Category: 623-00-7

Kammer, Lisa Marie; Badir, Shorouk O.; Hu, Ren-Ming; Molander, Gary A. published their research in Chemical Science in 2021. The article was titled 《Photoactive electron donor-acceptor complex platform for Ni-mediated C(sp3)-C(sp2) bond formation》.HPLC of Formula: 623-00-7 The article contains the following contents:

A dual photochem./nickel-mediated decarboxylative strategy for the assembly of C(sp3)-C(sp2) linkages was disclosed. Under light irradiation at 390 nm, com. available and inexpensive Hantzsch ester (HE) functions as a potent organic photoreductant to deliver catalytically active Ni(0) species through single-electron transfer (SET) manifolds. As part of its dual role, the Hantzsch ester effects a decarboxylative-based radical generation through electron donor-acceptor (EDA) complex activation. This homogeneous, net-reductive platform bypasses the need for exogenous photocatalysts, stoichiometric metal reductants, and additives. Under this cross-electrophile paradigm, the coupling of diverse C(sp3)-centered radical architectures (including primary, secondary, stabilized benzylic, α-oxy, and α-amino systems) with (hetero)aryl bromides was accomplished. The protocol proceeded under mild reaction conditions in the presence of sensitive functional groups and pharmaceutically relevant cores. In addition to this study using 4-Bromobenzonitrile, there are many other studies that have used 4-Bromobenzonitrile(cas: 623-00-7HPLC of Formula: 623-00-7) was used in this study.

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,HPLC of Formula: 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

Polites, Viktor C.; Badir, Shorouk O.; Keess, Sebastian; Jolit, Anais; Molander, Gary A. published their research in Organic Letters in 2021. The article was titled 《Nickel-Catalyzed Decarboxylative Cross-Coupling of Bicyclo[1.1.1]pentyl Radicals Enabled by Electron Donor-Acceptor Complex Photoactivation》.Related Products of 623-00-7 The article contains the following contents:

The synthesis and Ni-catalyzed functionalization of BCP redox-active esters with (hetero)aryl bromides via the action of a photoactive electron donor-acceptor complex were reported. The experimental part of the paper was very detailed, including the reaction process of 4-Bromobenzonitrile(cas: 623-00-7Related Products of 623-00-7)

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,Related Products of 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

In 2019,Nature Communications included an article by Cheng, Xiaokai; Lu, Huangzhe; Lu, Zhan. Name: 4-Bromobenzonitrile. The article was titled 《Enantioselective benzylic C-H arylation via photoredox and nickel dual catalysis》. The information in the text is summarized as follows:

Here, an enantioselective benzylic C(sp3)-H bond arylation via photoredox/nickel dual catalysis was reported. Sterically hindered chiral biimidazoline ligands were designed for this asym. cross-coupling reaction. Readily available alkyl benzenes and aryl bromides with various functional groups tolerance could be easily and directly transferred to useful chiral 1,1-diaryl alkanes I [R = Me, Et, Bn, etc.; Ar1 = Ph, 4-MeOC6H4, 4-FC6H4, 4-iBuC6H4, 2-naphthyl; Ar2 = 4-FC6H4, 3-CNC6H4, benzofuran-5-yl, etc.] including pharmaceutical intermediates and bioactive mols. This reaction proceeded smoothly under mild conditions without the use of external redox reagents. In addition to this study using 4-Bromobenzonitrile, there are many other studies that have used 4-Bromobenzonitrile(cas: 623-00-7Name: 4-Bromobenzonitrile) was used in this study.

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,Name: 4-Bromobenzonitrile It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

《Total scattering reveals the hidden stacking disorder in a 2D covalent organic framework》 was published in Chemical Science in 2020. These research results belong to Puetz, Alexander M.; Terban, Maxwell W.; Bette, Sebastian; Haase, Frederik; Dinnebier, Robert E.; Lotsch, Bettina V.. HPLC of Formula: 623-00-7 The article mentions the following:

Interactions between extended π-systems are often invoked as the main driving force for stacking and crystallization of 2D organic polymers. In covalent organic frameworks (COFs), the stacking strongly influences properties such as the accessibility of functional sites, pore geometry, and surface states, but the exact nature of the interlayer interactions is mostly elusive. The stacking mode is often identified as eclipsed based on observed high symmetry diffraction patterns. However, as pointed out by various studies, the energetics of eclipsed stacking are not favorable and offset stacking is preferred. This work presents lower and higher apparent symmetry modifications of the imine-linked TTI-COF prepared through high- and low-temperature reactions. Through local structure investigation by pair distribution function anal. and simulations of stacking disorder, we observe random local layer offsets in the low temperature modification. We show that while stacking disorder can be easily overlooked due to the apparent crystallog. symmetry of these materials, total scattering methods can help clarify this information and suggest that defective local structures could be much more prevalent in COFs than previously thought. A detailed anal. of the local structure helps to improve the search for and design of highly porous tailor-made materials. The results came from multiple reactions, including the reaction of 4-Bromobenzonitrile(cas: 623-00-7HPLC of Formula: 623-00-7)

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,HPLC of Formula: 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

《A facile synthesis of mesoporous graphitic carbon nitride supported palladium nanoparticles as highly effective and reusable catalysts for Stille coupling reactions under mild conditions》 was written by Kalay, Erbay; Cetin, Sultan; Kolemen, Safacan; Metin, Onder. Related Products of 623-00-7 And the article was included in New Journal of Chemistry in 2020. The article conveys some information:

The development of a Stille coupling protocol that is operable under moderate conditions without using a base is highly required for the synthetic organic chem. community, which requires an efficient nanocatalyst. In this respect, addressed herein is a facile one-pot synthesis of mesoporous graphitic carbon nitride (mpg-CN) supported Pd NPs, denoted as mpg-CN/Pd hereafter, and investigation of their catalytic activity in Stille cross-coupling reactions for the first time. It has been demonstrated that mpg-CN nanosheets can serve as not only a support material but also a stabilizer for the generation of 4.5 nm Pd NPs. The ecofriendly generated heterogeneous nanocatalyst was characterized by TEM, XRD, XPS, BET surface area and ICP-MS anal. The mpg-CN/Pd nanocatalysts showed high activity in the Stille coupling reaction of a variety of electron-deficient and electron-rich aryl iodides/bromides and two different organostannanes with a wide substrate scope to afford the corresponding biaryls without using any bases and addnl. ligands under relatively mild conditions. The catalyst can be easily recovered from the reaction medium by centrifugation. It can be reused at least 5 times without any loss of activity. After reading the article, we found that the author used 4-Bromobenzonitrile(cas: 623-00-7Related Products of 623-00-7)

4-Bromobenzonitrile(cas: 623-00-7) has been used in the synthesis of 4-iodobenzonitrile via photo-induced aromatic Finkelstein iodination reaction.Related Products of 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

In 2019,Carbohydrate Polymers included an article by Kandathil, Vishal; Kempasiddaiah, Manjunatha; B. S., Sasidhar; Patil, Siddappa A.. Related Products of 623-00-7. The article was titled 《From agriculture residue to catalyst support; A green and sustainable cellulose-based dip catalyst for C-C coupling and direct arylation》. The information in the text is summarized as follows:

In this work, a dip catalyst made of cellulose, isolated from agriculture residue (sugarcane bagasse), in which biogenically synthesized palladium nanoparticles were dispersed. The prepared dip catalyst was characterized by FESEM, EDS, XRD, ATR-IR, TGA, TEM, XPS and ICP-OES anal. Also, the activity of the dip catalyst was studied in the Suzuki-Miyaura cross-coupling between aryl halides and arylboronic acids to get biaryls and was found to gave excellent conversion with 15 recycles. Further, the activity of dip catalyst in C5-arylation of 2-substituted thiophenes was evaluated for which promising yields of aryl-thiphenyls I [R = 4-Me, 4-OMe, 4-CN, etc.; R1 = C(O)H, C(O)Me] were obtained. In the experiment, the researchers used 4-Bromobenzonitrile(cas: 623-00-7Related Products of 623-00-7)

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,Related Products of 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

The author of 《Bis-salophen palladium complex immobilized on Fe3O4@SiO2 nanoparticles as a highly active and durable phosphine-free catalyst for Heck and copper-free Sonogashira coupling reactions》 were Sardarian, Ali Reza; Kazemnejadi, Milad; Esmaeilpour, Mohsen. And the article was published in Dalton Transactions in 2019. Related Products of 623-00-7 The author mentioned the following in the article:

New Fe3O4@SiO2 core-shell superparamagnetic nanoparticles functionalized by a bis-salophen Schiff base Pd complex were synthesized and employed as an efficient magnetic nanocatalyst in the Heck and Sonogashira cross coupling reactions. The synthesized nanostructures were characterized by FTIR spectroscopy (FTIR), XRD, dynamic light scattering (DLS), energy dispersive X-ray anal. (EDX), XPS, elemental anal. (CHN), cyclic voltammetry (CV), Brunauer-Emmett-Teller anal. (BET), and UV-visible spectroscopy. The morphol. and size of the nanoparticles were studied by FE-SEM and TEM analyses. The magnetic properties of the catalyst were studied by VSM anal. The loading content and leaching amounts of Pd on the catalyst were measured by inductively coupled plasma (ICP) anal. The thermal behavior of this magnetic heterogeneous catalyst was studied using a TGA instrument. This heterogeneous catalytic system showed a good performance in the coupling of aryl halides with alkynes (Sonogashira reaction) as well as aryl halides with alkene derivatives (Heck reaction). High to excellent yields were achieved for these C-C coupling reactions. The catalyst can be simply separated from the reaction media by an external magnet and reused for 8 consecutive runs without any significant loss of activity. The kinetics of the reactions were studied. After reading the article, we found that the author used 4-Bromobenzonitrile(cas: 623-00-7Related Products of 623-00-7)

4-Bromobenzonitrile(cas: 623-00-7) has been used in the synthesis of 4-iodobenzonitrile via photo-induced aromatic Finkelstein iodination reaction.Related Products of 623-00-7 It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

The author of 《Pd(II)-immobilized on a nanoporous triazine-based covalent imine framework for facile cyanation of haloarenes with K4Fe(CN)6》 were Puthiaraj, Pillaiyar; Yu, Kwangsun; Shim, Sang Eun; Ahn, Wha-Seung. And the article was published in Molecular Catalysis in 2019. COA of Formula: C7H4BrN The author mentioned the following in the article:

A porous covalent organic framework incorporated with both imine and triazine functionalities (TPA-TCIF) was synthesized by Schiff-base condensation of 2,4,6-tris(4-aminophenyl)triazine and tris(4-formylphenyl)amine under the solvothermal condition of a 1-butanol:1,2-dichlorobenzene mixture The resulting TPA-TCIF was a highly ordered crystalline network with surface area of 2938 m2 g-1, which was among the highest reported imine-based porous covalent organic frameworks. TPA-TCIF was also stable in water and other organic solvents. Pd(II) was immobilized into TPA-TCIF network and the resultant Pd/TPA-TCIF was tested as a catalyst for the additive-free cyanation of haloarenes with non-toxic K4[Fe(CN)6]. The catalyst showed excellent catalytic activity, and both electron-donating / -withdrawing groups attached to the para- and meta-positions of bromoarenes produced the resp. nitriles with good to excellent yields. The catalyst could be reused up to five times without noticeable loss of activity or catalyst poisoning by cyanide ions during the reaction. In the experiment, the researchers used many compounds, for example, 4-Bromobenzonitrile(cas: 623-00-7COA of Formula: C7H4BrN)

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,COA of Formula: C7H4BrN It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

《Well-Defined Palladium N-Heterocyclic Carbene Complexes: Direct C-H Bond Arylation of Heteroarenes》 was written by Kumar, Anuj; Kumar, Manoj; Verma, Akhilesh K.. Application In Synthesis of 4-Bromobenzonitrile And the article was included in Journal of Organic Chemistry in 2020. The article conveys some information:

A series of palladium N-heterocyclic carbene (NHC) complexes of type trans-{(NHC)PdCl2L} (L = C5H5N, 3-ClC5H4N, and PPh3) have been developed as efficient precatalysts for direct C-H bond arylation of various heteroarenes. In particular, an in situ generated new NHC ligand derived from {1,3-bis(2,6-diethylphenyl)acenaphtho[1,2-d]imidazolium} chloride is used for the stabilization of the palladium metal center. Among the screened palladium precatalysts, the most active PEPPSI themed complex was successfully employed toward direct C-H bond arylation of various heteroarenes and aryl bromides. A range of functional groups on aryl bromides as well as on heteroarenes sustained throughout the standard reaction conditions for easy access of various arylated heterocyclic compounds Significantly, the utility of the protocol was demonstrated by the effective synthesis of a precursor of raloxifene, a selective estrogen receptor modulator.4-Bromobenzonitrile(cas: 623-00-7Application In Synthesis of 4-Bromobenzonitrile) was used in this study.

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,Application In Synthesis of 4-Bromobenzonitrile It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts

The author of 《Visible light driven, nickel-catalyzed aryl esterification using a triplet photosensitiser thioxanthen-9-one》 were Zhu, Da-Liang; Li, Hong-Xi; Xu, Ze-Ming; Li, Hai-Yan; Young, David J.; Lang, Jian-Ping. And the article was published in Organic Chemistry Frontiers in 2019. Application In Synthesis of 4-Bromobenzonitrile The author mentioned the following in the article:

An approach to the visible light-initiated, nickel-catalyzed esterification of carboxylic acids RC(O)OH (R = Me, Ph, 2H-1,3-benzodioxol-5-yl, adamantan-1-yl, etc.) with aryl bromides ArBr (Ar = Ph, 3-cyano-4-fluorophenyl, 6-(trifluoromethyl)pyridin-2-yl, etc) have been reported. Thioxanthen-9-one works as a triplet photosensitizer to significantly accelerate this cross-coupling to provide aryl esters ArOC(O)R in moderate to excellent yields at room temperature A mechanistic investigation indicates that this esterification undergoes the stepwise oxidative addition of an 4-bromobenzonitrile to nickel, transmetalation of an aryl-Ni(II) bromide complex I, energy transfer from thioxanthen-9-one to an excited-state aryl-Ni(II) carboxylate and reductive elimination to the 4-cyanophenyl acetate. This study contributes to the utilization of ketones as triplet photosensitizers in photochem. transformations. The results came from multiple reactions, including the reaction of 4-Bromobenzonitrile(cas: 623-00-7Application In Synthesis of 4-Bromobenzonitrile)

4-Bromobenzonitrile(cas: 623-00-7) is classified as organic nitriles, which are commonly use solvents and are reacted further for various applications such as manufacture of polymers and intermediates for pharmaceuticals and other organic chemicals,Application In Synthesis of 4-Bromobenzonitrile It can also be used as an aryl halide test compound in developing greener reaction conditions for Suzuki cross-coupling between aryl halides and phenyl boronic acid.

Referemce:
Nitrile – Wikipedia,
Nitriles – Chemistry LibreTexts