Tag: M.W=150-200

Organic bromides such as alkyl bromides are used as fumigants in agriculture to control insects. 1575-37-7, formula is C6H7BrN2, Name is 4-Bromobenzene-1,2-diamine. Ethylene bromide is one of the commercially important organic bromides which are the component of leaded gasoline. Synthetic Route of 1575-37-7.

Zheng, Leizhi;Yang, Guoqiang;Liu, Jia;Jiang, Bowen;Yu, Ting;Hu, Xingbang;Zhang, Zhibing research published 《 Efficient chemical fixation of CO₂ to form switchable ionic liquid to synthesize benzimidazolones under mild conditions》, the research content is summarized as follows. In this work, a novel pathway to synthesize benzimidazolone derivatives I [R = 5-Me, 5-MeO, 5,6-di-Me] via the carbonylation of o-phenylenediamines with carbon dioxide under mild conditions (e.g., 50°C, 0.5 MPa) in the presence of 1,5-diazabicyclo[4.3.0]non-5-ene (DBN) was reported. In this progress, the DBN, acting as superbase, could form strong intermol. hydrogen bonds with o-phenylenediamines. The carbon dioxide was chem. fixed to form switchable ionic liquids (SILs). Then, CH₂Br₂ as a dehydrant easily involved parallel attack carbamates salts to form leaving group. To the best of our knowledge, this protocol provided a sustainable technique for the production of benzimidazolones under mild conditions.

1575-37-7, 4-Bromo-1,2-diaminobenzene can be obtained from 1,2-diaminobenzene via acetylation followed by bromination and alkaline hydrolysis.
4-Bromobenzene-1,2-diamine, also known as 4-Bromobenzene-1,2-diamine, is a useful research compound. Its molecular formula is C6H7BrN2 and its molecular weight is 187.04 g/mol. The purity is usually 95%.
4-Bromo-1,2-diaminobenzene is a dye that is used in diagnostic
procedures to detect the presence of amide groups. 4-Bromo-1,2-diaminobenzene can be used as an inhibitor for cationic polymerization reactions. It also has tuberculostatic activity and inhibits the growth of Mycobacterium tuberculosis. This compound reacts with aniline to form a benzimidazole derivative that contains a reactive amine group. The reaction between this amine group and different electrophiles generates benzimidazole compounds with different properties that are useful in nucleophilic attack reactions. The reaction between 4-bromo-1,2-diaminobenzene and methyl ethyl sulfide produces a luminescent probe that can be used to detect hydrogen bonds., Synthetic Route of 1575-37-7

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organic bromides such as alkyl bromides are used as fumigants in agriculture to control insects. 6911-87-1, formula is C7H8BrN, Name is 4-Bromo-N-methylaniline. Ethylene bromide is one of the commercially important organic bromides which are the component of leaded gasoline. Application of C7H8BrN.

Zheng, Lvyin;Zhuo, Xiaoya;Wang, Yihan;Zou, Xiaoying;Zhong, Yumei;Guo, Wei research published 《 Photocatalytic cross-dehydrogenative coupling reaction toward the synthesis of N,N-disubstituted hydrazides and their bromides》, the research content is summarized as follows. N,N-Disubstituted hydrazides are useful synthetic building blocks and important pharmaceutical scaffolds in the fields of organo-pharmaceutical chem. Direct C(=O)-N-N bond formation represents one of the most effective strategies through a cross-dehydrogenative coupling (CDC) process. Here authors report an efficient method for the divergent synthesis of N,N-disubstituted hydrazides and their bromides from N,N-disubstituted hydrazines and aldehydes by photoredox-catalytic CDC reactions. This versatile protocol enables the direct construction of C(O)-N-N and C(sp²)-Br bonds simultaneously from available starting materials without prefunctionalization. This one-pot strategy shows the advantages of mild reaction conditions, high atom and step economy, high regioselectivity, as well as good functional group tolerance. In addition, the selected compounds exhibit potential antitumor activities as new chem. entities, thus showing potential applications in the field of new anticancer drug research.

6911-87-1, 4-Bromo-N-methylaniline is a aniline based compound known to exhibit mutagenic properties.
4-Bromo-N-methylaniline is a useful research compound. Its molecular formula is C7H8BrN and its molecular weight is 186.05 g/mol. The purity is usually 95%.
4-Bromophenylmethylamine is an organic compound that has anti-inflammatory properties and is used as a pharmaceutical. It belongs to the group of amines. The hydrolysis of 4-bromophenylmethylamine by hydrochloric acid produces phenol and bromamine (NHBr). The reaction system can be used to synthesize a number of compounds, including anilines, benzofurans, and other aromatic compounds. 4-Bromophenylmethylamine reacts with muscle tissue in a similar manner as acetaminophen does. This drug also has been shown to have significant effects on the energy metabolism in the muscles of rats that are given carbon source., Application of C7H8BrN

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 4897-84-1, formula is C5H9BrO2, Name is Methyl 4-bromobutanoate. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Application of C5H9BrO2.

Zheng, Mengzhu;Huo, Junfeng;Gu, Xiaoxia;Wang, Yali;Wu, Canrong;Zhang, Qingzhe;Wang, Wang;Liu, Yang;Liu, Yu;Zhou, Xuechen;Chen, Lixia;Zhou, Yirong;Li, Hua research published 《 Rational design and synthesis of novel dual PROTACs for simultaneous degradation of EGFR and PARP》, the research content is summarized as follows. Inspired by the success of dual-targeting drugs, especially bispecific antibodies, we propose to combine the concept of proteolysis targeting chimera (PROTAC) and dual targeting to design and synthesize dual PROTAC mols. with the function of degrading two completely different types of targets simultaneously. A library of novel dual-targeting PROTAC mols. has been rationally designed and prepared A convergent synthetic strategy has been utilized to achieve high synthetic efficiency. These dual PROTAC structures are characterized using trifunctional natural amino acids as star-type core linkers to connect two independent inhibitors and E3 ligands together. In this study, gefitinib, olaparib, and CRBN or VHL E3 ligands were used as substrates to synthesize novel dual PROTACs. They successfully degraded both the epidermal growth factor receptor (EGFR) and poly(ADP-ribose) polymerase (PARP) simultaneously in cancer cells. Being the first successful example of dual PROTACs, this technique will greatly widen the range of application of the PROTAC method and open up a new field for drug discovery.

Application of C5H9BrO2, Methyl 4-bromobutyrate,also as known as 4-Bromobutyric acid methyl ester, is a useful research compound. Its molecular formula is C5H9BrO2 and its molecular weight is 181.03 g/mol. The purity is usually 95%.
4-Bromobutyric acid methyl ester is a synthetic compound that can be used to inhibit the activity of the G1 phase cyclin-dependent kinases. It has been shown to inhibit protein synthesis by alkylating the amino groups of proteins and fatty acids. 4-Bromobutyric acid methyl ester also inhibits the growth of cancer cell lines, such as renal carcinoma cells. The mechanism of action for this drug is not well understood, but it may be due to its ability to bind with monoclonal antibodies and enter kidney cells by passive diffusion., 4897-84-1.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

A variety of minor organobromine compounds are found in nature, but none are biosynthesized or required by mammals. 4897-84-1, formula is C5H9BrO2, Name is Methyl 4-bromobutanoate. Organobromine compounds have fallen under increased scrutiny for their environmental impact., COA of Formula: C5H9BrO2.

Zhong, Dayou;Wu, Di;Zhang, Yan;Lu, Zhiwu;Usman, Muhammad;Liu, Wei;Lu, Xiuqiang;Liu, Wen-Bo research published 《 Synthesis of Sultams and Cyclic N-Sulfonyl Ketimines via Iron-Catalyzed Intramolecular Aliphatic C-H Amidation》, the research content is summarized as follows. Cyclic sulfonamides (sultams) play a unique role in drug discovery and synthetic chem. A direct synthesis of sultams by an intramol. C(sp³)-H amidation reaction using an iron complex in situ derived from Fe(ClO₄)₂ and aminopyridine ligand is reported. This strategy features a readily available catalyst and tolerates a broad variety of substrates as demonstrated by 22 examples (up to 89% yield). A one-pot iron-catalyzed amidation/oxidation procedure for the synthesis of cyclic N-sulfonyl ketimines is also realized with up to 92% yield (eight examples). The synthetic utility of the method is validated by a gram-scale reaction and derivatization of the products to ring-fused sultams.

4897-84-1, Methyl 4-bromobutyrate,also as known as 4-Bromobutyric acid methyl ester, is a useful research compound. Its molecular formula is C5H9BrO2 and its molecular weight is 181.03 g/mol. The purity is usually 95%.
4-Bromobutyric acid methyl ester is a synthetic compound that can be used to inhibit the activity of the G1 phase cyclin-dependent kinases. It has been shown to inhibit protein synthesis by alkylating the amino groups of proteins and fatty acids. 4-Bromobutyric acid methyl ester also inhibits the growth of cancer cell lines, such as renal carcinoma cells. The mechanism of action for this drug is not well understood, but it may be due to its ability to bind with monoclonal antibodies and enter kidney cells by passive diffusion., COA of Formula: C5H9BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organic bromides such as alkyl bromides are used as fumigants in agriculture to control insects. 6911-87-1, formula is C7H8BrN, Name is 4-Bromo-N-methylaniline. Ethylene bromide is one of the commercially important organic bromides which are the component of leaded gasoline. Application of C7H8BrN.

Zhou, Chao-Zheng;Zhao, Yu-Rou;Tan, Fang-Fang;Guo, Yan-Jun;Li, Yang research published 《 Utilization of renewable formic acid from lignocellulosic biomass for the selective hydrogenation and/or N-methylation》, the research content is summarized as follows. Herein, the utilization of renewable formic acid from lignocellulosic biomass as a hydrogen source and a carbon source for the selective hydrogenation and further N-methylation of various quinolines and the derivatives I (Y = CH, N; R = H, 6-Br, 2,3-(Me)₂, 6-Cl, etc.), 1,10-phenanthroline, 2,9-dimethyl-1,10-phenanthroline and 2,7-dimethyl-pyrido[2,3-g]quinoline, various indoles II (R¹ = 2-Me, 5-Br, 6-F, etc.) under mild conditions in high efficiencies were developed. N-methylation of various anilines R²C₆H₄NHCH₃ (R² = H, 2-Cl, 3-Me, 4-OMe, etc.) and R²C₆H₄NH₂ is also developed. Mechanistic studies indicate that the hydrogenation occurs via a transfer hydrogenation pathway.

6911-87-1, 4-Bromo-N-methylaniline is a aniline based compound known to exhibit mutagenic properties.
4-Bromo-N-methylaniline is a useful research compound. Its molecular formula is C7H8BrN and its molecular weight is 186.05 g/mol. The purity is usually 95%.
4-Bromophenylmethylamine is an organic compound that has anti-inflammatory properties and is used as a pharmaceutical. It belongs to the group of amines. The hydrolysis of 4-bromophenylmethylamine by hydrochloric acid produces phenol and bromamine (NHBr). The reaction system can be used to synthesize a number of compounds, including anilines, benzofurans, and other aromatic compounds. 4-Bromophenylmethylamine reacts with muscle tissue in a similar manner as acetaminophen does. This drug also has been shown to have significant effects on the energy metabolism in the muscles of rats that are given carbon source., Application of C7H8BrN

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 6911-87-1, formula is C7H8BrN, Name is 4-Bromo-N-methylaniline. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Recommanded Product: 4-Bromo-N-methylaniline.

Zhou, Cong;Li, Miao;Sun, Jianwei;Cheng, Jiang;Sun, Song research published 《 Photoredox-Catalyzed α-Aminomethyl Carboxylation of Styrenes with Sodium Glycinates: Synthesis of γ-Amino Acids and γ-Lactams》, the research content is summarized as follows. A visible-light photoredox-catalyzed reductive α-aminomethyl carboxylation of styrenes and 1,1-diarylalkenes with sodium N-arylglycinates and CO₂ has been developed to synthesize a series of α,α-disubstituted γ-amino acids such as MePhNCH₂CH₂CPh₂CO₂H and γ-lactams such as 1,3,3-triphenyl-2-pyrrolidinone with high efficiency and regioselectivity. Notably, CO₂ released from the decarboxylation step can be reused for the subsequent carboxylation. Distinct from the previous reactions with the same type of substrates leading to simple decarboxylation and olefin hydroalkylation, this process involves addnl. CO₂ sequestration, thus leading to olefin α-aminomethyl carboxylation. These findings not only provide new access to α,α-disubstituted γ-amino acids and γ-lactams but also serve as a proof of concept for CO₂ reutilization in decarboxylation reactions.

6911-87-1, 4-Bromo-N-methylaniline is a aniline based compound known to exhibit mutagenic properties.
4-Bromo-N-methylaniline is a useful research compound. Its molecular formula is C7H8BrN and its molecular weight is 186.05 g/mol. The purity is usually 95%.
4-Bromophenylmethylamine is an organic compound that has anti-inflammatory properties and is used as a pharmaceutical. It belongs to the group of amines. The hydrolysis of 4-bromophenylmethylamine by hydrochloric acid produces phenol and bromamine (NHBr). The reaction system can be used to synthesize a number of compounds, including anilines, benzofurans, and other aromatic compounds. 4-Bromophenylmethylamine reacts with muscle tissue in a similar manner as acetaminophen does. This drug also has been shown to have significant effects on the energy metabolism in the muscles of rats that are given carbon source., Recommanded Product: 4-Bromo-N-methylaniline

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organobromine compounds, also called organobromides, are organic compounds that contain carbon bonded to bromine. 1575-37-7, formula is C6H7BrN2, The most pervasive is the naturally produced bromomethane. Quality Control of 1575-37-7

Zhou, Jie;Yu, Tao;Li, Ke;Zeng, Kai;Yang, Guo-Ping;Hu, Chang-Wen research published 《 Two U(VI)-Containing Silicotungstates with Sandwich Structures: Lewis Acid-Base Synergistic Catalyzed Synthesis of Benzodiazepines and Pyrazoles》, the research content is summarized as follows. Two new U(VI)-containing silicotungstates with similar sandwiched polyanions but different space structures, two-dimensional (2D) Na_10.5H_3.5(H₂O)₃₆[Na(UO₂)(α-SiW₉O₃₄)]₂·2.5H₂O (1) and three-dimensional (3D) Na₁₄(H₂O)₃₆[Na(UO₂)(α-SiW₉O₃₄)]₂·4H₂O (2), were synthesized by the reactions of UO₂(OAc)₂ and Na₁₀[α-SiW₉O₃₄]·18H₂O in aqueous solution with different pH. Structure analyses demonstrated that different reaction conditions may provide different self-assembly condition and result in the different coordination environments of Na(I)-H₂O clusters with different disorders, which are the keys for the differences between 1 and 2. Compound 2 was demonstrated to show excellent catalytic activity for the synthesis of 3H-benzo[b][1,4]diazepines and pyrazoles via the intermol. cyclization reactions, and the yields of desired products were up to 99%. This work represents a case of the catalytic properties for U(VI)-containing POMs.

Quality Control of 1575-37-7, 4-Bromo-1,2-diaminobenzene can be obtained from 1,2-diaminobenzene via acetylation followed by bromination and alkaline hydrolysis.
4-Bromobenzene-1,2-diamine, also known as 4-Bromobenzene-1,2-diamine, is a useful research compound. Its molecular formula is C6H7BrN2 and its molecular weight is 187.04 g/mol. The purity is usually 95%.
4-Bromo-1,2-diaminobenzene is a dye that is used in diagnostic
procedures to detect the presence of amide groups. 4-Bromo-1,2-diaminobenzene can be used as an inhibitor for cationic polymerization reactions. It also has tuberculostatic activity and inhibits the growth of Mycobacterium tuberculosis. This compound reacts with aniline to form a benzimidazole derivative that contains a reactive amine group. The reaction between this amine group and different electrophiles generates benzimidazole compounds with different properties that are useful in nucleophilic attack reactions. The reaction between 4-bromo-1,2-diaminobenzene and methyl ethyl sulfide produces a luminescent probe that can be used to detect hydrogen bonds., 1575-37-7.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Organobromine compounds, also called organobromides, are organic compounds that contain carbon bonded to bromine. 70-23-5, formula is C5H7BrO3, The most pervasive is the naturally produced bromomethane. HPLC of Formula: 70-23-5

Zhou, Kehan;Geng, Jingyao;Wang, Dongjie;Zhang, Jingyu;Zhao, Yingsheng research published 《 An Indirect Strategy for Trifluoromethylation via an Iridium Catalyst: Approach to Generate Isocoumarin Skeletons in Bioactive Molecules》, the research content is summarized as follows. 3-Bromo-1,1,1-trifluoroacetone was first disclosed as an effective indirect trifluoromethylation reagent to construct the important 3-trifluoromethyl isocoumarin skeleton. The reaction proceeds through a ligand-promoted, iridium-catalyzed ortho-selective C-H alkylation of benzoic acid and an intermol. cyclization reaction promoted by silver acetate. A wide range of 3-trifluoromethyl isocoumarins can be easily obtained in moderate to good yields. Importantly, the isocoumarin skeleton can be easily formed in bioactive compounds, highlighting the importance of this reaction.

70-23-5, Ethyl bromopyruvate molecular formula is C5H7BrO3 and its molecular weight is 195.01 g/mol. The purity is usually 95%.

Ethyl bromopyruvate is used in a synthesis of thioxothiazolidines from carbon disulfide and primary amines.

Ethyl bromopyruvate is a chemical inhibitor that inhibits the enzyme pyruvate dehydrogenase, which is responsible for the conversion of pyruvic acid to acetyl-CoA. This inhibition leads to a decrease in ATP levels and can cause metabolic disorders. Ethyl bromopyruvate is used as an anthelmintic drug and in asymmetric synthesis. It is also used in the synthesis of thiostrepton, an antibiotic that has been shown to have antimicrobial activity against Gram-positive bacteria, including Staphylococcus aureus and Streptococcus pneumoniae., HPLC of Formula: 70-23-5

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Dehydrobromination, Grignard reactions, reductive coupling, Wittig reaction, and several nucleophilic substitution reactions are some of the principal reactions which involve organic bromides. 1575-37-7, formula is C6H7BrN2, Name is 4-Bromobenzene-1,2-diamine. Organic compounds having carbon bonded to bromine are called organic bromides. Product Details of C6H7BrN2.

Zhou, L.-H.;Jin, Y.-J.;Ma, L.-F.;Huang, W.-H.;Wu, Y. research published 《 Highly Efficient and Catalyst-Free Synthesis of Benzimidazoles in Aqueous Media》, the research content is summarized as follows. A convenient and highly efficient, catalysts-free synthesis of benzimidazoles in an aqueous medium were developed. The conditions of the synthesis were optimized and its scope was successfully extended to various substrates with good to excellent yields. The exptl. procedure was simple and the products were isolated by filtration followed by recrystallization from water.

1575-37-7, 4-Bromo-1,2-diaminobenzene can be obtained from 1,2-diaminobenzene via acetylation followed by bromination and alkaline hydrolysis.
4-Bromobenzene-1,2-diamine, also known as 4-Bromobenzene-1,2-diamine, is a useful research compound. Its molecular formula is C6H7BrN2 and its molecular weight is 187.04 g/mol. The purity is usually 95%.
4-Bromo-1,2-diaminobenzene is a dye that is used in diagnostic
procedures to detect the presence of amide groups. 4-Bromo-1,2-diaminobenzene can be used as an inhibitor for cationic polymerization reactions. It also has tuberculostatic activity and inhibits the growth of Mycobacterium tuberculosis. This compound reacts with aniline to form a benzimidazole derivative that contains a reactive amine group. The reaction between this amine group and different electrophiles generates benzimidazole compounds with different properties that are useful in nucleophilic attack reactions. The reaction between 4-bromo-1,2-diaminobenzene and methyl ethyl sulfide produces a luminescent probe that can be used to detect hydrogen bonds., Product Details of C6H7BrN2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Vinyl bromides undergo the Heck reaction, which involves C-C coupling with alkene to give substituted alkenes. 5445-17-0, formula is C4H7BrO2, Name is Methyl 2-bromopropanoate. Methyl bromide is a precursor in the manufacture of several chemicals and is employed as a soil sterilant, mainly for seed production. Application of C4H7BrO2.

Zhang, Yajun;Jiang, Dandan;Fang, Zheng;Zhu, Ning;Sun, Naixian;He, Wei;Liu, Chengkou;Zhao, Lili;Guo, Kai research published 《 Photomediated core modification of organic photoredox catalysts in radical addition: mechanism and applications》, the research content is summarized as follows. Here, a new kind of core modification for dihydrophenazines, phenoxazines and phenothiazines was developed through this cross-coupling process. Mechanistic studies suggested that the radical species would be more likely to couple with OPC’ radical cations rather than the ground-state OPC. Core modification of OPCs could stabilize the radical ions in an oxidative quenching catalytic cycle. Significantly, core modifications of OPCs could lower the energy of light required for photoexcitation. Compared with their noncore-modified counterparts, all the core-modified dihydrophenazines and phenoxazines exhibited efficient performance in controlling O-ATRP for the synthesis of poly(Me methacrylate) with higher initiator efficiencies under the irradiation of simulated sunlight.

5445-17-0, Methyl 2-bromopropionate, also known as Methyl 2-bromopropionate, is a useful research compound. Its molecular formula is C4H7BrO2 and its molecular weight is 167 g/mol. The purity is usually 95%.
Methyl 2-bromopropionate is used in the synthesis of poly(ADP-Ribose)polymerase inhibitors derived from benzoxazin-3-one. Also used in the synthesis of 5-HT2C antagonists affecting serotonin levels.
Methyl 2-bromopropanoate is a chemical compound that can be synthesized in an asymmetric manner. The reaction of methyl 2-bromopropanoate with hydrochloric acid gives the corresponding carboxylic acid, methyl propanoate, and hydrogen bromide in a 1:1 ratio. It has been shown that methyl 2-bromopropanoate is a potential catalyst for the reduction of chloride to chloride ion via the borohydride reduction method. Methyl 2-bromopropanoate has also been used as a model system for studying halides and copper complexes. Magnetic resonance spectroscopy studies have revealed that this chemical compound has a high redox potential and kinetic properties., Application of C4H7BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary