Category: bromides-buliding-blocks

Mansour, Ahmed M.; Radacki, Krzysztof; Khaled, Rabaa M.; Soliman, Marwa H.; Abdel-Ghani, Nour T. published an article in 2021. The article was titled 《Phototriggered cytotoxic properties of tricarbonyl manganese(I) complexes bearing α-diimine ligands towards HepG2》, and you may find the article in JBIC, Journal of Biological Inorganic Chemistry.Quality Control of Bromopentacarbonylmanganese(I) The information in the text is summarized as follows:

Reaction between bromo tricarbonyl manganese(I) and N,N’-bis(phenyl)-1,4-diaza-1,3-butadiene ligands, bearing different electron-donating and electron-withdrawing groups R = OCH3, Cl, and NO2 in the ortho- and para-positions on the Ph substituent, afforded [MnBr(CO)3(N-N)]. The influence of the character and position of the substituent on the dark stability and carbon monoxide releasing kinetics was systematically investigated and correlated with the data of the time-dependent d. functional theory calculations The combined UV/visible and IR data clearly revealed that the aerated solutions of [MnBr(CO)3(N-N)] in either coordinating or noncoordinating solvents are dark stable and the fluctuations observed during the incubation period especially in the case of the nitro derivatives may be attributed to the exchange of the axial bromo ligand with the coordinating solvent mols. The free ligands and nitro complexes were noncytotoxic to HepG2 cells under both the dark and illumination conditions. In the dark, Mn(I) compounds, incorporating o-OCH3 and o-Cl, exhibited excellent cytotoxicity with IC50 values of 18.1 and 11.8μM, while their para-substituted analogs were inactive in the dark and active upon the irradiation at 365 nm with IC50 values of 5.7 and 6.7μM, resp.Bromopentacarbonylmanganese(I)(cas: 14516-54-2Quality Control of Bromopentacarbonylmanganese(I)) was used in this study.

Bromopentacarbonylmanganese(I)(cas: 14516-54-2) has many other uses. It is used in the formation of (eta6-arene)tricarbonylmanganese(I) by reacting with arene (arene= hexamethyl benzene, 1,2,4,5-tetramethyl benzene, mesitylene, p-xylene and toluene) in the presence silver salt.Quality Control of Bromopentacarbonylmanganese(I)

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Single Wavelength Laser Excitation Ratiometric NIR-II Fluorescent Probe for Molecule Imaging in Vivo》 was written by Ge, Xiaoguang; Lou, Yuheng; Su, Lichao; Chen, Bin; Guo, Zhiyong; Gao, Shi; Zhang, Wenmin; Chen, Tao; Song, Jibin; Yang, Huanghao. Computed Properties of C4H2Br2S And the article was included in Analytical Chemistry (Washington, DC, United States) in 2020. The article conveys some information:

Fluorescence (FL) imaging in the second near-IR window (NIR-II, 1000-1700 nm) has emerged as a promising bioimaging modality that enables noninvasive visualization of deep tissue with an unprecedented resolution However, there is a paucity of studies on high-quality responsive NIR-II FL mols. Herein we report a novel activated NIR-II FL mol., 4,7-bis(5-(4-(diphenylamine)phenyl)-2-thiophene) [1,2,5]selenadiazolo[3,4-f]benzo[c][1,2,5]thiadiazole (SeTT), which exhibits fast and specific responsive capability to hypochlorous acid (HClO). To obtain the NIR-II ratiometric nanoprobe, SeTT was encapsulated on the surface of Er3+-doped down-conversion nanoparticles (DCNP), achieving the DCNP@SeTT nanoprobe. With a single 980 nm laser excitation, the ratiometric FL signal of SeTT at 1150 nm and DCNP at 1550 nm (I1150 nm/I1550 nm) was linearly correlated with the concentration of HClO with a detection limit of 0.4μM. The ratiometric nanoprobe was successfully investigated for variations in HClO concentration in the tumor progression, visualization of anatomical structures of the peritoneal cavity in the mice model with inflammation, and quant. detection of the HClO concentration in a rabbit model of osteoarthritis, achieving a fast response and high selectivity for the detection of HClO. The NIR-II-responsive nanoprobe can serve as a promising and effective tool for highly sensitive monitoring and imaging of HClO in living systems. In the part of experimental materials, we found many familiar compounds, such as 2,5-Dibromothiophene(cas: 3141-27-3Computed Properties of C4H2Br2S)

2,5-Dibromothiophene(cas: 3141-27-3) , is mainly used as pharmaceutical intermediate and synthesis intermediate. 2,5-Dibromothiophene may be used as starting reagent for the synthesis of α,α′-didecylquater-, -quinque- and -sexi-thiophenes.Computed Properties of C4H2Br2S

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Selective Hydrogenation of Fatty Nitriles to Primary Fatty Amines: Catalyst Evaluation and Optimization Starting from Octanenitrile》 was written by Hinzmann, Alessa; Groeger, Harald. Application In Synthesis of Bromopentacarbonylmanganese(I) And the article was included in European Journal of Lipid Science and Technology in 2020. The article conveys some information:

In this contribution, an evaluation of the potential of various homogeneous and heterogeneous catalysts for a selective hydrogenation of fatty nitriles toward primary amines is reported exemplified for the conversion of octanenitrile into octane-1-amine as a model reaction. This work describes an optimized hydrogenation process for transforming fatty nitriles to their corresponding primary amines. In general, fatty amines belong to the most applied fatty acid-derived compounds in the chem. industry since such compounds are either directly used in home products such as fabric softeners, dishwashing liquids, car wash detergents, or carpet cleaners or in a broad range of industrial products, for example, lubricating additives, flotation agents, dispersants, emulsifiers, corrosion inhibitors, fungicides, and bactericides, showing addnl. major applications. However, a major concern of current processes is the lack of selectivity and the formation of secondary and tertiary amines as side-products. By modifying a recently developed catalytic system based on manganese as economically attractive and environmentally benign metal component an efficient and selective access to fatty amines when starting from the corresponding nitriles is achieved. For example, hydrogenation of octanenitrile leads to a synthesis of octane-1-amine with >99% conversion and excellent selectivity with formation of secondary and tertiary amine side-products being suppressed to an amount of <1%. In the part of experimental materials, we found many familiar compounds, such as Bromopentacarbonylmanganese(I)(cas: 14516-54-2Application In Synthesis of Bromopentacarbonylmanganese(I))

Bromopentacarbonylmanganese(I)(cas: 14516-54-2) has many other uses. It is used in the formation of (eta6-arene)tricarbonylmanganese(I) by reacting with arene (arene= hexamethyl benzene, 1,2,4,5-tetramethyl benzene, mesitylene, p-xylene and toluene) in the presence silver salt.Application In Synthesis of Bromopentacarbonylmanganese(I)

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

The author of 《Correction: A bright NIR-II fluorescent probe for breast carcinoma imaging and image-guided surgery [Erratum to document cited in CA172:249831]》 were Zeng, Xiaodong; Xue, Liru; Chen, Deliang; Li, Shanshan; Nong, Jinxia; Wang, Bo; Tang, Lin; Li, Qianqian; Li, Yang; Deng, Zixin; Hong, Xuechuan; Wu, Mingfu; Xiao, Yuling. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Application In Synthesis of Methyl 3-bromopropanoate The author mentioned the following in the article:

In the published article Liru Xue’s name was not correctly shown; the correction is provided here.Methyl 3-bromopropanoate(cas: 3395-91-3Application In Synthesis of Methyl 3-bromopropanoate) was used in this study.

Methyl 3-bromopropanoate(cas: 3395-91-3) belongs to bromides. A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals. Organobromine compounds have fallen under increased scrutiny for their environmental impact.Application In Synthesis of Methyl 3-bromopropanoate

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

The author of 《A bright NIR-II fluorescent probe for breast carcinoma imaging and image-guided surgery》 were Zeng, Xiaodong; Xie, Liru; Chen, Deliang; Li, Shanshan; Nong, Jinxia; Wang, Bo; Tang, Lin; Li, Qianqian; Li, Yang; Deng, Zixin; Hong, Xuechuan; Wu, Mingfu; Xiao, Yuling. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Synthetic Route of C4H7BrO2 The author mentioned the following in the article:

A novel bright near-IR II (NIR-II, 1000-1700 nm) fluorescent probe with excellent water-solubility, superior photostability, and excellent in vitro and in vivo biocompatibility was facilely synthesized for in vivo biomedical imaging of xenograft breast tumor and chem. induced spontaneous breast carcinoma. To the best of our knowledge, it is the first time that the superior practical applications of this NIR-II probe in dimethylbenzanthracene (DMBA)-induced rat mammary carcinoma imaging and image-guided rat carcinoma surgery were demonstrated. In the experiment, the researchers used Methyl 3-bromopropanoate(cas: 3395-91-3Synthetic Route of C4H7BrO2)

Methyl 3-bromopropanoate(cas: 3395-91-3) belongs to bromides. A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals. Organobromine compounds have fallen under increased scrutiny for their environmental impact.Synthetic Route of C4H7BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

The author of 《Energetic structure-property relationships in thermochemistry of halogenosubstituted benzoic acids》 were Zherikova, Kseniya V.; Verevkin, Sergey P.. And the article was published in Journal of Thermal Analysis and Calorimetry in 2019. Related Products of 76006-33-2 The author mentioned the following in the article:

Exptl. thermodn. properties of halogenosubstituted benzoic acids have been evaluated with the help of complementary in silico methods. The study encompassed benzoic acids with fluoro, chloro-, bromo-, and iodo-substituents in the 2-, 3-, and 4-position in the benzene ring, as well as a series of methyl-substituted bromobenzoic acids and dibromobenzoic acids. The high-level quantum-chem. composite method G4 was addnl. used for mutual validation of the theor. and exptl. gaseous standard molar enthalpies of formation. A simple group contribution procedure has been developed for a quick appraisal of the gas-phase and liquid-phase enthalpies of formation as well as of vaporization enthalpies of halogenosubstituted benzoic acids and their poly-Me or poly-halogen-substituted derivatives The system of group-additivity parameters developed in this work can help in the evaluation of new exptl. results or for validation of already available data compiled in comprehensive databases. Moreover, the reliable additive estimates are essential for material sciences or for assessment of chems. fate in environment and in atm.3-Bromo-2-methylbenzoic acid(cas: 76006-33-2Related Products of 76006-33-2) was used in this study.

3-Bromo-2-methylbenzoic acid(cas: 76006-33-2) belongs to organobromine compounds. A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals.Related Products of 76006-33-2 The most pervasive is the naturally produced bromomethane.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2019,Chemical Communications (Cambridge, United Kingdom) included an article by Kamio, Shintaro; Kageyuki, Ikuo; Osaka, Itaru; Yoshida, Hiroto. Formula: C7H4BrF3. The article was titled 《Anthranilamide (aam)-substituted arylboranes in direct carbon-carbon bond-forming reactions》. The information in the text is summarized as follows:

Anthranilamide (aam)-substituted arylboranes, which were reported to serve as masked boranes in the Suzuki-Miyaura coupling to afford biaryls Ar-4-MeC6H4 [Ar = 2-furanyl, 4-HOC6H4, 2-methoxypyridinyl, etc.] and R1-R2 [R1 = cyclohexanone; R2 = 4-MeC6H4, 2-methoxypyridinyl] in aqueous medium under microwave conditions. The excellent stability of 2-pyridyl-B(aam) toward protodeborylation allowed their smooth cross-coupling.1-Bromo-4-(trifluoromethyl)benzene(cas: 402-43-7Formula: C7H4BrF3) was used in this study.

1-Bromo-4-(trifluoromethyl)benzene(cas: 402-43-7) belongs to organobromine compounds.Organobromine chemicals are produced naturally by an array of biological and other chemical processes in our environment. Organobromine compounds are produced naturally by marine creatures (sponges, corals, sea slugs, tunicates, sea fans) and seaweed, plants, fungi, lichen, algae, bacteria, microbes, and some mammals. Formula: C7H4BrF3

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2018,Xu, Bingying; Zhou, Haibo; Mei, Qingsong; Tang, Wei; Sun, Yilun; Gao, Mengping; Zhang, Cuilan; Deng, Shengsong; Zhang, Yong published 《Real-Time Visualization of Cysteine Metabolism in Living Cells with Ratiometric Fluorescence Probes》.Analytical Chemistry (Washington, DC, United States) published the findings.Name: 8-Bromooctanoic acid The information in the text is summarized as follows:

Sulfite from cysteine metabolism in living cells plays a crucial role in improving the water solubility of metabolic xenobiotics for their easier excretion in urine or bile. However, an imbalance of sulfite in vivo would lead to oxidative stress or age-related diseases, and an effective strategy for real-time imaging of cysteine metabolism in living cells is still lacking due to its low metabolite concentration and rapid reaction kinetics. Herein, a cyanine moiety based ratiometric fluorescence probe (I) was developed for highly selective and sensitive detection of sulfite in aqueous solution and living cells. The free probe exhibited an orange emission color, and the fluorescence color would gradually change to blue once sulfite anions selectively reacted with the unsaturated carbon double bonds in the probe mol. This ratiometric fluorescence manner endowed the probe excellent sensitivity with a detection limit of 0.78 nM, which was then explored to image the kinetic process of sulfite release in hepatic BRL cells after incubating with an excess amount of cysteine. This strategy opens new opportunities for revealing thiol-containing species metabolism and even quant. tracking their distributions in live cells or organelles. In the experimental materials used by the author, we found 8-Bromooctanoic acid(cas: 17696-11-6Name: 8-Bromooctanoic acid)

8-Bromooctanoic acid(cas: 17696-11-6) acid is used in the synthesis of 8-(N-Methyl-4,4′-bipyridinyl)- octanoic acid. 8-Mercaptooctanoic acid was prepared from 8-bromooctanoic acid.Name: 8-Bromooctanoic acid

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Optimization of Thermoelectric Properties of Polymers by Incorporating Oligoethylene Glycol Side Chains and Sequential Solution Doping with Preannealing Treatment》 was written by Tripathi, Ayushi; Ko, Youngjun; Kim, Miso; Lee, Yeran; Lee, Soonyong; Park, Juhyung; Kwon, Young-Wan; Kwak, Jeonghun; Woo, Han Young. Related Products of 111865-47-5 And the article was included in Macromolecules (Washington, DC, United States) on August 25 ,2020. The article conveys some information:

Two types of p-type thermoelec. (TE) polymers with alkyl (PCPDTSBT) and oligoethylene glycol (OEG) side chains (PCPDTSBT-A) on an sp2-hybridized olefinic bis(alkylsulfanyl)methylene-substituted cyclopentadithiophene backbone are synthesized. Interestingly, the OEG-substituted polymer, PCPDTSBT-A, exhibits significant self-doping compared to PCPDTSBT, where the polaron d. of the former is 2.3 × 1016 mm-3 (vs. 7.9 × 1014 mm-3 for PCPDTSBT) without external doping. Changing the side chains also induces a completely different polymer chain orientation in the PCPDTSBT-A (face-on) and PCPDTSBT (edge-on) films. The effect of doping with 2,3,5,6-tetrafluoro-7,7,8,8-tetracyanoquinodimethane (F4TCNQ) on the morphol. and TE properties of the polymers with different side chains is studied. Sequential solution doping (SQD) is performed by overcoating the preannealed polymer films with F4TCNQ solution, which affords highly effective doping without disrupting the morphol. of the crystalline films, especially for PCPDTSBT-A with OEG side chains. Resulting from the synergistic effect of the OEG side chains and SQD, PCPDTSBT-A exhibits remarkably improved elec. conductivity (53.8 S cm-1) with a higher power factor (40.4μW m-1 K-2), compared to PCPDTSBT, for which the maximum elec. conductivity is 1.4 S cm-1 and the power factor is 1.8μW m-1 K-2. In addition, the transport coefficient of PCPDTSBT-A, determined by applying the Kang-Snyder model (2.40 × 10-2 S cm-1), is superior to that of PCPDTSBT (3.59 × 10-3 S cm-1), thereby showing the excellence of the developed strategy for improving the performance of TE polymers. The experimental process involved the reaction of Mono(N,N,N-trimethyl-1-phenylmethanaminium) tribromide(cas: 111865-47-5Related Products of 111865-47-5)

Mono(N,N,N-trimethyl-1-phenylmethanaminium) tribromide(cas: 111865-47-5) belongs to organobromine compounds.Most of the natural organobromine compounds are produced by marine organisms , and several brominated metabolites with antibacterial , antitumor , antiviral , and antifungal activity have been isolated from seaweed, sponges, corals, molluscs, and others. Related Products of 111865-47-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Name: Methyl 3-(bromomethyl)benzoateIn 2018 ,《A highly potent and selective inhibitor Roxyl-WL targeting IDO1 promotes immune response against melanoma》 was published in Journal of Enzyme Inhibition and Medicinal Chemistry. The article was written by Xu, Guangwei; Wang, Tianqi; Li, Yongtao; Huang, Zhi; Wang, Xin; Zheng, Jianyu; Yang, Shengyong; Fan, Yan; Xiang, Rong. The article contains the following contents:

Indoleamine 2,3-dioxygenase 1 (IDO1) activity links to immune escape of cancers. Inhibition of IDO1 provides a new approach for cancer treatment. Most clin. IDO1 drugs show marginal efficacy as single agents. On basis of mol. docking and pharmacophore modeling, a novel inhibitor Roxyl-WL was discovered with a half maximal inhibitory concentration (IC50) value of 1 nM against IDO1 and 10-100-fold increased potent activity compared with IDO1 drugs in clin. trials. Roxyl-WL displayed excellent kinase spectrum selectivity with no activity out of the 337 protein kinases. In vitro, Roxyl-WL effectively augmented the proliferation of T cells and reduced the number of regulatory T cell (Tregs). When administered to melanoma (B16F10) tumor-bearing mice orally, Roxyl-WL significantly suppressed tumor growth and induced immune response. The experimental process involved the reaction of Methyl 3-(bromomethyl)benzoate(cas: 1129-28-8Name: Methyl 3-(bromomethyl)benzoate)

Methyl 3-(bromomethyl)benzoate(cas: 1129-28-8) belongs to organobromine compounds.The reactivity of organobromine compounds resembles but is intermediate between the reactivity of organochlorine and organoiodine compounds. Dehydrobromination, Grignard reactions, reductive coupling, Wittig reaction, and several nucleophilic substitution reactions are some of the principal reactions which involve organic bromides.Name: Methyl 3-(bromomethyl)benzoate

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary