Category: 626-40-4

《Design, Synthesis, and Electrochromic Behaviors of Donor-Acceptor-Donor type Triphenylamine-iso-Naphthalenediimide Derivatives》 was written by Nad, Subhra; Malik, Sudip. Quality Control of 3,5-Dibromoaniline And the article was included in ChemElectroChem in 2020. The article conveys some information:

To investigate the influence of number of electropolymerizable group of the donor side on electrochromic behaviors, three donor-acceptor-donor type monomers containing isonaphthalene diimide as acceptor core and electro-polymerizable tri-Ph amine (TPA) as the donor moiety have been designed and successfully synthesized via imidization of isonaphthalene anhydride with corresponding TPA derivatives DFT calculations have predicted that electron d. of HOMO is centralized on peripheral TPA unit and the same of LUMO is localized on central moiety. Polymer films from three monomers are electrodeposited on ITO/glass electrodes and have been characterized by cyclic voltammetry. Three polymers show multi electrochromic properties in a reversible manner with the color change from colorless to brown to blue at low working potential. Spectro-electrochem. studies of these films have revealed the high optical contrast (51.4%, 69.8%, 84.5% resp.) of these polymers with the very fast bleaching (less than 1 s) and coloration (less than 2 s) time with very high coloration efficiencies. The electro switching stability has been performed up to 500 cycles and activity loses only 10% after 3000 s. To demonstrate the potentials of these derivatives, solid-state devices having these derivatives provide electrochromism in a very nice way without taking any protective precaution from air/moisture and its spectro-electrochem. behaviors have been also explored. In the part of experimental materials, we found many familiar compounds, such as 3,5-Dibromoaniline(cas: 626-40-4Quality Control of 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Hydrogen peroxide (H2O2) and peroxy acids generally add an oxygen atom to the nitrogen of amines. With primary amines, this step is normally followed by further oxidation, leading to nitroso compounds, RNO, or nitro compounds, RNO2. Secondary amines are converted to hydroxylamines, R2NOH, and tertiary amines to amine oxides, R3NO.Quality Control of 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Understanding of the Kinetic Stability of cis- Isomer of Azobenzenes through Kinetic and Computational Studies》 was published in ChemistrySelect in 2020. These research results belong to Das, Dhiraj; Yadav, Manish K.; Singla, Labhini; Kumar, Atul; Karanam, Maheswararao; Dev, Sagarika; Choudhury, Angshuman R.. Name: 3,5-Dibromoaniline The article mentions the following:

A library of halogen-substituted azobenzenes (ABs) have been synthesized and structurally characterized by single crystal X-ray diffraction technique. Azobenzenes studied herein display fast photoswitching properties. Kinetics of cis- → trans- isomerization has been studied using UV-VIS spectroscopy and the rate constant for this transformation were determined Optimization of probable conformers of the cis-isomer and the corresponding transition state (TS) was carried out to determine the energy of activation. The Time-Dependent D. Functional Theory (TD-DFT) calculations were also performed to gain insight into the photoisomerization. Our results indicate that the fluorinated compounds display better kinetic stability of the cis-isomer compared to the corresponding chloro and bromo analogs. In the experiment, the researchers used many compounds, for example, 3,5-Dibromoaniline(cas: 626-40-4Name: 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Acylation is one of the most important reactions of primary and secondary amines; a hydrogen atom is replaced by an acyl group (a group derived from an acid, such as RCOOH or RSO3H, by removal of ―OH, such as RC(=O)―, RS(O)2―, and so on). Reagents may be acid chlorides (RCOC1, RSO2C1), anhydrides ((RCO)2O), or even esters (RCOOR′); the products are amides of the corresponding acids.Name: 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2018,Chen, Zhao; Liu, Gang; Pu, Shouzhi; Liu, Sheng Hua published 《Triphenylamine, carbazole or tetraphenylethylene-based gold(I) complexes: Tunable solid-state room-temperature phosphorescence and various mechanochromic luminescence characteristics》.Dyes and Pigments published the findings.Application In Synthesis of 3,5-Dibromoaniline The information in the text is summarized as follows:

Three novel gold(I) complexes based on triphenylamine, carbazole or tetraphenylethylene moiety were successfully designed and synthesized. Meanwhile, their structures were characterized by NMR spectroscopy and elemental anal. Their solid-state luminescence characteristics were surveyed by photoluminescence spectroscopy, and their distinct mech. stimulus-responsive behaviors in the solid state were also studied by photoluminescence spectroscopy. The solid-state phosphorescence and emission lifetimes of these mononuclear gold(I) complexes 1-3 could be tuned by introducing different fluorophores involving triphenylamine, carbazole or tetraphenylethylene. Also, luminogen 1 exhibited switchable mechanochromic luminescence behavior with color change from yellow to colorless, and the solid-state luminescence on-off mechanochromism between yellow-green and colorless of luminogen 2 could also be observed However, no mechanochromism phenomenon was observed for tetraphenylethene-containing luminogen 3. The powder x-ray diffraction results suggested that the unusual high-contrast mechanochromism characteristics of luminogens 1 and 2 could be attributed to a crystalline-to- amorphous morphol. transition. After reading the article, we found that the author used 3,5-Dibromoaniline(cas: 626-40-4Application In Synthesis of 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Large quantities of aliphatic amines are made synthetically. The most widely used industrial method is the reaction of alcohols with ammonia at a high temperature, catalyzed by metals or metal oxide catalysts (e.g., nickel or copper). Mixtures of primary, secondary, and tertiary amines are thereby produced.Application In Synthesis of 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2018,Chen, Zhao; Liu, Gang; Pu, Shouzhi; Liu, Sheng Hua published 《Triphenylamine, carbazole or tetraphenylethylene-based gold(I) complexes: Tunable solid-state room-temperature phosphorescence and various mechanochromic luminescence characteristics》.Dyes and Pigments published the findings.Application In Synthesis of 3,5-Dibromoaniline The information in the text is summarized as follows:

Three novel gold(I) complexes based on triphenylamine, carbazole or tetraphenylethylene moiety were successfully designed and synthesized. Meanwhile, their structures were characterized by NMR spectroscopy and elemental anal. Their solid-state luminescence characteristics were surveyed by photoluminescence spectroscopy, and their distinct mech. stimulus-responsive behaviors in the solid state were also studied by photoluminescence spectroscopy. The solid-state phosphorescence and emission lifetimes of these mononuclear gold(I) complexes 1-3 could be tuned by introducing different fluorophores involving triphenylamine, carbazole or tetraphenylethylene. Also, luminogen 1 exhibited switchable mechanochromic luminescence behavior with color change from yellow to colorless, and the solid-state luminescence on-off mechanochromism between yellow-green and colorless of luminogen 2 could also be observed However, no mechanochromism phenomenon was observed for tetraphenylethene-containing luminogen 3. The powder x-ray diffraction results suggested that the unusual high-contrast mechanochromism characteristics of luminogens 1 and 2 could be attributed to a crystalline-to- amorphous morphol. transition. After reading the article, we found that the author used 3,5-Dibromoaniline(cas: 626-40-4Application In Synthesis of 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Large quantities of aliphatic amines are made synthetically. The most widely used industrial method is the reaction of alcohols with ammonia at a high temperature, catalyzed by metals or metal oxide catalysts (e.g., nickel or copper). Mixtures of primary, secondary, and tertiary amines are thereby produced.Application In Synthesis of 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2015,Sabitha, Gowravaram; Shankaraiah, Kontham; Sindhu, Kancherla; Latha, Bejawada Madhavi published 《Bismuth(III) Chloride Catalyzed Intramolecular Hetero-Diels-Alder Reaction: Access to cis-Fused Angular Hexahydrobenzo[c]acridines》.Synthesis published the findings.Product Details of 626-40-4 The information in the text is summarized as follows:

New polycyclic hexahydrobenzo[c]acridines were synthesized in excellent yields by intramol. [4+2]-cycloaddition reactions of aldimines derived from aromatic amines and 2-(4-methylpent-3-en-1-yl)benzaldehyde in acetonitrile in the presence of 10 mol% of bismuth(III) chloride. The reaction is highly diastereoselective, giving cis-fused benzoacridine derivatives preferentially. In addition to this study using 3,5-Dibromoaniline, there are many other studies that have used 3,5-Dibromoaniline(cas: 626-40-4Product Details of 626-40-4) was used in this study.

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Milder oxidation, using reagents such as NaOCl, can remove four hydrogen atoms from primary amines of the type RCH2NH2 to form nitriles (R―C≡N), and oxidation with reagents such as MnO2 can remove two hydrogen atoms from secondary amines (R2CH―NHR′) to form imines (R2C=NR′). Tertiary amines can be oxidized to enamines (R2C=CHNR2) by a variety of reagents.Product Details of 626-40-4

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

HPLC of Formula: 626-40-4In 2022 ,《Structural Development of Silicon-Containing Retinoids: Structure-Activity Relationship Study of the Hydrophobic Pharmacophore of Retinobenzoic Acids Using Silyl Functionalities》 was published in ChemMedChem. The article was written by Oikawa, Tsuyoshi; Fujii, Shinya; Mori, Shuichi; Masuno, Hiroyuki; Kawachi, Emiko; Kagechika, Hiroyuki. The article contains the following contents:

We designed and synthesized a series of retinobenzoic acids bearing various silyl functionalities in order to explore in detail the structure-activity relationship (SAR) at the hydrophobic moiety of retinoids. Among the synthesized compounds, 24 c bearing a t-butyldimethylsilyl (TBS) group at the hydrophobic site exhibited potent retinoid activity comparable to that of the lead compound Am555S (4). Compound 24 c exhibited transcription-promoting activity towards all three subtypes of retinoic acid receptor (RAR), but showed the highest activity towards RARγ, in contrast to the high RARα-selectivity of Am80 (3) and Am555S (4). The SARs presented here should be helpful in the development of subtype-selective retinoids, and in particular 24 c might be a promising lead compound for new RARγ ligands. In the experiment, the researchers used 3,5-Dibromoaniline(cas: 626-40-4HPLC of Formula: 626-40-4)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Amines characteristically form salts with acids; a hydrogen ion, H+, adds to the nitrogen. With the strong mineral acids (e.g., H2SO4, HNO3, and HCl), the reaction is vigorous. Salt formation is instantly reversed by strong bases such as NaOH. Neutral electrophiles (compounds attracted to regions of negative charge) also react with amines; alkyl halides (R′X) and analogous alkylating agents are important examples of electrophilic reagents.HPLC of Formula: 626-40-4

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Structure-Function Studies on IMD-0354 Identifies Highly Active Colistin Adjuvants》 was written by Nemeth, Ansley M.; Basak, Akash K.; Weig, Alexander W.; Marrujo, Santiana A.; Barker, William T.; Jania, Leigh A.; Hendricks, Tyler A.; Sullivan, Ashley E.; O’Connor, Patrick M.; Melander, Roberta J.; Koller, Beverly H.; Melander, Christian. Quality Control of 3,5-Dibromoaniline And the article was included in ChemMedChem in 2020. The article conveys some information:

Infections caused by multidrug-resistant (MDR) bacteria, particularly Gram-neg. bacteria, are an escalating global health threat. Often clinicians are forced to administer the last-resort antibiotic colistin; however, colistin resistance is becoming increasingly prevalent, giving rise to the potential for a situation in which there are no treatment options for MDR Gram-neg. infections. The development of adjuvants that circumvent bacterial resistance mechanisms is a promising orthogonal approach to the development of new antibiotics. We recently disclosed that the known IKK-β inhibitor IMD-0354 potently suppresses colistin resistance in several Gram-neg. strains. In this study, we explore the structure-activity relationship (SAR) between the IMD-0354 scaffold and colistin resistance suppression, and identify several compounds with more potent activity than the parent against highly colistin-resistant strains of Acinetobacter baumannii and Klebsiella pneumoniae. In the experimental materials used by the author, we found 3,5-Dibromoaniline(cas: 626-40-4Quality Control of 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Nitrous acid converts secondary amines (aliphatic or aromatic) to N-nitroso compounds (nitrosamines): R2NH + HNO2 → R2N―NO. Some nitrosamines are potent cancer-inducing substances, and their possible formation is a serious consideration when nitrites, which are salts of nitrous acid, are present in foods or pharmaceutical preparations. Tertiary amines give rise to nitrosamines more slowly; an alkyl group is eliminated as an aldehyde or ketone, along with nitrous oxide, N2O.Quality Control of 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

The author of 《Organic Photoredox-Catalyzed Synthesis of δ-Fluoromethylated Alcohols and Amines via 1,5-Hydrogen-Transfer Radical Relay》 were Wang, Huiqiao; Zhang, Jinjin; Shi, Jianxue; Li, Fan; Zhang, Sheng; Xu, Kun. And the article was published in Organic Letters in 2019. Electric Literature of C6H5Br2N The author mentioned the following in the article:

The hydrotrifluoromethylation of benzyl-protected homoallylic alc. and amine derivatives catalyzed by 2,4,5,6-tetra(9H-carbazol-9-yl)isophthalonitrile (4CzIPN) was developed. This reaction delivered δ-fluoromethylated free alcs. and amines with in situ deprotection of benzyl protecting group under mild irradiation conditions. 4CzIPN was found to be a competent metal-free photoredox catalyst for activating several types of fluoromethylation reagents including CF3SO2Cl, Togni’s reagent, and 2-bromo-2,2-difluoroacetate via oxidative quenching and also CF3SO2Na through reductive quenching to allow direct hydrotrifluoromethylation of simple alkenes and Michael acceptors. In the experimental materials used by the author, we found 3,5-Dibromoaniline(cas: 626-40-4Electric Literature of C6H5Br2N)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Milder oxidation, using reagents such as NaOCl, can remove four hydrogen atoms from primary amines of the type RCH2NH2 to form nitriles (R―C≡N), and oxidation with reagents such as MnO2 can remove two hydrogen atoms from secondary amines (R2CH―NHR′) to form imines (R2C=NR′). Tertiary amines can be oxidized to enamines (R2C=CHNR2) by a variety of reagents.Electric Literature of C6H5Br2N

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Recommanded Product: 3,5-DibromoanilineIn 2020 ,《Tetracoordinate borates as catalysts for reductive formylation of amines with carbon dioxide》 was published in Green Chemistry. The article was written by Jiang, Xiaolin; Huang, Zijun; Makha, Mohamed; Du, Chen-Xia; Zhao, Dongmei; Wang, Fang; Li, Yuehui. The article contains the following contents:

We report sodium trihydroxyaryl borates as the first robust tetracoordinate organoboron catalysts for reductive functionalization of CO2. These catalysts, easily synthesized from condensing boronic acids with metal hydroxides, activate main group element-hydrogen (E-H) bonds efficiently. In contrast to BX3 type boranes, boronic acids and metal-BAr4 salts, under transition metal-free conditions, sodium trihydroxyaryl borates exhibit high reactivity of reductive N-formylation toward a variety of amines (106 examples), including those with functional groups such as ester, olefin, hydroxyl, cyano, nitro, halogen, MeS-, ether groups, etc. The over-performance to catalyze formylation of challenging pyridyl amines affords a promising alternative method to the use of traditional formylation reagents. Mechanistic investigation supports electrostatic interactions as the key for Si/B-H activation, enabling alkali metal borates as versatile catalysts for hydroborylation, hydrosilylation, and reductive formylation/methylation of CO2. In the experiment, the researchers used 3,5-Dibromoaniline(cas: 626-40-4Recommanded Product: 3,5-Dibromoaniline)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Amines characteristically form salts with acids; a hydrogen ion, H+, adds to the nitrogen. With the strong mineral acids (e.g., H2SO4, HNO3, and HCl), the reaction is vigorous. Salt formation is instantly reversed by strong bases such as NaOH. Neutral electrophiles (compounds attracted to regions of negative charge) also react with amines; alkyl halides (R′X) and analogous alkylating agents are important examples of electrophilic reagents.Recommanded Product: 3,5-Dibromoaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

The author of 《Fe/Fe3C Encapsulated in N-Doped Carbon Tubes: A Recyclable Catalyst for Hydrogenation with High Selectivity》 were Yun, Ruirui; Zhang, Shi; Ma, Wanjiao; Lv, Xiao; Liu, Shoujie; Sheng, Tian; Wang, Suna. And the article was published in Inorganic Chemistry in 2019. Product Details of 626-40-4 The author mentioned the following in the article:

Herein, a series of Fe-based catalysts have been designed and prepared by grinding a mixture of MIL-88d and melamine, and then the mixture was followed by pyrolysis. An unusual Fe/Fe3C-activated site is uniformly encapsulated in the N-doped carbon tubes obtained by pyrolysis of the film-like nanocrystals of MIL-88d. Exptl. characterizations and theor. calculations demonstrate that the surface N sites can effectively trap the nitrobenzene and aniline by their Ph groups with the formation of three C-N bonds that made the catalyst exhibit excellent catalytic activity (turnover frequencies of ≤11268 h-1 calculated on the basis of nitrobenzene) and chemoselectivity for the reduction of nitro derivatives under facile conditions. In the experiment, the researchers used many compounds, for example, 3,5-Dibromoaniline(cas: 626-40-4Product Details of 626-40-4)

3,5-Dibromoaniline(cas: 626-40-4) belongs to anime. Primary amines having a tertiary alkyl group (R3CNH2) are difficult to prepare with most methods but are made industrially by the Ritter reaction. In this method a tertiary alcohol reacts with hydrogen cyanide (HCN) in the presence of a concentrated strong acid; a formamide, RNH―CHO, is formed first, which then undergoes hydrolysis.Product Details of 626-40-4

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary