copper related catalyst

Name is 5,10,15,20-Tetraphenyl-21H,23H-porphine copper(II), as a common heterocyclic compound, it belongs to copper-catalyst compound, and cas is 14172-91-9, its synthesis route is as follows.

Cu(II)TPP (3) (0.7 g, 1.0 mmol)was dissolved in chloroform (700 mL) and acetic acid (15 mL) was added. Cu(NO3)2¡¤3H2O (0.63 g,2.6 mmol) was dissolved in acetic anhydride (70 mL) and added to the reaction mixture. The mixturewas heated to 35 C and let to stir for 5 h. The reaction mixture was washed with water(3 ¡Á 700 mL), saturated K2CO3 solution (2 ¡Á 700 mL) and again with water (2 ¡Á 700 mL), dried overanhydrous Na2SO4 and solvents removed by azeotropic evaporation with methanol. The residue waspurified by column chromatography using CH2Cl2:pentane 1:1 as eluent resulting in Cu(II)TPPNO2(4) as a dark purple solid (0.65 g, 0.89 mmol, 89%)

14172-91-9, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,14172-91-9 ,5,10,15,20-Tetraphenyl-21H,23H-porphine copper(II), other downstream synthetic routes, hurry up and to see

Reference£º
Article; Blom, Magnus; Norrehed, Sara; Andersson, Claes-Henrik; Huang, Hao; Light, Mark E.; Bergquist, Jonas; Grennberg, Helena; Gogoll, Adolf; Molecules; vol. 21; 1; (2016);,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

As a common heterocyclic compound, it belongs to copper-catalyst compound, name is Copper(I) bromide, and cas is 7787-70-4, its synthesis route is as follows.

CuBr2 (12.5 mg, 0.056 mmol) dissolved in 14 mL absolute ethyl alcohol was slowly dropwise added into a dichloromethane solution(10 mL) containing 20.2 mg (0.05 mmol) of deebq at ambient temperature. The mixture was stirred for 1 min to give a dark red-brown solution. Then, four droplets of hydrobromic acid together with five droplets of hydrogen dioxide were in turn added to it. After stirring for another 1 min, the mixture was abruptly transformed into pale red-brown and allowed standing 24 h. The achieved crystal was collected by filtration, washed with EtOH and dried in vacuum. Yield: 92%. Anal. Calc. for C48H40N4O8Cu2-Br4: C, 46.21; H, 3.23; N, 4.49. Found: C, 46.14; H, 3.04; N, 4.17% .IR (KBr pellet, cm-1): 3067(w) for the nuC-H of the quinolyl ring; 2981(m), 2933(w), 2902(w), 2872(w) for the nuC-H of -CH3 and -CH2; 1729(s) for the nuC=O of the -COOCH2CH3; 1589 (m),1512 (m), 1459 (m) for the nuC=C and mC=N of the quinolyl ring;1265(s), 1209(s), 1102(m) for the nuC-O-C of the -COOCH2CH3.

7787-70-4, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,7787-70-4 ,Copper(I) bromide, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Yang, Hao; Sun, Xiao-Mei; Ren, Xiao-Ming; Polyhedron; vol. 83; (2014); p. 24 – 29;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

34946-82-2, In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. Copper(II) trifluoromethanesulfonate, cas is 34946-82-2,the copper-catalyst compound, it is a common compound, a new synthetic route is introduced below.

General procedure: The solution of CuX2 salt (0.5 mmol, 120.8 mg of Cu(NO3)23H2Ofor 3a/b and 180.8 mg of Cu(CF3SO3)2 for 4) in 5.0 mL of ethanol (3aand 4) or methanol (3b) was mixed with the solution of anequimolar amount of 1,7-phen (90.1 mg) in 5.0 mL of ethanol (3aand 4) or methanol (3b). After addition of 1,7-phen, a solutionchanged color from blue to green, and no formation of metalliccopper was observed. The reaction mixture was stirred at roomtemperature for 3-4 h and then left at room temperature to slowlyevaporate. Crystals of compounds 3a/b were obtained from themother solution, while those of compound 4 were obtained after recrystallization of the solid product formed from the reactionmixture in 15.0 mL of acetonitrile. These crystals were filtered offand dried at ambient temperature. Yield (calculated on the basisof 1,7-phen): 65.7 mg (54%) for 3a, 74.2 mg (61%) for 3b and94.1 mg (57%) for 4.

Chemical properties determine the actual use. Each compound has specific chemical properties and uses. We look forward to more synthetic routes in the future to expand reaction routes of Copper(II) trifluoromethanesulfonate, 34946-82-2

Reference£º
Article; Stevanovi?, Nevena Lj.; Andrejevi?, Tina P.; Crochet, Aurelien; Ilic-Tomic, Tatjana; Dra?kovi?, Nenad S.; Nikodinovic-Runic, Jasmina; Fromm, Katharina M.; Djuran, Milo? I.; Gli?i?, Biljana ?.; Polyhedron; vol. 173; (2019);,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

As a common heterocyclic compound, it belongs to copper-catalyst compound, name is Copper(I) bromide, and cas is 7787-70-4, its synthesis route is as follows.

An acetonitrile (10mL) solution of CuBr (0.019g, 0.132mmol) was added dropwise to a well stirred solution of 1 (0.028g, 0.066mmol) in dichloromethane (10mL) at room temperature. The reaction mixture was stirred for 4h, all the solvent was evaporated under vacuum and the residue obtained was washed with 2¡Á5mL of petroleum ether to afford an analytically pure yellow solid. Yield: 85% (0.04g). Mp: >270C. Anal. Calcd. for C20H30N4Br2Cu2O2P2¡¤CH3CN: C, 35.31; H, 4.44; N, 9.36%. Found: C, 34.72; H, 4.02; N, 9.81%.

7787-70-4, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,7787-70-4 ,Copper(I) bromide, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Ananthnag, Guddekoppa S.; Mague, Joel T.; Balakrishna, Maravanji S.; Journal of Organometallic Chemistry; vol. 779; (2015); p. 45 – 54;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

It is a common heterocyclic compound, the copper-catalyst compound, Copper(II) acetate hydrate, cas is 6046-93-1 its synthesis route is as follows.

Bis(8-quinolinolato)copper(II) was synthesized as follows. In a typical synthesis, 1.45 g (10 mmol) of 8-quinolinol ligand was dissolved in 20 ml THF, followed by the dropwise addition of a solution of 1.0 g (5 mmol) Cu(CH3COO)2*H2O in 10ml THF at reflux temperature. The resultant solution was stirred and refluxed for 2 h. After cooling, the solid product was separated by filtration and denoted as CuQ2.

6046-93-1, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,6046-93-1 ,Copper(II) acetate hydrate, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Hu, Jing; Zou, Yongcun; Liu, Jing; Sun, Jian; Yang, Xiaoyuan; Kan, Qiubin; Guan, Jingqi; Research on Chemical Intermediates; vol. 41; 8; (2015); p. 5703 – 5712;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Name is Copper(II) trifluoromethanesulfonate, as a common heterocyclic compound, it belongs to copper-catalyst compound, and cas is 34946-82-2, its synthesis route is as follows.

In a 20 mL vial with heating, anhydrous copper(II) trifluoromethanesulfonate(221 mg, 0.61 mmol) was dissolved in 15 mL of90% EtOH. After cooling to room temperature, HL1 (200 mg,0.61 mmol) was added to the pale blue solution, which became bluegreen.The mixture was heated to boiling to ensure all reactants weredissolved, and then cooled to room temperature, at which point thesolution was green-blue and contained a teal precipitate. The precipitatewas isolated via gravity filtration as a bright teal powder (256 mg, 71%). HR-MS (ESI, MeOH) m/z: [L1Cu]+ Calcd. for[CuC20H12N3O2]+ 389.0226; found 388.9763; m/z [L1CuII(EtOH)]+Calcd. for [CuC32H18N3O3]+ 435.0644; found 435.0132 (Fig. S4). Anal.Calc. for CuC21H14N3O6SF3: C, 45.29; H, 2.53; N, 7.54. Found: C, 45.06;H, 2.74; N, 8.09. X-ray quality crystals in the form of teal blocks weregrown upon slow diffusion of anhydrous THF into a concentrated solutionof the compound in EtOH at room temperature.

34946-82-2, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,34946-82-2 ,Copper(II) trifluoromethanesulfonate, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Elwell, Courtney E.; Neisen, Benjamin D.; Tolman, William B.; Inorganica Chimica Acta; vol. 485; (2019); p. 131 – 139;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

As a common heterocyclic compound, it belongs to copper-catalyst compound, name is Copper(I) bromide, and cas is 7787-70-4, its synthesis route is as follows.

General procedure: [CuBr(CNR)3] (1-4). Any one of the isocyanides CNR (R=Xyl, 2-Cl-6-MeC6H3, 2-Naphtyl, Cy) (3.1mmol) was added to a suspension of CuBr (143mg, 1.0mmol) in chloroform (5mL) and the reaction mixture was stirred at RT for 1h. The solvent was removed in vacuo and the product was recrystallized by slow concentration of a CH2Cl2/hexane solution at RT to give colorless (1, 2, and 4) or orange (3) crystalline solid.

7787-70-4, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,7787-70-4 ,Copper(I) bromide, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Melekhova, Anna A.; Novikov, Alexander S.; Luzyanin, Konstantin V.; Bokach, Nadezhda A.; Starova, Galina L.; Gurzhiy, Vladislav V.; Kukushkin, Vadim Yu.; Inorganica Chimica Acta; vol. 434; (2015); p. 31 – 36;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

7787-70-4, In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. Copper(I) bromide, cas is 7787-70-4,the copper-catalyst compound, it is a common compound, a new synthetic route is introduced below.

General procedure: The complexes were prepared according to the following method [14]: 1mmol of copper(I) bromide or copper(I) chloride is stirred in methanol until complete dissolution. Then, 2.1 mmol of the corresponding phosphine ligand was added. The mixture was stirred at 60C for 30min. under nitrogen atmosphere. A microcrystalline precipitate was obtained by concentration of the solution at reduced pressure. The solid product was dissolved in a dichloromethane/methanol mixture and the solution was gradually cooled to 4C to give an air stable and colorless crystalline solid suitable for X-ray single-crystal diffraction studies.

The chemical industry reduces the impact on the environment during synthesis,7787-70-4,Copper(I) bromide,I believe this compound will play a more active role in future production and life.

Reference£º
Article; Espinoza, Sully; Arce, Pablo; San-Martn, Enrique; Lemus, Luis; Costamagna, Juan; Faras, Liliana; Rossi, Miriam; Caruso, Francesco; Guerrero, Juan; Polyhedron; vol. 85; (2015); p. 405 – 411;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

7787-70-4, In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. Copper(I) bromide, cas is 7787-70-4,the copper-catalyst compound, it is a common compound, a new synthetic route is introduced below.

A mixture of 2 (55mg, 0.13mmol) and Ag2O (18.5mg, 0.08mmol) in a 5mL flask was flashed with nitrogen. Anhydrous acetonitrile (1.5mL) was added and the resulting mixture was heated at 65C for 20h. CuBr2 (29.5mg, 0.13 3mmol) and K2CO3 (18.3mg, 0.13mmol) was added to the above solution. After stirring for another 20h, the mixture was filtered through Celite. The filtrate was concentrated and the residue was re-precipitated from acetonitrile/ether to give dark purple solids (240mg, 70%). IR (CHCl3) upsilon(C=O) 1595cm-1. UV-Vis (MeOH) lambdamax (epsilon): 219 (1.0¡Á104), 250 (5.2¡Á103), 340 (sh, 1.3¡Á103), 381 (sh, 5.4¡Á102) and 640 (79) nm; mueff=1.71 muB (295K); HRMS (ESI): m/z 396.1088 [M-Br]+, calcd. 396.1017.

The chemical industry reduces the impact on the environment during synthesis,7787-70-4,Copper(I) bromide,I believe this compound will play a more active role in future production and life.

Reference£º
Article; Aaron Lin, Shih-Chieh; Liu, Yi-Hung; Peng, Shie-Ming; Liu, Shiuh-Tzung; Journal of Organometallic Chemistry; vol. 859; (2018); p. 52 – 57;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Copper(II) trifluoromethanesulfonate, cas is 34946-82-2, it is a common heterocyclic compound, the copper-catalyst compound, its synthesis route is as follows.

General procedure: To a light blue aqueous solution (4 mL) of Him(5.5 mg, 0.081 mmol) and Cu(BF4)26H2O (28 mg, 0.081 mmol)was added methanol solution (4 mL) of pz3CH (17 mg,0.079 mmol), and then 5v/v% TEA methanol solution (0.5 mL).The mixed solution was gently warmed for 1 h. After standing fora few days, a mixture of dark green crystals (a major product)and a light blue precipitate (a minor product) was formed. The darkgreen crystals were carefully separated from the mixture under amicroscope.

34946-82-2, In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles.,34946-82-2 ,Copper(II) trifluoromethanesulfonate, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Kogane, Tamizo; Ondo, Akihiro; Yamasaki, Masaru; Kanetomo, Takuya; Ishida, Takayuki; Polyhedron; vol. 136; (2017); p. 64 – 69;,
Copper catalysis in organic synthesis – NCBI
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”