or Reagent), PREP (Preparation). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Zhang, Liangliang; Oestreich, Martin published the artcile< Diastereotopic Group-Selective Intramolecular Aldol Reactions Initiated by Enantioselective Conjugate Silylation: Diastereodivergence Controlled by the Silicon Nucleophile>, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate, the main research area is silyl benzoyl dihydroxyoctahydroindenone preparation isomerization crystal structure; crystal structure silyl benzoyl dihydroxyoctahydroindenone; mol structure silyl benzoyl dihydroxyoctahydroindenone; aryloxopentenyl cyclopentanedione enantioselective copper catalyzed silylation aldol cyclization; indenone silyl benzoyl preparation.

A reaction sequence consisting of enantioselective Cu-catalyzed conjugate silylation and diastereotopic group-selective aldol cyclization is reported. The diastereoselectivity of the intramol. aldol reaction depends on the Si nucleophile used, either Me2PhSiZnX·2LiX (trans) or Me2PhSiBpin (cis). The more basic Zn reagent and as such the very basic reaction medium also enable thermodynamically driven cis-to-trans isomerization by a retro-aldol-aldol process. A broad range of electron-withdrawing groups including electron-deficient heterocycles is compatible with the different procedures developed.

ACS Catalysis published new progress about Aldehydes, hydroxy Role: RCT (Reactant), SPN (Synthetic Preparation), RACT (Reactant or Reagent), PREP (Preparation). 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Recommanded Product: (9Z,12Z)-Methyl octadeca-9,12-dienoate.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Rasheed, Hafiz Majid’s team published research in Tropical Journal of Pharmaceutical Research in 2021 | 112-63-0

Tropical Journal of Pharmaceutical Research published new progress about Antitumor agents. 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Related Products of 112-63-0.

Rasheed, Hafiz Majid; Wahid, Fazli; Ikram, Muhammad; Qaisar, Muhammad; Shah, Abdul Jabbar; Khan, Taous published the artcile< Chemical profiling and anti-breast cancer potential of hexane fraction of Sphaeranthus indicus flowers>, Related Products of 112-63-0, the main research area is Sphaeranthus flower extract anticancer breast cancer.

The current study aimed to determine the phytochems. and anti-breast cancer potential of Sphaeranthus indicus. S. indicus flowers were extracted with methanol followed by fractionation using n-hexane. For the chem. composition of n-hexane fraction, qual. phytochem. and GC-MS anal. were performed. The anti-proliferative activity was measured by MTT assay, whereas, cytotoxic and proapoptotic effects in MCF-7 (breast cancer) cells were determined using propidium iodide, 4,6-diamidino-2-phenylindole, dichlorofluorescin diacetate, and JC-1 staining through fluorescent microscopy. The phytochem. anal. indicated presence of phytosterols, oils and resins in the nhexane fraction. GC-MS anal. showed that n-hexane fraction comprises of 11 compounds including Me esters of caprylic acid, myristic acid, pentadecanoic acid, palmitic acid, margaric acid, stearic acid, oleic acid, elaidic acid, linoleic acid, linolenic acid and behanic acid. The tested fraction showed remarkable cytotoxic activity against breast cancer (MCF-7) cells while it was found less toxic towards non-cancerous (BHK-21) cells. Furthermore, morphol. assessment through fluorescent microscopy revealed cytotoxic and apoptotic effects by improved cell membrane permeability, increased reactive oxygen species level, compromised mitochondrial activity and condensation of chromatin network. Conclusion: The n-hexane fraction of S. indicus contains phytosterols, oils and fatty acid Me esters and produced apoptotic effect against breast cancer cells.

Tropical Journal of Pharmaceutical Research published new progress about Antitumor agents. 112-63-0 belongs to class esters-buliding-blocks, and the molecular formula is C19H34O2, Related Products of 112-63-0.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Nyakas, Marta’s team published research in Scientific Reports in 2022-12-31 | 347174-05-4

Scientific Reports published new progress about Animal gene Role: BSU (Biological Study, Unclassified), PRP (Properties), BIOL (Biological Study) (BRAF). 347174-05-4 belongs to class esters-buliding-blocks, and the molecular formula is C15H22N2O2, Recommanded Product: Ethyl 3-amino-4-(cyclohexylamino)benzoate.

Nyakas, Marta; Fleten, Karianne Giller; Haugen, Mads Haugland; Engedal, Nikolai; Sveen, Christina; Farstad, Inger Nina; Floerenes, Vivi Ann; Prasmickaite, Lina; Maelandsmo, Gunhild Mari; Seip, Kotryna published the artcile< AXL inhibition improves BRAF-targeted treatment in melanoma>, Recommanded Product: Ethyl 3-amino-4-(cyclohexylamino)benzoate, the main research area is BGB324 vemurafenib anticancer agent AXL BRAF proteome metastatic melanoma.

More than half of metastatic melanoma patients receiving standard therapy fail to achieve a long-term survival due to primary and/or acquired resistance. Tumor cell ability to switch from epithelial to a more aggressive mesenchymal phenotype, attributed with AXL high mol. profile in melanoma, has been recently linked to such event, limiting treatment efficacy. In the current study, we investigated the therapeutic potential of the AXL inhibitor (AXLi) BGB324 alone or in combination with the clin. relevant BRAF inhibitor (BRAFi) vemurafenib. Firstly, AXL was shown to be expressed in majority of melanoma lymph node metastases. When treated ex vivo, the largest reduction in cell viability was observed when the two drugs were combined. In addition, a therapeutic benefit of adding AXLi to the BRAF-targeted therapy was observed in pre-clin. AXL high melanoma models in vitro and in vivo. When searching for mechanistic insights, AXLi was found to potentiate BRAFi-induced apoptosis, stimulate ferroptosis and inhibit autophagy. Altogether, our findings propose AXLi as a promising treatment in combination with standard therapy to improve therapeutic outcome in metastatic melanoma.

Scientific Reports published new progress about Animal gene Role: BSU (Biological Study, Unclassified), PRP (Properties), BIOL (Biological Study) (BRAF). 347174-05-4 belongs to class esters-buliding-blocks, and the molecular formula is C15H22N2O2, Recommanded Product: Ethyl 3-amino-4-(cyclohexylamino)benzoate.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Qin, Lu-Yun’s team published research in Frontiers in Pharmacology in 2022 | 347174-05-4

Frontiers in Pharmacology published new progress about Antioxidant enzymes Role: BSU (Biological Study, Unclassified), BIOL (Biological Study). 347174-05-4 belongs to class esters-buliding-blocks, and the molecular formula is C15H22N2O2, Computed Properties of 347174-05-4.

Qin, Lu-Yun; Guan, Peng; Wang, Jian-Xin; Chen, Yu; Zhao, Ya-Shuo; Yang, Sheng-Chang; Guo, Ya-Jing; Wang, Na; Ji, En-Sheng published the artcile< Therapeutic potential of astragaloside IV against Adriamycin-induced renal damage in rats via ferroptosis>, Computed Properties of 347174-05-4, the main research area is renal damage ferroptosis astragaloside IV therapeutic potential; Adriamycin; astragaloside Ⅳ; ferroptosis; iron metabolism; kidney.

Adriamycin (ADR) has been utilized to treat cancer for several decades. However, ADR-induced renal injury is one of the most common side effects accompanying ADR therapy. In the present study, we revealed that astragaloside IV (ASIV) was beneficial for renal injury caused by Adriamycin. We demonstrated that ASIV significantly ameliorated kidney injury, improved renal dysfunction, reduced oxidative stress, alleviated iron accumulation, and inhibited the induction of ferroptosis by ADR. ASIV also rescued the intracellular levels of nuclear factor-erythroid-2-related factor 2 (Nrf2) and promoted nuclear translocation of Nrf2. These protective effects of ASIV on renal injury might be attained through the ASIV-induced activation of the Pi3K/Akt signaling pathway. In vitro, the treatment of the HK-2 cells with fer-1 or deferoxamine mesylate obviously improved cell viability during Adriamycin administration. On the other hand, the protective role of ASIV can be abrogated by RSL3 to some extent. Moreover, ASIV lowered the expression of transferrin receptor 1 and divalent metal transporter 1 while enhancing the expression of ferropotin 1 and glutathione peroxidase 4 in ADR administrated cells, the effects of which were akin to those of deferoxamine mesylate. Furthermore, ASIV increased the phosphorylation of Pi3K, Akt, and the expression of Nrf2 and glutathione peroxidase 4 compared to HK-2 cells stimulated by ADR. However, Pi3K inhibitor LY294002 abrogated these activations. In conclusion, ferroptosis may involve in ADR-induced nephrotoxicity, and ASIV might protect nephrocytes against ADR-induced ferroptosis, perhaps via activations of the Pi3K/Akt and Nrf2 signaling pathways.

Frontiers in Pharmacology published new progress about Antioxidant enzymes Role: BSU (Biological Study, Unclassified), BIOL (Biological Study). 347174-05-4 belongs to class esters-buliding-blocks, and the molecular formula is C15H22N2O2, Computed Properties of 347174-05-4.

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics