Category: bromides-buliding-blocks

On June 11, 2020, Sunwoo, Kyoung; Won, Miae; Ko, Kyung-Phil; Choi, Miri; Arambula, Jonathan F.; Chi, Sung-Gil; Sessler, Jonathan L.; Verwilst, Peter; Kim, Jong Seung published an article.Electric Literature of 83152-22-1 The title of the article was Mitochondrial Relocation of a Common Synthetic Antibiotic: A Non-genotoxic Approach to Cancer Therapy. And the article contained the following:

Tumor recurrence as a result of therapy-induced nuclear DNA lesions is a major issue in cancer treatment. Currently, only a few examples of potentially non-genotoxic drugs have been reported. Mitochondrial re-localization of ciprofloxacin, one of the most commonly prescribed synthetic antibiotics, is reported here as a new approach. Conjugation of ciprofloxacin to a tri-Ph phosphonium group (giving lead Mt-CFX) is used to enhance the concentration of ciprofloxacin in the mitochondria of cancer cells. The localization of Mt-CFX to the mitochondria induces oxidative damage to proteins, mtDNA, and lipids. A large bias in favor of mtDNA damage over nDNA was seen with Mt-CFX, contrary to classic cancer chemotherapeutics. Mt-CFX was found to reduce cancer growth in a xenograft mouse model and proved to be well tolerated. Mitochondrial re-localization of antibiotics could emerge as a useful approach to generating anticancer leads that promote cell death via the selective induction of mitochondrially mediated oxidative damage. The experimental process involved the reaction of (6-Bromohexyl)triphenylphosphonium bromide(cas: 83152-22-1).Electric Literature of 83152-22-1

The Article related to breast cancer cell death mitochondria ciprofloxacin, ciprofloxacin, dna damage, mitochondria, non-genotoxic cancer therapy, prodrug, reactive oxygen species, targeted therapeutics and other aspects.Electric Literature of 83152-22-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On August 31, 2020, Miura, Kazuki; Onodera, Chihiro; Takagi, Motonari; Koyama, Ryosuke; Hirano, Takako; Nishio, Toshiyuki; Hakamata, Wataru published an article.Recommanded Product: 2567-29-5 The title of the article was Screening, synthesis, and evaluation of novel isoflavone derivatives as inhibitors of human Golgi β-galactosidase. And the article contained the following:

The genes GLB1 and GALC encode GLB1 isoform 1 and galactocerebrosidase, resp., which exhibit β-galactosidase activity in human lysosomes. GLB1 isoform 1 has been reported to play roles in rare lysosomal storage diseases. In this study, we first constructed a cell-based high-throughput screening (HTS) system for Golgi β-galactosidase inhibitors, and then screened inhibitors from two compound libraries using the HTS system, in vitro assay, and cytotoxicity assay. An isoflavone derivative was identified among the final Golgi β-galactosidase inhibitor compound hits. Mol. docking simulations were performed to redesign the isoflavone derivative into a more potent inhibitor, and six designed derivatives were then synthesized. One of the derivatives, ARM07, exhibited potent inhibitory activity against β-galactosidase, with an IC50 value of 14.8 μM and competitive inhibition with Ki value of 13.3 μM. Furthermore, the in vitro and cellular inhibitory activities of ARM07 exceeded those of deoxygalactonojirimycin. ARM07 may contribute to the development of affinity-based chem. probes to identify the protein responsible for the newly discovered Golgi β-galactosidase activity. The therapeutic relevance of ARM07 against lysosomal storage diseases and its effect on senescent cells should be evaluated further. The experimental process involved the reaction of 4-(Bromomethyl)-1,1′-biphenyl(cas: 2567-29-5).Recommanded Product: 2567-29-5

The Article related to krabbe disease glb1 galactocerebrosidase mol docking simulation, inhibitor screening, isoflavone, lysosomal storage disease, senescence-associated β-galactosidase, β-galactosidase and other aspects.Recommanded Product: 2567-29-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On November 11, 2021, Yan, Si-Shun; Liu, Shi-Han; Chen, Lin; Bo, Zhi-Yu; Jing, Ke; Gao, Tian-Yu; Yu, Bo; Lan, Yu; Luo, Shu-Ping; Yu, Da-Gang published an article.Category: bromides-buliding-blocks The title of the article was Visible-light photoredox-catalyzed selective carboxylation of C(sp3)-F bonds with CO2. And the article contained the following:

A novel selective carboxylation of C(sp3)-F bonds with CO2 via visible-light photoredox catalysis. A variety of mono-, di-, and trifluoroalkylarenes as well as α,α-difluorocarboxylic esters and amides undergo such reactions to give important aryl acetic acids and α-fluorocarboxylic acids, including several drugs and analogs, under mild conditions. Notably, mechanistic studies and DFT calculations demonstrate the dual role of CO2 as an electron carrier and electrophile during this transformation. The fluorinated substrates would undergo single-electron reduction by electron-rich CO2 radical anions, which were generated in situ from CO2 via sequential hydride-transfer reduction and hydrogen-atom-transfer processes. The experimental process involved the reaction of 4-(Bromomethyl)-1,1′-biphenyl(cas: 2567-29-5).Category: bromides-buliding-blocks

The Article related to fluoroalkylarene 4czipn photocatalyst carboxylation, aryl acetic acid preparation, fluorocarboxylic ester 3dpafipn photocatalyst carboxylation, fluoro carboxylic acid preparation and other aspects.Category: bromides-buliding-blocks

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On September 2, 2005, Chow, Hak-Fun; Low, Kam-Hung; Wong, King Y. published an article.Safety of 2-Bromo-4-(bromomethyl)-1-methylbenzene The title of the article was An improved method for the regiospecific synthesis of polysubstituted [2.2]paracyclophanes. And the article contained the following:

4,16-Disubstituted, 4,7,12,15-tetrasubstituted, 4,8,12,16-tetrasubstituted and 4,5,7,8,12,13,15,16-octasubstituted [2.2]paracyclophanes can be prepared in significantly improved yields and excellent regiospecificities via the Winberg 1,6-elimination-dimerization reaction from substituted (4-methylbenzyl)trimethylammonium hydroxides. Using 2-chlorophenothiazine instead of phenothiazine as a polymerization inhibitor results in a doubling of product yields. The crystal structures of two of the products are available online. The experimental process involved the reaction of 2-Bromo-4-(bromomethyl)-1-methylbenzene(cas: 259231-26-0).Safety of 2-Bromo-4-(bromomethyl)-1-methylbenzene

The Article related to paracyclophane preparation crystal structure, bromoparacyclophane preparation crystal structure, methylbenzylmethylammonium hydroxide preparation winberg elimination dimerization and other aspects.Safety of 2-Bromo-4-(bromomethyl)-1-methylbenzene

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On May 13, 2004, Bit, Rino Antonio; Giblin, Gerard Martin Paul; Hall, Adrian; Hurst, David Nigel; Kilford, Ian Reginald; Miller, Neil Derek; Scoccitti, Tiziana published a patent.Application In Synthesis of Ethyl 2-bromo-6-fluorobenzoate The title of the patent was Preparation of benzoic acids and related compounds as EP1 receptor antagonists for the treatment of prostaglandin mediated diseases.. And the patent contained the following:

Title compounds I [A = (un)substituted aryl, 5 or 6-membered heterocyclyl ring, bicyclic heterocyclyl; B = Ph, pyridyl; Z = O, S, SO, etc.; R1 = CO2R4, CN, CONR5R6, etc.; R2a, R2b = H, halogen, (un)substituted alkyl, etc.; Rx = (un)substituted alkyl, CQaQb-heterocyclyl, CQaQb-bicyclic heterocyclyl, etc.; R4, R5 = H, (un)substituted alkyl; R6 = H, (un)substituted alkyl, heteroaryl, etc.; R8, R9 = H, Cl, F, etc.; Qa, Qb = H, CH3] and their pharmaceutically acceptable derivatives were prepared For example, the Suzuki coupling of Et 2′-bromobiphenyl-3-carboxylate and 2-benzyloxy-5-chlorophenylboronic acid, e.g., prepared from 3-ethoxycarbonylphenylboronic acid, followed by hydrolysis afforded compound I [A-R1 = 3-carboxyphenyl; Z = O; R2a = H, R2b = 5-Cl; R8, R9 = H] in 39% overall yield. In human prostanoid EP1 receptor binding assays, 90-examples of compounds I exhibited pIC50 values ranging from 6.0->9.0 at the EP1 receptor and pIC50 values of <6.0 at the EP3 receptor. Of note, no toxicol. effects are indicated/expected (sic) when the compounds I are administered at the assay concentration of 3 nM. Compounds I are claimed useful for the treatment of prostaglandin mediated diseases, e.g., inflammation, pain, etc. The experimental process involved the reaction of Ethyl 2-bromo-6-fluorobenzoate(cas: 1214362-62-5).Application In Synthesis of Ethyl 2-bromo-6-fluorobenzoate

The Article related to benzoic acid derivative preparation ep1 receptor antagonist prostaglandin disease, antiinflammatory agent benzoic acid derivative preparation ep1 receptor antagonist, analgesic benzoic acid derivative preparation ep1 receptor antagonist and other aspects.Application In Synthesis of Ethyl 2-bromo-6-fluorobenzoate

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Varano, Flavia; Catarzi, Daniela; Vigiani, Erica; Vincenzi, Fabrizio; Pasquini, Silvia; Varani, Katia; Colotta, Vittoria published an article in 2020, the title of the article was Piperazine- and piperidine-containing thiazolo[5,4-d]pyrimidine derivatives as new potent and selective adenosine A2A receptor inverse agonists.Quality Control of 2-(2-Bromoethyl)isoindoline-1,3-dione And the article contains the following content:

The therapeutic use of A2A adenosine receptor (AR) antagonists for the treatment of neurodegenerative disorders, such as Parkinson and Alzheimer diseases, is a very promising approach. Moreover, the potential therapeutic role of A2A AR antagonists to avoid both immunoescaping of tumor cells and tumor development is well documented. Herein, authors report on the synthesis and biol. evaluation of a new set of piperazine- and piperidine- containing 7-amino-2-(furan-2-yl)thiazolo[5,4-d]pyrimidine derivatives designed as human A2A AR antagonists/inverse agonists. Binding and potency data indicated that a good number of potent and selective hA2A AR inverse agonists were found. Amongst them, the compound I exhibited the highest A2A AR binding affinity (Ki = 8.62 nM) as well as inverse agonist potency (IC50 = 7.42 nM). The experimental process involved the reaction of 2-(2-Bromoethyl)isoindoline-1,3-dione(cas: 574-98-1).Quality Control of 2-(2-Bromoethyl)isoindoline-1,3-dione

The Article related to piperazinyl piperidinyl thiazolopyrimidine preparation in silico adme prediction, adenosine a2a receptor inverse agonist human, g protein-coupled receptors, adenosine a2a receptor ligands, adenosine receptors, thiazolo[5,4-d]pyrimidines and other aspects.Quality Control of 2-(2-Bromoethyl)isoindoline-1,3-dione

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On May 26, 1987, Haga, Toru; Nagano, Hideyoshi; Okuda, Hiroki; Takase, Masayuki published a patent.Computed Properties of 111010-07-2 The title of the patent was Preparation of 5-bromo-4-chloro-2-fluoroaniline as intermediate for tetrahydrophthalimide herbicides. And the patent contained the following:

The title compound (I), useful as an intermediate for herbicidal tetrahydrophthalimides II (R = H, alkyl, Ph) were prepared by reduction of 1-bromo-2-chloro-4-fluoro-5-nitrobenzene (III). A mixture of 14 g III and 20 g Fe powder in AcOH 20, EtOAc 30, and 5% aqueous AcOH 50 mL was refluxed at 60-80° for 3 h to give 10.4 g I. The experimental process involved the reaction of 5-Bromo-4-chloro-2-fluoroaniline(cas: 111010-07-2).Computed Properties of 111010-07-2

The Article related to aniline trihalo preparation herbicide intermediate, herbicide intermediate bromochlorofluoroaniline preparation, phthalimide tetrahydro herbicide intermediate trihaloaniline, bromochlorofluoroaniline intermediate herbicide preparation and other aspects.Computed Properties of 111010-07-2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Nakayama, Kaii; Kamiya, Hidehiro; Okada, Yohei published an article in 2022, the title of the article was Radical cation Diels-Alder reactions of arylidene cycloalkanes.Name: (6-Bromohexyl)triphenylphosphonium bromide And the article contains the following content:

TiO2 photoelectrochem. and electrochem. radical cation Diels-Alder reactions of arylidene cycloalkanes are described, leading to the construction of spiro ring systems. Although the mechanism remains an open question, arylidene cyclobutanes are found to be much more effective in the reaction than other cycloalkanes. Since the reaction is completed with a substoichiometric amount of electricity, a radical cation chain pathway is likely to be involved. The experimental process involved the reaction of (6-Bromohexyl)triphenylphosphonium bromide(cas: 83152-22-1).Name: (6-Bromohexyl)triphenylphosphonium bromide

The Article related to spiro compound preparation photoelectrochem electrochem reaction, arylidene cycloalkane dimethyl butadiene diels alder reaction, diels–alder reaction, arylidene cycloalkane, radical cation, single-electron transfer, spiro ring system and other aspects.Name: (6-Bromohexyl)triphenylphosphonium bromide

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Islam, M. Q.; Hill, W. E.; Webb, T. R. published an article in 1989, the title of the article was Synthesis and characterization of long chain unsymmetrical diphosphines.Safety of (6-Bromohexyl)triphenylphosphonium bromide And the article contains the following content:

The long-chain unsym. diphosphines, R2P(CH2)nPPh2 (R = Me, Et; n = 6, 8) have been synthesized and characterized by their 31P and 1H NMR spectra. The purity of product is strictly dependent on the reaction condition. Attempted preparation of the diphosphines with same substituents on P but a longer chain length (10 and 12 methylene bridge) was unsuccessful because of possible disubstitution in the first of the four step synthesis giving mixed products (sym. and unsym. diphosphines). The experimental process involved the reaction of (6-Bromohexyl)triphenylphosphonium bromide(cas: 83152-22-1).Safety of (6-Bromohexyl)triphenylphosphonium bromide

The Article related to diphosphine unsym long chain, dibromoalkane reaction triorganophosphine, oxidation diphosphonium dibromide unsym, bromoalkylphosphonium bromide preparation reaction triorganophosphine, quaternization triorganophosphine dibromoalkane and other aspects.Safety of (6-Bromohexyl)triphenylphosphonium bromide

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

On February 1, 2020, Sun, Nannan; Ma, Xiaojun; Zhou, Kaifeng; Zhu, Chen; Cao, Zhonglian; Wang, Yonghui; Xu, Jun; Fu, Wei published an article.Reference of 4-(Bromomethyl)-1,1′-biphenyl The title of the article was Discovery of novel N-sulfonamide-tetrahydroquinolines as potent retinoic acid receptor-related orphan receptor γt inverse agonists for the treatment of autoimmune diseases. And the article contained the following:

In this study, authors designed and synthesized a series of N-sulfonamide-tetrahydroquinolines by mol. modeling and scaffold hopping strategy, aiming at improving the metabolic stabilities. Detailed SAR exploration led to identification of potent RORγt inverse agonists such as compound II with moderate binding affinity and inhibitory activity of Th17 cell differentiation. Binding mode of compound II with RORγt-LBD was revealed by mol. docking. Moreover, compound II showed lower intrinsic clearance in mouse liver microsomes compared with compound I and potent in-vivo efficacy and safety in psoriasis models, which can be used as a good starting point for the further optimization. The experimental process involved the reaction of 4-(Bromomethyl)-1,1′-biphenyl(cas: 2567-29-5).Reference of 4-(Bromomethyl)-1,1′-biphenyl

The Article related to sulfonamido tetrahydroquinoline preparation rror inverse agonist sar safety, inverse agonists, metabolic stability, n-sulfonamide-tetrahydroquinolines, psoriasis, retinoic acid receptor-related orphan receptor γt (rorγt), th17 cells and other aspects.Reference of 4-(Bromomethyl)-1,1′-biphenyl

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary