Tag: M.W=200-250

One prominent application of synthetic organobromine compounds is the use of polybrominated diphenyl ethers as fire-retardants, and in fact fire-retardant manufacture is currently the major industrial use of the element bromine. 402-49-3, formula is C8H6BrF3, Name is 1-(Bromomethyl)-4-(trifluoromethyl)benzene, Synthetic Route of 402-49-3

Yang, Ju-Song;Lu, Ka;Li, Chen-Xiao;Zhao, Zu-Hang;Zhang, Xiao-Ming;Zhang, Fu-Min;Tu, Yong-Qiang research published 《 Chiral 1,2,3-Triazolium Salt Catalyzed Asymmetric Mono- and Dialkylation of 2,5-Diketopiperazines with the Construction of Tetrasubstituted Carbon Centers》, the research content is summarized as follows. Novel asym. mono- and dialkylation reactions of α-substituted 2,5-diketopiperazines catalyzed by new chiral spirocyclic-amide-derived triazolium organocatalysts was developed, resulting in a range of enantioenriched 2,5-diketopiperazine derivatives containing one or two tetrasubstituted carbon stereocenters. The reactions featured high yields (up to 98%) and excellent cis-diastereo- and enantioselectivities (up to >20:1 dr, >99% ee) and they provided a new asym. synthetic approach to important functionalized 2,5-diketopiperazine skeletons. Furthermore, a possible reaction mechanism was proposed based on both control experiments and extensive DFT calculations

Synthetic Route of 402-49-3, 4-Trifluoromethylbenzyl bromide is a useful research compound. Its molecular formula is C8H6BrF3 and its molecular weight is 239.03 g/mol. The purity is usually 95%.
4-Trifluoromethylbenzyl bromide is a choline derivative that acts as an anticancer agent. It is structurally similar to the anticancer drug doxorubicin, which has been shown to be effective against breast cancer and leukemia. 4-Trifluoromethylbenzyl bromide interacts with cellular proteins, including choline kinase, and inhibits the mitochondrial pathway. This leads to cell death through apoptosis. The molecule also interacts with nucleotide bases such as thymine and cytosine in DNA, inhibiting transcription and replication. 4-Trifluoromethylbenzyl bromide binds strongly to the hydroxyl group of cholesterol by an electrophilic substitution mechanism to form a covalent bond with its hydroxy group. The molecule can also bind to chloride ions by an ionic bond., 402-49-3.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 244205-40-1, formula is C6H6BBrO2, Name is (2-Bromophenyl)boronic acid. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Formula: C6H6BBrO2.

Yang, Lei;Xu, Wen-Qiang;Liu, Tao;Wu, Yichen;Wang, Biqin;Wang, Peng research published 《 Concise synthesis and applications of enantiopure spirobiphenoxasilin-diol and its related chiral ligands》, the research content is summarized as follows. The development of chiral architectures for chiral ligand and catalyst discovery is essential for asym. catalysis. Herein, authors report the concise synthesis of a Si-centered spirocyclic skeleton, spirobiphenoxasilin-diol (SPOSiOL), and its derived chiral ligands. Using the chem. resolution method, the optical SPOSiOL could be obtained in high yield on a gram scale. Preliminary studies indicated that this ligand scaffold has great potential in transition metal-catalyzed asym. reactions. This finding further highlights that the Si-centered spirocyclic scaffolds are of great value in asym. catalysis.

Formula: C6H6BBrO2, 2-Bromophenylboronic Acid is used as an inhibitor of the hormone sensitive lipase.
2-Bromophenylboronic acid, also known as 2-Bromophenylboronic acid, is a useful research compound. Its molecular formula is C6H6BBrO2 and its molecular weight is 200.83 g/mol. The purity is usually 95%.
2-Bromophenylboronic acid is a glucose monitoring agent that has a ruthenium complex with an acidic environment. The nitro group and the amines are in close proximity to the boron center, and this proximity leads to a high nucleophilic character of the molecule. This reactivity allows 2-bromophenylboronic acid to be used as a fluorescence probe for acidic environments. 2-Bromophenylboronic acid also inhibits secretase enzymes, which are involved in Alzheimer’s disease and other neurodegenerative disorders. It is an inhibitor of γ-secretase, which is responsible for cleaving the amyloid precursor protein (APP), and it has shown efficacy against biphenyl, an anticancer drug that binds to benzodiazepine receptors. 2-Bromophenylboronic acid is also an enantiopure compound because all four substituents are different from each other., 244205-40-1.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals. 5392-10-9, formula is C9H9BrO3, Name is 2-Bromo-4,5-dimethoxybenzaldehyde. Organobromine compounds have fallen under increased scrutiny for their environmental impact., Computed Properties of 5392-10-9.

Xu, Xianjun;Song, Liangliang;Feng, Huangdi;Van der Eycken, Erik V. research published 《 Direct Access to 4-Substituted Isoquinolones via a Sequential Pd-Catalyzed Cyclization/Base-Promoted Aromatization/Ring-Opening of N-Propargyl-1,3-oxazolidines》, the research content is summarized as follows. Herein, a practical Pd-catalyzed cyclization/base-promoted aromatization/ring-opening protocol of N-propargyl-1,3-oxazolidines with carboxylic acids was disclosed. In the current domino reaction, a series of ester-functionalized isoquinolones I [R¹ = Ph, 4-MeC₆H₄, 2-FC₆H₄, etc.; R² = H, 6-Me, 7-MeO, etc.; R³ = Ph, 4-MeC₆H₄, 4-ClC₆H₄; R⁴ = Me, t-Bu, Ph, etc.] was obtained in moderate to good yields via C-O bond cleavage, which features a broad functional group tolerance.

5392-10-9, 2-Bromo-4,5-dimethoxybenzaldehyde is a useful research compound. Its molecular formula is C9H9BrO3 and its molecular weight is 245.07 g/mol. The purity is usually 95%.
2-Bromo-4,5-dimethoxybenzaldehyde is a synthetic compound that has been shown to be an effective agent for inducing apoptosis in leukemia cells. It is an efficient method for synthesizing the compound and ha2-Bromo-4,5-dimethoxybenzaldehyde induces cell death by topoisomerase-mediated DNA cleavage, which results in chromosomal fragmentation and high levels of reactive oxygen species in the cell., Computed Properties of 5392-10-9

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organic compounds having carbon bonded to bromine are called organic bromides. 5392-10-9, formula is C9H9BrO3, Name is 2-Bromo-4,5-dimethoxybenzaldehyde. Depending on the type of carbon to which the bromine is bonded, organic bromide could be alkyl, alkenyl, alkynyl, or aryl. Synthetic Route of 5392-10-9.

Xu, Xianjun;Feng, Huangdi;Van der Eycken, Erik V. research published 《 Microwave-Assisted Palladium-Catalyzed Reductive Cyclization/Ring-Opening/Aromatization Cascade of Oxazolidines to Isoquinolines》, the research content is summarized as follows. An efficient palladium-catalyzed reaction of N-propargyl oxazolidines for the construction of 4-substituted isoquinolines under microwave irradiation is developed. This transformation proceeds through a sequential palladium-catalyzed reductive cyclization/ring-opening/aromatization cascade via C-O and C-N bond cleavages of the oxazolidine ring. The practical value of this method has also been explored by conducting a millimole-scale reaction, as well as by transforming the isoquinoline into a key intermediate for the synthesis of a lamellarin analog.

Synthetic Route of 5392-10-9, 2-Bromo-4,5-dimethoxybenzaldehyde is a useful research compound. Its molecular formula is C9H9BrO3 and its molecular weight is 245.07 g/mol. The purity is usually 95%.
2-Bromo-4,5-dimethoxybenzaldehyde is a synthetic compound that has been shown to be an effective agent for inducing apoptosis in leukemia cells. It is an efficient method for synthesizing the compound and ha2-Bromo-4,5-dimethoxybenzaldehyde induces cell death by topoisomerase-mediated DNA cleavage, which results in chromosomal fragmentation and high levels of reactive oxygen species in the cell., 5392-10-9.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals. 244205-40-1, formula is C6H6BBrO2, Name is (2-Bromophenyl)boronic acid. Organobromine compounds have fallen under increased scrutiny for their environmental impact., Electric Literature of 244205-40-1.

Xu, Xiaoyang;Jin, Mengjia;Jiang, Ruijun;Zhang, Lei;Wu, Xiaoming;Liu, Xuguang research published 《 Concise Synthesis of BN-Dibenzo[f,k]tetraphenes with Different BN Substitution Positions and Direct Comparison with Their Carbonaceous Analogue》, the research content is summarized as follows. Two types of “parental” BN-dibenzo[f,k]tetraphenes (BNDBT-1 and BNDBT-2) have been synthesized via a transition-metal-catalyzed tandem cross-coupling reaction as key steps. Both BNDBT-1 and BNDBT-2 are fully characterized; one of them is unambiguously confirmed by a single X-ray crystal structure. Compared to its all-carbon analog DBT, BNDBT-1 and BNDBT-2 exhibit a higher HOMO (HOMO) and lower LUMO (LUMO) energy, while the BN doping position slightly influences the HOMO and LUMO energies of BNDBT-1 and BNDBT-2. Both BNDBT-1 and BNDBT-2 exhibit red-shifted absorption and emission spectra and higher emission efficiencies, as compared to their carbonaceous analog DBT. Moreover, organic light emitting diodes were fabricated using BNDBT-1 and BNDBT-2 as emitters, demonstrating their potential applications.

244205-40-1, 2-Bromophenylboronic Acid is used as an inhibitor of the hormone sensitive lipase.
2-Bromophenylboronic acid, also known as 2-Bromophenylboronic acid, is a useful research compound. Its molecular formula is C6H6BBrO2 and its molecular weight is 200.83 g/mol. The purity is usually 95%.
2-Bromophenylboronic acid is a glucose monitoring agent that has a ruthenium complex with an acidic environment. The nitro group and the amines are in close proximity to the boron center, and this proximity leads to a high nucleophilic character of the molecule. This reactivity allows 2-bromophenylboronic acid to be used as a fluorescence probe for acidic environments. 2-Bromophenylboronic acid also inhibits secretase enzymes, which are involved in Alzheimer’s disease and other neurodegenerative disorders. It is an inhibitor of γ-secretase, which is responsible for cleaving the amyloid precursor protein (APP), and it has shown efficacy against biphenyl, an anticancer drug that binds to benzodiazepine receptors. 2-Bromophenylboronic acid is also an enantiopure compound because all four substituents are different from each other., Electric Literature of 244205-40-1

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

One prominent application of synthetic organobromine compounds is the use of polybrominated diphenyl ethers as fire-retardants, and in fact fire-retardant manufacture is currently the major industrial use of the element bromine. 402-49-3, formula is C8H6BrF3, Name is 1-(Bromomethyl)-4-(trifluoromethyl)benzene, Application In Synthesis of 402-49-3

Xu, Yue;Li, Hua;Xu, Shufen;Liu, Xian;Lin, Jingjing;Chen, Haiyan;Yuan, Zhenwei research published 《 Light-Triggered Fluorescence Self-Reporting Nitric Oxide Release from Coumarin Analogues for Accelerating Wound Healing and Synergistic Antimicrobial Applications》, the research content is summarized as follows. Nitric oxide (NO) has an important class of endogenous diat. mols. that play a key regulatory role in many physiol. and biochem. processes. However, the type of nitrosamine NO donor stimulated by light has many advantages compared to the conventional NO donors such as diazeniumdiolates and S-nitrosothiols compounds, including easy synthesis, good stability, and controllable release. In addition, NO release can be regulated by light induction with a built-in calibration mechanism fluorescence. Here, we report that the migration and proliferation of human umbilical vein vascular endothelial cells could be accelerated by the light-triggered NO donors, leading to the angiogenesis. Meanwhile, the screened NO donor 3a with Levofloxacin (Lev) showed synergistic effects to eradicate Methicillin-resistant Staphylococcus aureus (MRSA) biofilms in vitro and treat bacteria-infected wound in vivo.

Application In Synthesis of 402-49-3, 4-Trifluoromethylbenzyl bromide is a useful research compound. Its molecular formula is C8H6BrF3 and its molecular weight is 239.03 g/mol. The purity is usually 95%.
4-Trifluoromethylbenzyl bromide is a choline derivative that acts as an anticancer agent. It is structurally similar to the anticancer drug doxorubicin, which has been shown to be effective against breast cancer and leukemia. 4-Trifluoromethylbenzyl bromide interacts with cellular proteins, including choline kinase, and inhibits the mitochondrial pathway. This leads to cell death through apoptosis. The molecule also interacts with nucleotide bases such as thymine and cytosine in DNA, inhibiting transcription and replication. 4-Trifluoromethylbenzyl bromide binds strongly to the hydroxyl group of cholesterol by an electrophilic substitution mechanism to form a covalent bond with its hydroxy group. The molecule can also bind to chloride ions by an ionic bond., 402-49-3.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 585-76-2, formula is C7H5BrO2, Name is 3-Bromobenzoic acid. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Recommanded Product: 3-Bromobenzoic acid.

Yadav, Mangal S.;Jaiswal, Manoj K.;Kumar, Sunil;Tiwari, Vinod K. research published 《 Trichloroacetimidate-Triggered Expeditious and Novel Synthesis of N-Acylbenzotriazoles》, the research content is summarized as follows. A facile route for the synthesis of a diverse range of N-acylbenzotriazole derivatives from the corresponding carboxylic acids has been established through a carbonyl activation pathway. In this method, trichloroacetonitrile is performed as an effective reagent for an easy access of N-acylbenzotriazoles which was simply proceeded through the activation of carboxylic acids via in situ imidate formation in anhydrous 1,2-dichloroethane followed by addition of 1H-benzotriazole at 80° for 3-4 h. Easy handling, one-pot, and metal-free conditions demonstrate the notable merits of the devised protocol.

Recommanded Product: 3-Bromobenzoic acid, 3-bromobenzoic acid is a bromobenzoic acid carrying a single bromo subsituent at the 3-position.
3-Bromobenzoic acid, also known as 3-Bromobenzoic acid, is a useful research compound. Its molecular formula is C7H5BrO2 and its molecular weight is 201.02 g/mol. The purity is usually 95%.
3-bromobenzoic acid is used as a reagent in the synthesis of deoxypodophyllotoxin derivatives with insecticidal activity. Also used as a reagent in the synthesis of thiazole derivatives with antibacterial activity.
3-bromobenzoic acid is a molecule that is classified as a Group P2. It has an electronegativity of 1.3 and an acidity of 0.8, which are both in the middle range of values for this group. 3-Bromobenzoic acid is soluble in water and is soluble in ethanol, acetone, and ether. The chemical structure of 3-bromobenzoic acid can be determined by its monoclonal antibody binding sites, electrochemical impedance spectroscopy data, and Langmuir adsorption isotherm data. 3-Bromobenzoic acid reacts with hydrochloric acid to form benzoate and HCl gas. Chronic exposure to 3-bromobenzoic acid has been shown to cause glutamate dehydrogenase inhibition, leading to an accumulation of p-hydroxybenzoic acid in the body. , 585-76-2.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organic bromides such as alkyl bromides are used as fumigants in agriculture to control insects. 585-76-2, formula is C7H5BrO2, Name is 3-Bromobenzoic acid. Ethylene bromide is one of the commercially important organic bromides which are the component of leaded gasoline. Application In Synthesis of 585-76-2.

Yadav, Mangal S.;Singh, Sumt K.;Agrahari, Anand K.;Singh, Anoop S.;Tiwari, Vinod K. research published 《 N -Acylbenzotriazoles as Proficient Substrates for an Easy Access to Ureas, Acylureas, Carbamates, and Thiocarbamates via Curtius Rearrangement Using Diphenylphosphoryl Azide (DPPA) as Azide Donor》, the research content is summarized as follows. A diverse range of ureas RNHC(O)NHC(O)R¹ [R = Ph, 2-IC₆H₄, 3-BrC₆H₄, etc.; R¹ = Ph, 2-IC₆H₄], N-acylureas R¹NHC(O)NHR² [R¹ = Ph, 3-BrC₆H₄, 2-MeOC₆H₄, etc; R² = Ph, 2-BrC₆H₄, 2-IC₆H₄], carbamates and thiocarbamates R¹NHC(O)R² [R¹ = Ph, 3,5-di-MeC₆H₃, 3-MeC₆H₄; R² = OPh, SPh, S(2-MeC₆H₄), etc.] was synthesized in good to excellent yields by reacting N-acylbenzotriazoles individually with amines/amides/phenols/thiols in the presence of diphenylphosphoryl azide (DPPA) as a suitable azide donor in anhydrous toluene at 110°C for 3-4 h. In this route, DPPA was found to be a good alternative to trimethylsilyl azide and sodium azide for the azide donor in Curtius degradation The high reaction yields, one-pot and metal-free conditions, straightforward nature, easy handling, use of readily available reagents and in many cases avoidance of column chromatog. were the notable features of the devised protocol.

585-76-2, 3-bromobenzoic acid is a bromobenzoic acid carrying a single bromo subsituent at the 3-position.
3-Bromobenzoic acid, also known as 3-Bromobenzoic acid, is a useful research compound. Its molecular formula is C7H5BrO2 and its molecular weight is 201.02 g/mol. The purity is usually 95%.
3-bromobenzoic acid is used as a reagent in the synthesis of deoxypodophyllotoxin derivatives with insecticidal activity. Also used as a reagent in the synthesis of thiazole derivatives with antibacterial activity.
3-bromobenzoic acid is a molecule that is classified as a Group P2. It has an electronegativity of 1.3 and an acidity of 0.8, which are both in the middle range of values for this group. 3-Bromobenzoic acid is soluble in water and is soluble in ethanol, acetone, and ether. The chemical structure of 3-bromobenzoic acid can be determined by its monoclonal antibody binding sites, electrochemical impedance spectroscopy data, and Langmuir adsorption isotherm data. 3-Bromobenzoic acid reacts with hydrochloric acid to form benzoate and HCl gas. Chronic exposure to 3-bromobenzoic acid has been shown to cause glutamate dehydrogenase inhibition, leading to an accumulation of p-hydroxybenzoic acid in the body. , Application In Synthesis of 585-76-2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organic compounds having carbon bonded to bromine are called organic bromides. 823-78-9, formula is C7H6Br2, Name is 1-Bromo-3-(bromomethyl)benzene. Depending on the type of carbon to which the bromine is bonded, organic bromide could be alkyl, alkenyl, alkynyl, or aryl. Quality Control of 823-78-9.

Yadav, Suman;Chaudhary, Dhananjay;Maurya, Naveen Kumar;Kumar, Dharmendra;Ishu, Km;Kuram, Malleswara Rao research published 《 Transfer hydrogenation of pyridinium and quinolinium species using ethanol as a hydrogen source to access saturated N-heterocycles》, the research content is summarized as follows. Reported a TH protocol that utilized ethanol as a renewable hydrogen source and an Ir catalyst for the reduction of quinolines and pyridines. The reaction was promoted by simple amides as ligands.

823-78-9, 3-Bromobenzyl bromide undergoes reduction with diethylzinc in the presence of Pd(PPh3)4 to yield corresponding hydrocarbon.

3-Bromobenzyl bromide is a useful research compound. Its molecular formula is C7H6Br2 and its molecular weight is 249.93 g/mol. The purity is usually 95%.

3-Bromobenzyl bromide is a molecule that has been synthesized and shown to have anticancer activity. It inhibits the activity of cancer cells by binding to amines in these cells and preventing the formation of hydrogen bonds between these molecules. 3-Bromobenzyl bromide has also been shown to selectively inhibit the activity of NS5B polymerase, an enzyme that is important in the replication of the hepatitis C virus. The synthetic nature of this molecule makes it an attractive target for analytical methods such as nuclear magnetic resonance spectroscopy. This molecule also shows significant cytotoxicity against cancer cell lines in vitro, as well as inducing tumor necrosis factor-alpha (TNF-α) production in lps-stimulated murine macrophages., Quality Control of 823-78-9

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 823-78-9, formula is C7H6Br2, Name is 1-Bromo-3-(bromomethyl)benzene. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Synthetic Route of 823-78-9.

Yagiz, Guler;Noma, Samir Abbas Ali;Altundas, Aliye;Al-khafaji, Khattab;Taskin-Tok, Tugba;Ates, Burhan research published 《 Synthesis, inhibition properties against xanthine oxidase and molecular docking studies of dimethyl N-benzyl-1H-1,2,3-triazole-4,5-dicarboxylate and (N-benzyl-1H-1,2,3-triazole-4,5-diyl)dimethanol derivatives》, the research content is summarized as follows. This study was focused on synthesis of various di-Me N-benzyl-1H-1,2,3-triazole-4,5-dicarboxylate and (N-benzyl-1H-1,2,3-triazole-4,5-diyl)dimethanol derivatives I (R = methoxycarbonyl, hydroxymethyl; X = 2-OH, 3-Br, 4-OMe, 2-OH-5-Cl, etc.) under the conditions of green chem. without the use of solvent and catalysts. Their inhibition properties were also investigated on xanthine oxidase (XO) activity. All dimethanol and dicarboxylate derivatives I exhibited significant inhibition activities with IC₅₀ values ranging from 0.71 to 2.25μM. Especially, I [R = hydroxymethyl, X = 3-Br; and R = methoxycarbonyl, X = 4-Cl] compounds were found to be the most promising derivatives on the XO enzyme inhibition with IC₅₀ values 0.71 and 0.73μM, resp. Moreover, the double docking procedure was used to evaluate compound modes of inhibition and their interactions with the protein (XO) at at. level. Surprisingly, the docking results showed a good correlation with IC₅₀ [correlation coefficient (R² = 0.7455)]. Also, the docking results exhibited that the I [R = hydroxymethyl, X = 3-Br; R = methoxycarbonyl, X = 4-OH; and R = methoxycarbonyl, X = 4-Cl] have lowest docking scores -4.790, -4.755, and -4.730, resp. These data were in agreement with the IC₅₀ values. These results give promising beginning stages to assist in the improvement of novel and powerful inhibitor against XO.

823-78-9, 3-Bromobenzyl bromide undergoes reduction with diethylzinc in the presence of Pd(PPh3)4 to yield corresponding hydrocarbon.

3-Bromobenzyl bromide is a useful research compound. Its molecular formula is C7H6Br2 and its molecular weight is 249.93 g/mol. The purity is usually 95%.

3-Bromobenzyl bromide is a molecule that has been synthesized and shown to have anticancer activity. It inhibits the activity of cancer cells by binding to amines in these cells and preventing the formation of hydrogen bonds between these molecules. 3-Bromobenzyl bromide has also been shown to selectively inhibit the activity of NS5B polymerase, an enzyme that is important in the replication of the hepatitis C virus. The synthetic nature of this molecule makes it an attractive target for analytical methods such as nuclear magnetic resonance spectroscopy. This molecule also shows significant cytotoxicity against cancer cell lines in vitro, as well as inducing tumor necrosis factor-alpha (TNF-α) production in lps-stimulated murine macrophages., Synthetic Route of 823-78-9

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary