Category: bromides-buliding-blocks

The author of 《Conjugated microporous polymer networks with adjustable microstructures for high CO2 uptake capacity and selectivity》 were Qin, Long; Xu, Guang-juan; Yao, Chan; Xu, Yan-hong. And the article was published in Chemical Communications (Cambridge, United Kingdom) in 2016. Reference of 3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl The author mentioned the following in the article:

A series of phenylene-based conjugated microporous polymers (CMPs) of the A6 + Mx (x = 2, 3, 4, 6) type were synthesized. By tuning the monomer length and geometry, the BET surface area of CMPs can be tuned from 571 to 1115 M2 g-1. Amongst the synthesized CMPs, A6CMP-1 exhibits the highest CO2 adsorption capacity of 1218 mg g-1 at 318 K and 60 bar pressure. In addition, A6CMP-4 shows a high selectivity ratio of 47 for CO2/N2. 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: 29102-67-8Reference of 3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl)

3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl(cas: 29102-67-8) 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. Moreover, several studies demonstrate that the average proportion of bromine in drugs is significantly higher than that in natural products. Reference of 3,3”,5,5”-Tetrabromo-5′-(3,5-dibromophenyl)-1,1′:3′,1”-terphenyl

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Mitchell, T. Andrew; Bode, Jeffrey W. published their research in Journal of the American Chemical Society on December 23 ,2009. The article was titled 《Synthesis of Dialkyl Ethers from Organotrifluoroborates and Acetals》.Formula: C6H4BBrF3K The article contains the following contents:

The formation of ethers by C-O bond formation under harsh basic or acidic conditions is an entrenched synthetic disconnection in organic chem. We report a strategic alternative that involves the BF3·OEt2-promoted coupling of stable, easily prepared acetals with widely available potassium aryl-, alkenyl-, and alkynyltrifluoroborates. This fast, operationally simple process offers straightforward access to dialkyl ethers, many of which would be difficult to prepare using classical methods. The use of MOM-protected alcs. and acetal-protected aldehydes enables ether formation without recourse to protecting-group manipulations or strong bases. In addition to this study using potassium (3-bromophenyl)trifluoroborate, there are many other studies that have used potassium (3-bromophenyl)trifluoroborate(cas: 374564-34-8Formula: C6H4BBrF3K) was used in this study.

potassium (3-bromophenyl)trifluoroborate(cas: 374564-34-8) 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. Formula: C6H4BBrF3K

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Dankwardt, Sharon M.; Ferla, Steven; Krstenansky, John L.; Bhakta, Sunil; Ostrelich, Helene; Jarnagin, Kurt published an article in Bioorganic & Medicinal Chemistry Letters. The title of the article was 《Nonpeptide bradykinin antagonist analogs based on a model of a Sterling-Winthrop nonpeptide bradykinin antagonist overlapped with cyclic hexapeptide bradykinin antagonist peptide》.Reference of Methyl 5-(bromomethyl)-2-nitrobenzoate The author mentioned the following in the article:

A proposed overlap between cyclic hexapeptide bradykinin antagonist and nonpeptide bradykinin antagonists D- and L-3-(2-naphthyl)alanines I [R1 = Bu3P+, Bu3N+, H2N, HO, H2NC(:NH)NH, EtNHC(:NEt)NH, H-L-Arg-NH, H-D-Arg-NH, aca-D-Arg-NH; aca = 1-adamantylcarbonyl; R2 = H, CO2H; R3 = H, CH2CH2CO2H; X = cyclohexylimino, O] is discussed. Synthetic procedures for both enantiomers of I are given. Structural variations on both the peptides and nonpeptides support the proposed overlap based on an increase or decrease in the biol. activities of the antagonists. The experimental process involved the reaction of Methyl 5-(bromomethyl)-2-nitrobenzoate(cas: 88071-91-4Reference of Methyl 5-(bromomethyl)-2-nitrobenzoate)

Methyl 5-(bromomethyl)-2-nitrobenzoate(cas: 88071-91-4) 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. Alkyl bromides are mainly used as alkylating agents and also find application as a solvent to extract oil from seeds and wool. Reference of Methyl 5-(bromomethyl)-2-nitrobenzoate

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Product Details of 76283-09-5On March 15, 2019, Ndikuryayo, Ferdinand; Kang, Wei-Ming; Wu, Feng-Xu; Yang, Wen-Chao; Yang, Guang-Fu published an article in European Journal of Medicinal Chemistry. The article was 《Hydrophobicity-oriented drug design (HODD) of new human 4-hydroxyphenylpyruvate dioxygenase inhibitors》. The article mentions the following:

Involved in the tyrosine degradation pathway, 4-hydroxyphenylpyruvate dioxygenase (HPPD) is an important target for treating type I tyrosinemia. To discover novel HPPD inhibitors, we proposed a hydrophobicity-oriented drug design (HODD) strategy based on the interactions between HPPD and the com. drug NTBC. Most of the new compounds showed improved activity, compound d23 being the most active candidate (IC50 = 0.047 μM) with about 2-fold more potent than NTBC (IC50 = 0.085 μM). Therefore, compound d23 is a potential drug candidate to treat type I tyrosinemia. In the experiment, the researchers used many compounds, for example, 4-Bromo-1-(bromomethyl)-2-fluorobenzene(cas: 76283-09-5Product Details of 76283-09-5)

4-Bromo-1-(bromomethyl)-2-fluorobenzene(cas: 76283-09-5) 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. Alkyl bromides are mainly used as alkylating agents and also find application as a solvent to extract oil from seeds and wool. Product Details of 76283-09-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Transition metal- and light-free radical borylation of alkyl bromides and iodides using silane》 was written by Sun, Beiqi; Zheng, Sihan; Mo, Fanyang. Recommanded Product: 7051-34-5This research focused ontransition metal light free radical borylation alkyl bromide iodide; crystal structure mol structure optimized boronic ester alkyl preparation; radical borylation alkyl bromide iodide silane mechanism DFT. The article conveys some information:

We report operationally simple and neutral conditions for borylation of alkyl bromides and iodides to alkyl boronic esters under transition metal- and light-free conditions. A series of substrates with a wide range of functional groups were effectively transformed into the borylation products in moderate to good yields. Mechanistic studies, including radical clock experiments and DFT calculations, gave detailed insight into the radical borylation process. In the experiment, the researchers used many compounds, for example, (Bromomethyl)cyclopropane(cas: 7051-34-5Recommanded Product: 7051-34-5)

(Bromomethyl)cyclopropane(cas: 7051-34-5) is used as a synthetic building block for the introduction of the cyclopropylmethyl group. It was also used in the synthesis of 1,4-dienes via iron-catalyzed cross-coupling with alkenyl Grignard reagents.Recommanded Product: 7051-34-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《A highly stable amino-coordinated MOF for unprecedented block off N2 adsorption and extraordinary CO2/N2 separation》 was written by Zhang, Ling; Jiang, Ke; Jiang, Mengdie; Yue, Dan; Wan, Yating; Xing, Huabin; Yang, Yu; Cui, Yuanjing; Chen, Banglin; Qian, Guodong. Synthetic Route of C6H5Br2NThis research focused onzinc aminophenylenediacrylate coordination polymer preparation gas adsorption; crystal structure zinc aminophenylenediacrylate coordination polymer. The article conveys some information:

A highly stable amino-coordinated metal-organic framework ZJU-198 from (2E,2E0)-3,30-(5-amino-1,3-phenylene) diacrylic acid, was synthesized and structurally characterized, exhibiting high CO2 uptake of 105.8 cm3 cm-3 while blocking off N2 adsorption at 1.0 bar and 298 K, attributed to the unique pore window sizes. In addition to this study using 3,5-Dibromoaniline, there are many other studies that have used 3,5-Dibromoaniline(cas: 626-40-4Synthetic Route of C6H5Br2N) was used in this study.

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.Synthetic Route of C6H5Br2N

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Recommanded Product: Indium(III) bromideIn 2021 ,《New Reactions of Cyclopentadienylnickel Chelates with Secondary Phosphane Tethers》 appeared in European Journal of Inorganic Chemistry. The author of the article were Heinisch, Sandra Lauren; Werner, Irina; Butenschon, Holger. The article conveys some information:

In continuation of our research in cyclopentadienylalkylphosphine nickel chelates with secondary phosphine tethers the first cationic representatives of this class of compounds are reported. These were obtained by reaction of the resp. bromo complex with tris(4-trifluoromethylphenyl)phosphine as well as with a number of alkyl and aryl isonitriles in the presence of indium tribromide. This Lewis acid is crucial for the success of the reactions leading to the resp. tetrabromoindate salts. The compounds were characterized spectroscopically, including rare 14N,13C couplings being observed Finally, deprotonation experiments are reported, which provide some evidence for deprotonation taking place, although the expected phosphinidene chelates could not be isolated due to rapid decomposition After reading the article, we found that the author used Indium(III) bromide(cas: 13465-09-3Recommanded Product: Indium(III) bromide)

Indium(III) bromide(cas: 13465-09-3) is used as a catalyst to produce dithioacetals when unactivated alkynes react with thiols and fields such as optics and microelectronics that utilize semiconductor technology have wide uses for indium in high-performing solar cells.Recommanded Product: Indium(III) bromide

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Related Products of 586-76-5In 2019 ,《C-H and N-H bond annulation of aryl amides with unactivated olefins by merging cobalt(III) and photoredox catalysis》 appeared in Chemical Communications (Cambridge, United Kingdom). The author of the article were Kalsi, Deepti; Barsu, Nagaraju; Chakrabarti, Sagnik; Dahiya, Pardeep; Rueping, Magnus; Sundararaju, Basker. The article conveys some information:

A mild, environment-friendly protocol was developed to carry out the [4+2] annulation of aryl amides with unactivated olefins. A range of sterically and electronically diverse aryl amides and unactivated olefins were successfully employed under the developed conditions to get a variety of dihydroisoquinolinones in good to excellent yields. The experimental process involved the reaction of 4-Bromobenzoic acid(cas: 586-76-5Related Products of 586-76-5)

4-Bromobenzoic acid(cas: 586-76-5) has been used to study the metabolic fate of 2-,3-and 4-bromo benzoic acids in rat hepatocytes incubation using high temperature liquid chromatography. It was used in bromine-specific detection of the metabolites of 2-,3-and 4-bromobenzoic acid in the urine and bile of rats by inductively coupled plasma mass spectrometry.Related Products of 586-76-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Quality Control of 1-Bromo-3,4,5-trimethoxybenzeneIn 2020 ,《In-depth examination of the pterolactams behaviour in Lewis/Bronsted acid catalysis environment: Total isolation of the reaction products》 appeared in ARKIVOC (Gainesville, FL, United States). The author of the article were Dumitriu, Gina-Mirabela; Bicu, Elena; Rigo, Benoit; Moncol, Jan; Daich, Adam; Ghinet, Alina. The article conveys some information:

To gain some insights on the amidoalkylation process, authors were interested in studying the product distribution when pterolactam was exposed to acids. The reactivity of pterolactam and its N-aryl derivatives towards TMSOTf or TfOH has been carefully examined in presence and absence of TMS-protected anilines. Under these conditions, the N-acyliminium precursors showed high reactivity at both α- and β-positions of the nitrogen atom. In this context, these salts can induce cascade processes including Povarov type reaction among other transformations. In that way, novel quinolines and tetrahydro-quinolines, among other compounds, were isolated for the first time.1-Bromo-3,4,5-trimethoxybenzene(cas: 2675-79-8Quality Control of 1-Bromo-3,4,5-trimethoxybenzene) was used in this study.

1-Bromo-3,4,5-trimethoxybenzene(cas: 2675-79-8) is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.Quality Control of 1-Bromo-3,4,5-trimethoxybenzene1-Bromo-3,4,5-trimethoxybenzene can be used to synthesize analogs of HA14-1, which shows promising anticancer properties.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2022,Li, Jingjing; Ye, Jianxun; Zhou, Jiayu; Li, Jing; Liu, Delong; Zhang, Wanbin published an article in Chemical Communications (Cambridge, United Kingdom). The title of the article was 《RuPHOX-Ru catalyzed asymmetric hydrogenation of α-substituted tetralones via a dynamic kinetic resolution》.SDS of cas: 7073-94-1 The author mentioned the following in the article:

The efficient RuPHOX-Ru catalyzed asym. hydrogenation of α-substituted tetralones via a dynamic kinetic resolution has been achieved for the synthesis of chiral tetrahydronaphthols. The mechanism study indicated that hydrogenation with H2 gas, rather than transfer hydrogenation with EtOH solvent as the hydrogen source, predominates in the reaction pathway. In the part of experimental materials, we found many familiar compounds, such as 1-Bromo-2-isopropylbenzene(cas: 7073-94-1SDS of cas: 7073-94-1)

1-Bromo-2-isopropylbenzene(cas: 7073-94-1) belongs to organobromine compounds.The reactivity of organobromine compounds resembles but is intermediate between the reactivity of organochlorine and organoiodine compounds. The principal reactions for organobromides include dehydrobromination, Grignard reactions, reductive coupling, and nucleophilic substitution.SDS of cas: 7073-94-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary