Category: bromides-buliding-blocks

On December 13, 2019, Xiao, Yi; Shi, Lihan; Huang, Hongmei; Li, Shiye; Zhang, Min; Yin, Dulin; Mao, Liqiu published a patent.Product Details of 41819-13-0 The title of the patent was Preparation method of Fe-MOFs nanomaterial containing ionic liquids and its application in adsorption of methylene blue in cationic dye wastewater. And the patent contained the following:

The invention relates to a preparation method of Fe-MOFs nanomaterial containing ionic liquids and its application in adsorption of methylene blue in cationic dye wastewater, the nanomaterial has excellent adsorption performance on cationic dye methylene blue. The preparation method comprises the following steps: using iron salt, carboxylic acid ligand (triphthalic acid), and phenanthroline as raw materials, using imidazole ionic liquid as template, carrying out hydrothermal reaction to synthesize Fe-MOFs nanomaterial. The experimental process involved the reaction of 3,6-Dibromobenzene-1,2,4,5-tetracarboxylic acid(cas: 41819-13-0).Product Details of 41819-13-0

The Article related to iron mof nanomaterial methylene blue adsorption cationic dye wastewater, Placeholder for records without volume info and other aspects.Product Details of 41819-13-0

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Ramachandran, Mohanraj; Syed, Asad; Marraiki, Najat; Anandan, Sambandam published an article in 2021, the title of the article was The aqueous dependent sensing of hydrazine and phosphate anions using a bis-heteroleptic Ru(II) complex with a phthalimide-anchored pyridine-triazole ligand.Synthetic Route of 574-98-1 And the article contains the following content:

Selective turn-on luminescence properties are shown by a non-luminescent metalloreceptor upon the addition of phosphate anions in CH3CN and hydrazine in CH3CN/H2O (6/4, volume/volume). The non-luminescent metalloreceptors [RuII(phen)2(TpH)]2PF6- (RtpH) and [RuII(Phen)2(TpI)]2PF6- (RtpI) {phen = 1,10-phenanthroline; TpH = 2-(2-(4-(pyridin-2-yl)-1H-1,2,3-triazol-1-yl)ethyl)isoindoline-1,3-dione; and TpI = 2-(2-(5-iodo-4-(pyridin-2-yl)-1H-1,2,3-triazol-1-yl)ethyl)isoindoline-1,3-dione} were synthesized and characterized. Both metalloreceptors have excellent sensing properties for phosphate anions (H2PO4- and H2P2O72-) over other anions in CH3CN. The limit of detection (LOD) values were calculated to be 79 nM and 48 nM for H2PO4- upon addition to RtpH and RtpI, resp. Noncovalent interactions play a key role in the sensing of phosphate anions, among which the halogen-anion interaction showed superior recognition properties over the hydrogen-anion interaction. Comparative electrochem. experiments, 1H NMR titration, 31P NMR titration, and lifetime studies also show that RtpI has better sensing properties, as evidenced by its more drastic emission response to H2PO4- anions compared with RtpH. Moreover, the metalloreceptors showed a remarkable fluorescence increase (at ~584 nm) upon the addition of hydrazine, without the interference of other amines in CH3CN/H2O (6/4, volume/volume). Interestingly, fluorescence enhancement was observed within live HeLa cells upon hydrazine addition, which is caused by the efficient photoinduced electron transfer process. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Synthetic Route of 574-98-1

The Article related to hydrazine phosphate detection luminescent indicator ruthenium complex, Placeholder for records without volume info and other aspects.Synthetic Route of 574-98-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On December 31, 2021, Damghani, Tahereh; Moosavi, Fatemeh; Khoshneviszadeh, Mehdi; Mortazavi, Motahareh; Pirhadi, Somayeh; Kayani, Zahra; Saso, Luciano; Edraki, Najmeh; Firuzi, Omidreza published an article.Related Products of 574-98-1 The title of the article was Imidazopyridine hydrazone derivatives exert antiproliferative effect on lung and pancreatic cancer cells and potentially inhibit receptor tyrosine kinases including c-Met. And the article contained the following:

Abstract: Aberrant activation of c-Met signalling plays a prominent role in cancer development and progression. A series of 12 imidazo [1,2-α] pyridine derivatives bearing 1,2,3-triazole moiety were designed, synthesized and evaluated for c-Met inhibitory potential and anticancer effect. The inhibitory activity of all synthesized compounds against c-Met kinase was evaluated by a homogeneous time-resolved fluorescence (HTRF) assay at the concentration range of 5-25 μM. Derivatives 6d, 6e and 6f bearing Me, tert-Bu and dichloro-Ph moieties on the triazole ring, resp., were the compounds with the highest potential. They significantly inhibited c-Met by 55.3, 53.0 and 51.3%, resp., at the concentration of 25 μM. Synthetic compounds showed antiproliferative effects against lung (EBC-1) and pancreatic cancer cells (AsPc-1, Suit-2 and Mia-PaCa-2) expressing different levels of c-Met, with IC50 values as low as 3.0 μM measured by sulforhodamine B assay. Active derivatives significantly blocked c-Met phosphorylation, inhibited cell growth in three-dimensional spheroid cultures and also induced apoptosis as revealed by Annexin V/propidium iodide flow cytometric assay in AsPc-1 cells. They also inhibited PDGFRA and FLT3 at 25 μM among a panel of 16 kinases. Mol. docking and dynamics simulation studies corroborated the exptl. findings and revealed possible binding modes of the select derivatives with target receptor tyrosine kinases. The results of this study show that some imidazopyridine derivatives bearing 1,2,3-triazole moiety could be promising molecularly targeted anticancer agents against lung and pancreatic cancers. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Related Products of 574-98-1

The Article related to antiproliferative effect lung pancreatic cancer cell tyrosine kinase, Placeholder for records without volume info and other aspects.Related Products of 574-98-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Rothschild, Daniel A.; Kopcha, William P.; Tran, Aaron; Zhang, Jianyuan; Lipke, Mark C. published an article in 2022, the title of the article was Gram-scale synthesis of a covalent nanocage that preserves the redox properties of encapsulated fullerenes.SDS of cas: 2567-29-5 And the article contains the following content:

Discrete nanocages provide a way to solubilize, sep., and tune the properties of fullerenes, but these 3D receptors cannot usually be synthesized easily from inexpensive starting materials, limiting their utility. Herein, we describe the first fullerene-binding nanocage (Cage4+) that can be made efficiently on a gram scale. Cage4+ was prepared in up to 57% yield by the formation of pyridinium linkages between complemantary porphyrin components that are themselves readily accessible. Cage4+ binds C60 and C70 with large association constants (>108 M-1), thereby solubilizing these fullerenes in polar solvents. Fullerene association and redox-properties were subsequently investigated across multiple charge states of the host-guest complexes. Remarkably, neutral and singly reduced fullerenes bind with similar strengths, leaving their 0/1- redox couples minimally perturbed and fully reversible, whereas other hosts substantially alter the redox properties of fullerenes. Thus, C60@Cage4+ and C70@Cage4+ may be useful as solubilized fullerene derivatives that preserve the inherent electron-accepting and electron-transfer capabilities of the fullerenes. Fulleride dianions were also found to bind strongly in Cage4+, while further reduction is centered on the host, leading to lowered association of the fulleride guest in the case of C602-. The experimental process involved the reaction of 4-(Bromomethyl)-1,1′-biphenyl(cas: 2567-29-5).SDS of cas: 2567-29-5

The Article related to covalent nanocage preserve redox property encapsulated fullerene, Placeholder for records without volume info and other aspects.SDS of cas: 2567-29-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On January 15, 2021, El-Sayed, W. N.; Alkabli, J.; Althumayri, Khalid; Elshaarawy, Reda F. M.; Ismail, Lamia A. published an article.SDS of cas: 574-98-1 The title of the article was Azomethine-functionalized task-specific ionic liquid for diversion of toxic metal ions in the aqueous environment into pharmacological nominates. And the article contained the following:

By this work, a new azomethine-supported task-specific ionic liquid (ABIIL) was fabricated based on bis-(butylimidazolium hexafluorophosphate) salicylidene Schiff base. The successful formation of ABIIL was confirmed form its microanal. and spectral results. The excellent aqueous-ethanolic solubility coupled with the high chelating capacity of ABIIL enabled it to act as a multifunctional scavenger for removing of Cu(II) and Fe(III) ions from aqueous environments. Not only has that, but also transformed these toxic ions into promising pharmacol. candidates. ABIIL showed an excellent scavenging efficiency, as it can uptake up to 98.9% and 96.7% of Fe(III) and Cu(II) ions, resp., from aqueous-ethanolic effluents. Besides, it could be easily regenerated and reused for six cycles without significant loss in its efficiency. The scavenging outputs (M-ABIIL) exhibited excellent and broad-spectrum antimicrobial activity, with a slight preference toward fungi than bacteria. Fe-ABIIL is the most potent antimicrobial nominate as revealed from its MIC values (μg/mL): 16.8 (C. albicans) < 18.9 (S. aureus) < 19.5 (A. flavus) < 23.1 (E. coli). Addnl., this complex is more cytotoxic (IC50 3.40 ±0.53 μg/mL) than the clin. anticancer drug (Vinblastine, VB) (IC50 3.79 ± 1.01 μg/mL) toward colon cancer cells (HTC116), whereas it is less cytotoxic (IC50 85.66 ± 1.44 μg/mL) than VB (IC50 57.12 ± 1.95 μg/mL) to normal human cells (HeLa). Thus, ABIIL has great potential for removing toxic Cu(II) and Fe(III) ions from aqueous environments, converting them into chemotherapeutic agents. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).SDS of cas: 574-98-1

The Article related to azomethine ionic liquid toxic metal ion pharmacol nominate, Placeholder for records without volume info and other aspects.SDS of cas: 574-98-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On July 14, 2022, Huang, Jian; Shi, Qiong; Choudhry, Namrta; Li, Hongmei; Yang, Chenglu; Kalashova, Julia; Yan, Ziqi; Li, Jinhua; Reddy, Mallu Chenna; Gopala, Sridhar Goud; Zhang, Shenqiu; Zhang, Jing; Nimishetti, Naganna; Yang, Dun published an article.HPLC of Formula: 2567-29-5 The title of the article was Discovery and Optimization of Seven-Membered Lactam-Based Compounds to Phenocopy the Inhibition of the Aurora Kinase B. And the article contained the following:

We used mechanism-informed phenotypic screening to identify and optimize compounds that phenocopy the genetic depletion of the mitotic aurora kinase B (AURKB) kinase. After assaying nine aryl fused seven-membered lactam compounds, we identified a hit compound 6a that was subsequently optimized to five lead compounds with low nanomolar activity, represented by the lead compound 6v (19 nM). With excellent drug-like properties, these compounds reproduced the loss of function in phenotypes of AURKB and exhibited potent cytotoxic activities in various cancer cell lines. Collectively, these data support that seven-membered lactam-based analogs might be valuable for further development as a new type of antimitotic agents for the treatment of cancer. The experimental process involved the reaction of 4-(Bromomethyl)-1,1′-biphenyl(cas: 2567-29-5).HPLC of Formula: 2567-29-5

The Article related to lactam compound prepnd aurora kinase b inhibitor cancer, Placeholder for records without volume info and other aspects.HPLC of Formula: 2567-29-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Ruan, Qing; Zhang, Xuran; Lin, Xiao; Duan, Xiaojiang; Zhang, Junbo published an article in 2018, the title of the article was Novel 99mTc labelled complexes with 2-nitroimidazole isocyanide: design, synthesis and evaluation as potential tumor hypoxia imaging agents.Formula: C10H8BrNO2 And the article contains the following content:

Radiolabeled 2-nitroimidazoles have been used for imaging hypoxia. With the aim of developing novel 99mTc radiotracers for imaging hypoxia, four novel 2-nitroimidazole isocyanide derivatives (2a, 2b, 2c, and 2d) were synthesized and radiolabelling was carried out for preparing their corresponding 99mTc complexes. These 99mTc complexes were stable in vitro and could exhibit good hypoxic selectivity. The partition coefficient results indicated that they were hydrophilic, and an evaluation of biodistribution in mice bearing S180 tumors indicated that all of the complexes could accumulate in the tumors. Among them, 99mTc-2c exhibited the highest tumor uptake and tumor/blood and tumor/muscle ratios at 2 h post-injection. Further, single photon emission computed tomog. (SPECT) imaging studies indicated clear accumulation in tumors, suggesting that 99mTc-2c was a promising candidate for hypoxia imaging. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Formula: C10H8BrNO2

The Article related to technetium99 isotope agent tumor hypoxia spect imaging, Placeholder for records without volume info and other aspects.Formula: C10H8BrNO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On October 11, 2018, Sharma, Amit; Lee, Min-Goo; Shi, Hu; Won, Miae; Arambula, Jonathan F.; Sessler, Jonathan L.; Lee, Jin Yong; Chi, Sung-Gil; Kim, Jong Seung published an article.Application In Synthesis of (6-Bromohexyl)triphenylphosphonium bromide The title of the article was Overcoming Drug Resistance by Targeting Cancer Bioenergetics with an Activatable Prodrug. And the article contained the following:

Nearly without exception, all known cancer chemotherapeutics elicit a resistance response over time. The resulting resistance is correlated with poor clin. outcomes. Here, we report an approach to overcoming resistance through reprogramming oncogene-directed alterations in mitochondrial metabolism before drug activation while simultaneously circumventing drug efflux pumps. Conjugate C1 increases cancer cell apoptosis and inhibits regrowth of drug-resistant tumors, as inferred from efficacy studies carried out in human cancer cells and in Dox-resistant xenograft tumor models. It also displays minimal whole-animal toxicity. These benefits are ascribed to an ability to evade chemoresistance by switching cancer cell metabolism back to normal mitochondrial oxidative phosphorylation while helping target the active Dox to first the mitochondrion and then the nucleus. The experimental process involved the reaction of (6-Bromohexyl)triphenylphosphonium bromide(cas: 83152-22-1).Application In Synthesis of (6-Bromohexyl)triphenylphosphonium bromide

The Article related to cancer doxorubicin drug resistance bioenergetics, Placeholder for records without volume info and other aspects.Application In Synthesis of (6-Bromohexyl)triphenylphosphonium bromide

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On February 5, 2021, Quiroga-Campano, Cinthia; Gomez-Machuca, Horacio; Moris, Silvana; Pessoa-Mahana, Hernan; Jullian, Carolina; Saitz, Claudio published an article.Product Details of 574-98-1 The title of the article was Synthesis of calix[4]arenes bearing thiosemicarbazone moieties with naphthalene groups: Highly selective turn off/on fluorescent sensor for Cu(II) recognition.. And the article contained the following:

Calix[4]arenes-based fluorescent chemosensors containing thiosemicarbazone as a binding site and naphthalene as a fluorogenic unit in a 1,3-alternate (L1) and cone (L2) conformation, were synthesized and examined for their binding abilities towards anions and cations using different spectroscopic techniques. Both receptors L1 and L2, exhibited an off/on fluorescence behavior due to complex formation with Cu(II). They showed selective recognition of Cu(II) in presence of other cations and anions detecting up to 4.25 μg/L for L1 and 1.58 μg/L for L2, both in acetonitrile. The complexation behavior was studied by 1H NMR and FT-IR spectral anal., indicating that copper interacts with sulfur and with imine nitrogen of the thiosemicarbazone. No major differences in the selectivity and sensitivity were found between calix[4]arene receptors in 1,3-alternate and cone conformation. The 1H NMR spectra indicates that receptor L2 changed its conformation from cone to pinched cone, stiffening the conformation due to interaction of the thiosemicarbazone moiety with copper. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Product Details of 574-98-1

The Article related to calixarene fluorescent indicator copper ion, Placeholder for records without volume info and other aspects.Product Details of 574-98-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On August 23, 2021, Xu, Donghan; Zhang, Cuijuan; Zhen, Yihan; Li, Yongdan published an article.Computed Properties of 574-98-1 The title of the article was Ferrocene/Phthalimide Ionic Bipolar Redox-Active Molecule for Symmetric Nonaqueous Redox Flow Batteries. And the article contained the following:

Sym. nonaqueous redox flow batteries (NARFBs) that utilize bipolar redox-active organic mols. (BROMs) provide a facile strategy to mitigate the crossover issue. However, their performance has lagged behind due to the low solubility of organic redox species and poor high-current operations. To address these tech. hurdles, a series of ionic BROMs based on ferrocene (Fc) and phthalimide (Ph) moieties with fast mass and charge-transfer kinetic are synthesized, which show high solubility and ionic conductivity Both computational and exptl. results show that the extended chain length between phthalimide moiety and quaternary nitrogen atom and the acidity of the solvent play a pivotal part in determining the stability of active materials and thus the cycling stability of NARFB. The assembled sym. NARFB shows an open-circuit voltage of 2.04 V, cycling capacity retention of 99.8% per cycle, and energy efficiency of 77.0% over 50 cycles at 20 mA cm-2. Furthermore, the battery yields a peak power d. of 110 mW cm-2 at 90 mA cm-2, which outperforms most NARFBs. This work demonstrates a promising mol. engineering strategy to improve the cycling stability of BROMs and to enable the high-current operation of sym. NARFB. The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Computed Properties of 574-98-1

The Article related to ferrocene phthalimide redox flow battery, Placeholder for records without volume info and other aspects.Computed Properties of 574-98-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary