Category: bromides-buliding-blocks

Yang, Yuchong’s team published research in Chemical Communications (Cambridge, United Kingdom) in 2019 | CAS: 623-24-5

1,4-Bis(bromomethyl)benzene(cas: 623-24-5) 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. Computed Properties of C8H8Br2

The author of 《Fabrication of nor-seco-cucurbit[10]uril based supramolecular polymers via self-sorting》 were Yang, Yuchong; Ni, Xin-Long; Xu, Jiang-Fei; Zhang, Xi. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Computed Properties of C8H8Br2 The author mentioned the following in the article:

A nor-seco-CB[10] (ns-CB[10]) based linear supramol. polymer is firstly fabricated via self-sorting strategy. Through self-sorting of the monomer, ns-CB[10] and CB[7], the unfavorable factors for supramol. polymerization are avoided. Therefore, supramol. polymer with high mol. weight is successfully fabricated, and the mol. weight can be controllably regulated. The experimental part of the paper was very detailed, including the reaction process of 1,4-Bis(bromomethyl)benzene(cas: 623-24-5Computed Properties of C8H8Br2)

1,4-Bis(bromomethyl)benzene(cas: 623-24-5) 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. Computed Properties of C8H8Br2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Reessing, F.’s team published research in Chemical Communications (Cambridge, United Kingdom) in 2019 | CAS: 2623-87-2

4-Bromobutanoic acid(cas: 2623-87-2) belongs to carboxylic acids. The chief chemical characteristic of the carboxylic acids is their acidity. They are generally more acidic than other organic compounds containing hydroxyl groups but are generally weaker than the familiar mineral acids (e.g., hydrochloric acid, HCl, sulfuric acid, H2SO4, etc.).Safety of 4-Bromobutanoic acid

The author of 《A light-responsive liposomal agent for MRI contrast enhancement and monitoring of cargo delivery》 were Reessing, F.; Stuart, M. C. A.; Samplonius, D. F.; Dierckx, R. A. J. O.; Feringa, B. L.; Helfrich, W.; Szymanski, W.. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2019. Safety of 4-Bromobutanoic acid The author mentioned the following in the article:

Medical magnetic resonance imaging (MRI) produces high-resolution anatomical images of the human body, but has limited capacity to provide useful mol. information. The light-responsive, liposomal MRI contrast agent described herein could be used to provide an intrinsic theranostic aspect to MRI and enable tracking the distribution and cargo release of drug delivery systems upon light-triggered activation. After reading the article, we found that the author used 4-Bromobutanoic acid(cas: 2623-87-2Safety of 4-Bromobutanoic acid)

4-Bromobutanoic acid(cas: 2623-87-2) belongs to carboxylic acids. The chief chemical characteristic of the carboxylic acids is their acidity. They are generally more acidic than other organic compounds containing hydroxyl groups but are generally weaker than the familiar mineral acids (e.g., hydrochloric acid, HCl, sulfuric acid, H2SO4, etc.).Safety of 4-Bromobutanoic acid

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Kumar, C. Kishor’s team published research in Journal of Pharmaceutical Science & Technology in 2010 | CAS: 76006-33-2

3-Bromo-2-methylbenzoic acid(cas: 76006-33-2) belongs to organobromine compounds.Depending on the type of carbon to which the bromine is bonded, organic bromide could be alkyl, alkenyl, alkynyl, or aryl. Application of 76006-33-2 Alkyl bromides are mainly used as alkylating agents and also find application as a solvent to extract oil from seeds and wool.

In 2010,Kumar, C. Kishor; Kumar, H. Vijay; Vijaya Kumar, Giriyapura R.; Naik, Nagaraja published 《3-Oxoisoindoline-5-carboxamides. Synthesis and their antioxidant activity studies》.Journal of Pharmaceutical Science & Technology published the findings.Application of 76006-33-2 The information in the text is summarized as follows:

3-Oxoisoindoline-5-carboxamides were synthesized from 3-oxoisoindoline-5-carboxylate. The synthesized compounds were evaluated for their antioxidant properties using 1,1-diphenyl-2-picrylhydrazine (DPPH) free radical scavenging assay and inhibition of human low-d. lipoprotein (LDL) oxidation assay. The results showed that all 3-oxoisoindoline-5-carboxamides possessed antioxidant activity. Among the synthesized analogous, one compound showed dominant activity. In the experiment, the researchers used 3-Bromo-2-methylbenzoic acid(cas: 76006-33-2Application of 76006-33-2)

3-Bromo-2-methylbenzoic acid(cas: 76006-33-2) belongs to organobromine compounds.Depending on the type of carbon to which the bromine is bonded, organic bromide could be alkyl, alkenyl, alkynyl, or aryl. Application of 76006-33-2 Alkyl bromides are mainly used as alkylating agents and also find application as a solvent to extract oil from seeds and wool.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Tredwell, Matthew J.’s team published research in Angewandte Chemie, International Edition in 2011 | CAS: 374564-34-8

potassium (3-bromophenyl)trifluoroborate(cas: 374564-34-8) belongs to organobromine compounds. 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. Computed Properties of C6H4BBrF3K

《Palladium(II)-Catalyzed C-H Bond Arylation of Electron-Deficient Arenes at Room Temperature》 was published in Angewandte Chemie, International Edition in 2011. These research results belong to Tredwell, Matthew J.; Gulias, Moises; Gaunt Bremeyer, Nadine; Johansson, Carin C. C.; Collins, Beatrice S. L.; Gaunt, Matthew J.. Computed Properties of C6H4BBrF3K The article mentions the following:

Herein, we report that the C-H bond arylation of benzaldimines with aryl-BF3K salts can be catalyzed by Pd(OAc)2 at room temperature The mild reaction conditions enable the functionalization of substrates displaying sensitive functionality. E.g., arylation of (E)-benzaldimine I with PhBF3K gave 82% II. Benzaldimine I could be phenylated to II in good yield using benzene as a source of the aryl group. The results came from multiple reactions, including the reaction of potassium (3-bromophenyl)trifluoroborate(cas: 374564-34-8Computed Properties of C6H4BBrF3K)

potassium (3-bromophenyl)trifluoroborate(cas: 374564-34-8) belongs to organobromine compounds. 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. Computed Properties of C6H4BBrF3K

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Murauer, Adele’s team published research in Journal of Pharmaceutical and Biomedical Analysis in 2019 | CAS: 629-03-8

1,6-Dibromohexane(cas: 629-03-8) is generally used to introduce C6 spacer in the molecular architecture. Some of the examples are: synthesis of pyrrolo-tetrathiafulvalene molecular bridge (6PTTF6) to study redox switching behavior of single molecules; synthesis of water-soluble thermoresponsive polylactides.Electric Literature of C6H12Br2

《Optimization of an innovative vinylimidazole-based monolithic stationary phase and its use for pressured capillary electrochromatography》 was written by Murauer, Adele; Bakry, Rania; Partl, Gabriel; Huck, Christian W.; Ganzera, Markus. Electric Literature of C6H12Br2This research focused onvinylimidazole monolithic stationary phase pressured capillary electrochromatog; Caffeine; Capillary electrochromatography; Cationic monolith; Methylxanthines; Stationary phase optimization; Vinylimidazole. The article conveys some information:

A novel polymer monolith based on the dicationic crosslinker 3,3′-(hexane-1,6-diyl)bis(1-vinylimidazolium) bromide, the monomer 1-vinylimidazole and a ternary porogen mixture (1-propanol, decan-1-ol and water) was developed and optimized for capillary electrochromatog. This aim was accomplished by adjusting the composition of individual constituents in the polymerization mixture and monitored based on several relevant parameters (e.g. pore structure by SEM, generation of electroosmotic flow, or permeability of material). The ultimately selected composition yielded a monolithic phase which excellently resolved six methylxanthines (including caffeine, theobromine and theophylline) in 15 min. Key requirements concerning the used buffer were an acidic pH of 3 and the addition of 50% acetonitrile; addnl., a neg. voltage (-25 kV) had to be applied during analyses. The proposed separation mechanism was mixed mode, i.e. the combination of electrostatic repulsion and hydrophobic interaction. Monolith fabrication as well as separation efficiency are highly repeatable, the material was mech. stable and useable for at least 150 injections. Thus the presented stationary phase is definitely a very promising option for CEC. In the part of experimental materials, we found many familiar compounds, such as 1,6-Dibromohexane(cas: 629-03-8Electric Literature of C6H12Br2)

1,6-Dibromohexane(cas: 629-03-8) is generally used to introduce C6 spacer in the molecular architecture. Some of the examples are: synthesis of pyrrolo-tetrathiafulvalene molecular bridge (6PTTF6) to study redox switching behavior of single molecules; synthesis of water-soluble thermoresponsive polylactides.Electric Literature of C6H12Br2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

He, Yabing’s team published research in Chemical Communications (Cambridge, United Kingdom) in 2013 | CAS: 29102-67-8

3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl(cas: 29102-67-8) belongs to organobromine compounds. A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals.Category: bromides-buliding-blocks The most pervasive is the naturally produced bromomethane.

《Low-energy regeneration and high productivity in a lanthanide-hexacarboxylate framework for high-pressure CO2-CH4-H2 separation》 was published in Chemical Communications (Cambridge, United Kingdom) in 2013. These research results belong to He, Yabing; Furukawa, Hiroyasu; Wu, Chuande; O’Keeffe, Michael; Krishna, Rajamani; Chen, Banglin. Category: bromides-buliding-blocks The article mentions the following:

A porous lanthanide-organic framework UTSA-62a of a jjt-a topol. has been synthesized from a hexacarboxylate and structurally characterized, exhibiting significant potential for use in CO2-CH4-H2 separation (H2 purification) processes with high productivities and low regeneration costs when operating at high pressure and room temperature In the experimental materials used by the author, we found 3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl(cas: 29102-67-8Category: bromides-buliding-blocks)

3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl(cas: 29102-67-8) belongs to organobromine compounds. A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals.Category: bromides-buliding-blocks The most pervasive is the naturally produced bromomethane.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Kang, Seokwoo’s team published research in Journal of Materials Chemistry C: Materials for Optical and Electronic Devices in 2020 | 3959-07-7

Journal of Materials Chemistry C: Materials for Optical and Electronic Devices published new progress about Blue electroluminescence. 3959-07-7 belongs to class bromides-buliding-blocks, and the molecular formula is C7H8BrN, Name: 4-Bromobenzylamine.

Kang, Seokwoo; Huh, Jin-Suk; Kim, Jang-Joo; Park, Jongwook published the artcile< Highly efficient deep-blue fluorescence OLEDs with excellent charge balance based on phenanthro[9,10-d]oxazole-anthracene derivatives>, Name: 4-Bromobenzylamine, the main research area is phenanthrooxazole anthracene derivative fluorescence organic light emitting diode.

Two blue fluorescent materials, m-PO-ABN and p-PO-ABN, are newly synthesized by controlling the conjugation length based on different linkages of the meta or para position between the phenanthro[9,10-d]oxazole (PO) moiety and anthracene substituted with a cyano group. The two materials emit deep-blue light with a high photoluminescence quantum yield (PLQY) in solution state. Non-doped devices fabricated using m-PO-ABN and p-PO-ABN show the EL peaks at 448 and 460 nm corresponding to the Commission Internationale de L’Eclairage (CIE) coordinates of (0.148, 0.099) and (0.150, 0.164), resp. The external quantum efficiency (EQE) values of the devices are 5.9% and 5.3% for m-PO-ABN and p-PO-ABN, resp. Transient EL measurements and optical calculation results reveal that both materials exhibit good charge balance and triplet-triplet annihilation in the devices, which may originate from enhanced bipolar characteristics due to the insertion of PO and cyano moieties.

Journal of Materials Chemistry C: Materials for Optical and Electronic Devices published new progress about Blue electroluminescence. 3959-07-7 belongs to class bromides-buliding-blocks, and the molecular formula is C7H8BrN, Name: 4-Bromobenzylamine.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Deng, Lanqing’s team published research in Chemical Engineering Science in 2022-11-02 | 3959-07-7

Chemical Engineering Science published new progress about Adsorption. 3959-07-7 belongs to class bromides-buliding-blocks, and the molecular formula is C7H8BrN, Reference of 3959-07-7.

Deng, Lanqing; Chen, Lang; Zhu, Liangdi; Li, Yang; Ou-Yang, Jie; Wu, Shaofeng; Chen, Peng; Shen, Sheng; Guo, Junkang; Zhou, Yongbo; Au, Chak-Tong; Yin, Shuang-Feng published the artcile< Green, versatile, and scale-up synthesis of amides by aerobic oxidative amination over Ag2O/P-C3N4 photocatalyst>, Reference of 3959-07-7, the main research area is green versatile scale amide aerobic oxidative amination photocatalyst.

Being extensively applied in various fields of chem. and chem. industry, the development of a green and versatile method for the synthesis of amides is in line with the demand of sustainable chem. Herein, a direct, highly selective, and scale-up (5-20 mmol) method for photocatalytic synthesis of amides through aerobic oxidative amination of alcs. with amines was developed under visible light, room temperature, using air as the oxidant. Benefiting from the adsorption of sodium hemiaminal on catalyst lengthens the C-H bond (1.148 Å), this novel process is feasible for a broad range of functionlized amides (69 examples), especially those for drug manufacture (e.g., moclobemide and pipobroman). Imines was almost prevented with excellent amide selectivity up to 99% could be ascribed to the low energy barrier for hemiaminal dehydrogenation while that for dehydration is high (2.13 eV). This green and efficient protocol represents an ideal alternative to the currently known methods.

Chemical Engineering Science published new progress about Adsorption. 3959-07-7 belongs to class bromides-buliding-blocks, and the molecular formula is C7H8BrN, Reference of 3959-07-7.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Chen, Xiang-Yu’s team published research in CCS Chemistry in 2019 | 3893-18-3

CCS Chemistry published new progress about Cycloaddition reaction catalysts. 3893-18-3 belongs to class bromides-buliding-blocks, and the molecular formula is C9H7BrO, Related Products of 3893-18-3.

Chen, Xiang-Yu; Zhao, Kun; Liu, Qiang; Zhi, Ying; Ward, James; Rissanen, Kari; Enders, Dieter published the artcile< N-heterocyclic carbene-catalyzed 1,6-addition of homoenolate equivalent intermediates: asymmetric synthesis of nonspirocyclic quaternary oxindoles>, Related Products of 3893-18-3, the main research area is nonspirocyclic diarylmethyl isoxazolyl oxindole ester preparation stereoselective; quinone methide cinnamaldehyde isatin isoxazole cycloaddition heterocyclic carbene catalyst.

Although there is a growing interest in developing asym. 1,6-addition reactions of carbon nucleophiles to Michael acceptors, the corresponding 1,6-addition of homoenolates remains an unsolved problem. Currently, the N-heterocyclic carbene (NHC)-catalyzed cycloadditions of homoenolate equivalent intermediates have achieved widespread success. However, considerable limitations still exist for the linear reactions with electron-deficient alkenes, which are limited to 1,4-Michael acceptors. This report presents the first NHC-catalyzed asym. homoenolate addition of enals to 1,6-Michael acceptors. The strategy leads to the challenging nonspirocyclic 3,3-disubstituted oxindoles with two adjacent stereocenters, a quaternary and a trisubstituted one, in good yields and high stereoselectivities with a wide variety of substrates.

CCS Chemistry published new progress about Cycloaddition reaction catalysts. 3893-18-3 belongs to class bromides-buliding-blocks, and the molecular formula is C9H7BrO, Related Products of 3893-18-3.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Toledo-Sherman, Leticia’s team published research in Journal of Medicinal Chemistry in 2019-03-28 | 16426-64-5

Journal of Medicinal Chemistry published new progress about Crystal structure (X-ray structure of 33 bound to the mutant Vps34 construct). 16426-64-5 belongs to class bromides-buliding-blocks, and the molecular formula is C7H4BrNO4, Synthetic Route of 16426-64-5.

Toledo-Sherman, Leticia; Breccia, Perla; Cachope, Roger; Bate, Jennifer R.; Angulo-Herrera, Ivan; Wishart, Grant; Matthews, Kim L.; Martin, Sarah L.; Cox, Helen C.; McAllister, George; Penrose, Stephen D.; Vater, Huw; Esmieu, William; Van de Poel, Amanda; Van de Bospoort, Rhea; Strijbosch, Annelieke; Lamers, Marieke; Leonard, Philip; Jarvis, Rebecca E.; Blackaby, Wesley; Barnes, Karen; Eznarriaga, Maria; Dowler, Simon; Smith, Graham D.; Fischer, David F.; Lazari, Ovadia; Yates, Dawn; Rose, Mark; Jang, Sung-Wook; Munoz-Sanjuan, Ignacio; Dominguez, Celia published the artcile< Optimization of Potent and Selective Ataxia Telangiectasia-Mutated Inhibitors Suitable for a Proof-of-Concept Study in Huntington's Disease Models>, Synthetic Route of 16426-64-5, the main research area is ATM inhibitor Huntington’s disease mHTT PK PD brain penetrant.

Genetic and pharmacol. evidence indicates that the reduction of ataxia telangiectasia-mutated (ATM) kinase activity can ameliorate mutant huntingtin (mHTT) toxicity in cellular and animal models of Huntington’s disease (HD), suggesting that selective inhibition of ATM could provide a novel clin. intervention to treat HD. Here, we describe the development and characterization of ATM inhibitor mols. to enable in vivo proof-of-concept studies in HD animal models. Starting from previously reported ATM inhibitors, we aimed with few modifications to increase brain exposure by decreasing P-glycoprotein liability while maintaining potency and selectivity. Here, we report brain-penetrant ATM inhibitors that have robust pharmacodynamic (PD) effects consistent with ATM kinase inhibition in the mouse brain and an understandable pharmacokinetic/PD (PK/PD) relationship. Compound 17 engages ATM kinase and shows robust dose-dependent inhibition of X-ray irradiation-induced KAP1 phosphorylation in the mouse brain. Furthermore, compound 17 protects against mHTT (Q73)-induced cytotoxicity in a cortical-striatal cell model of HD.

Journal of Medicinal Chemistry published new progress about Crystal structure (X-ray structure of 33 bound to the mutant Vps34 construct). 16426-64-5 belongs to class bromides-buliding-blocks, and the molecular formula is C7H4BrNO4, Synthetic Route of 16426-64-5.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary