Category: ruthenium-catalysts

As a common heterocyclic compound, it belong ruthenium-catalysts compound,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,246047-72-3,Molecular formula: C46H65Cl2N2PRu,mainly used in chemical industry, its synthesis route is as follows.,246047-72-3

To a suspension of copper(I) chloride (13 mg, 0.12 mmol) and tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene][benzylidene]ruthenium(IV) dichloride (102 mg; 0.12 mmol) in 2 ml of dichloromethane was added a solution of the appropriate styrene derivative (0.132 mmol) dissolved in 3 ml of dichloromethane. After stirring at 40 C. for 20 min, the reaction solution was concentrated under reduced pressure. The residue was taken up in 20 ml of ethyl acetate and filtered through a Pasteur pipette with silica gel. The filtrate was concentrated again under reduced pressure and the residue was washed with a very small amount of ethyl acetate and cold pentane.

With the synthetic route has been constantly updated, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,belong ruthenium-catalysts compound

Reference£º
Patent; Kadyrov, Renat; Szadkowska, Anna; Grela, Karol; Barbasiewicz, Michal; US2008/275247; (2008); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,as a common compound, the synthetic route is as follows.

A suspension of 1.00 g (1.18 mmol) of [RuCl2(PCy3)(ImH2Mes)(phenylmethylene)] (commercially available from Sigma- Aldrich Inc., St. Louis, USA), 0.13 g (1.30 mmol) of copper chloride and 0.36 g (1.30 mmol) of 2-[((?,Z)-2-propenyl)-phenoxy]-l -pyrrolidine- 1-yl- propan-1-one as a 4:1 mixture ofE/Z-isomers in 75 ml of dichloromethane was stirred for 30 min at 400C. The reaction mixture was evaporated to dryness at 400C/ 10 mbar. The residue was stirred in 60 ml of ethyl acetate for 30 min at room temperature. The dark green suspension was filtered and the filtrate was evaporated to dryness at 40C/10 mbar. The crude title product was purified by silica gel chromatography (dichloromethane/methanol 98:2) to yield 0.52 g (62% yield) of the title compound as a green powder.MS: 709.2 (M+). Anal, calcd. for C35H43Cl2N3O2Ru ? 0.85 CH2Cl2: C, 55.04; H, 5.76; N, 5.37, Cl 16.83. Found: C, 54.52; H, 5.74; N, 5.29, Cl 16.82.

246047-72-3, As the paragraph descriping shows that 246047-72-3 is playing an increasingly important role.

Reference£º
Patent; F. HOFFMANN-LA ROCHE AG; WO2009/124853; (2009); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

15529-49-4, Dichlorotris(triphenylphosphino)ruthenium (II) is a ruthenium-catalysts compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

A 50 ml three-necked flask equipped with a stirring reflux device was charged with 1 mmol of 2-diphenylphosphineaniline,1.5 mmol of m-ethoxybenzyl alcohol, 1 mmol of bis (diphenylphosphinoethane), 1 mmol of RuCl2 (PPh3) 3, 1.5 mmol of sodium hydroxide and 20 ml of benzene at a temperature of 100 C for 24 h under a nitrogen atmosphere,After cooling and filtering, the obtained solid was recrystallized from a mixed solvent of CH 2 Cl 2 and petroleum ether to give product 4 in a yield of 86%.

15529-49-4, As the paragraph descriping shows that 15529-49-4 is playing an increasingly important role.

Reference£º
Patent; Luoyang Normal College; Li Hongmei; Xu Chen; Zu Enpu; Xiao Zhiqiang; Han Xin; (12 pag.)CN104804048; (2017); B;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belong ruthenium-catalysts compound,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,246047-72-3,Molecular formula: C46H65Cl2N2PRu,mainly used in chemical industry, its synthesis route is as follows.,246047-72-3

To a 40 mL scintillation vial equipped with a magnetic stir bar were added C848 (0.500 g, 0.589 mmol),^-toluenesulfonyl chloride (0.056 g, 0.30 mmol), dimethyl sulfoxide (0.230 g, 2.94 mmol), and dichloromethane (4 mL). The reaction was stirred at ambient temperature for one hour then filtered through a plug of celite and combined with diethyl ether (30 mL). The resulting purple precipitate was isolated by filtration, washed with diethyl ether (2 x 10 mL) then dried in vacuum to afford C647m as a purple crystalline solid (0.269 g, 70.7% yield). The X-ray structure of C647m is shown in Figure 2. MR (400 MHz, CeDe) delta 16.03 (s, 1H), 8.15 (d, J = 25.0 Hz, 2H), 7.21 (t, J = 7.3 Hz, 1H), 7.00 (t, J= 7.8 Hz, 2H), 6.84 (s, 1H), 6.75 (s, 1H), 6.65 (s, 1H), 6.17 (s, 1H), 3.33 – 3.00 (m, 4H), 2.87 (s, 3H), 2.67 (s, 3H), 2.61 (s, 3H), 2.22 (s, 3H), 2.14 (s, 3H), 2.07 (s, 3H), 2.04 (s, 3H), 1.98 (s, 3H).

With the synthetic route has been constantly updated, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,belong ruthenium-catalysts compound

Reference£º
Patent; MATERIA, INC.; JOHNS, Adam, M.; (112 pag.)WO2018/38928; (2018); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belong ruthenium-catalysts compound,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,246047-72-3,Molecular formula: C46H65Cl2N2PRu,mainly used in chemical industry, its synthesis route is as follows.,246047-72-3

Grubbs second generation catalyst (100 mg, 0.117 mmol), 2-[(2,6-dimethylphenylimino)methyl]phenol (pKa: 8.85+/-0.30) (0.117 mmol), silver (I) carbonate (16.27 mg, 0.058 mmol), and THF (2 ml) were reacted at room temperature during 2 h. The solvent was evaporated and crude reaction product purified on a chromatography column to give an orange-brown complex. Yield 22%.

With the synthetic route has been constantly updated, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,belong ruthenium-catalysts compound

Reference£º
Patent; Telene S.A.S.; US2011/137043; (2011); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belong ruthenium-catalysts compound,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,246047-72-3,Molecular formula: C46H65Cl2N2PRu,mainly used in chemical industry, its synthesis route is as follows.,246047-72-3

Grubbs second generation catalyst (100 mg, 0.117 mmol), 2-[(2,6-dimethylphenylimino)methyl]phenol (pKa: 8.85+/- 0.30) (0.117 mmol), silver (I) carbonate (16.27 mg, 0.058 mmol), and THF (2 ml) were reacted at room temperature during 2 h. The solvent was evaporated and crude reaction product purified on a chromatography column to give an orange-brown complex. Yield 22%.

With the synthetic route has been constantly updated, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,belong ruthenium-catalysts compound

Reference£º
Patent; Telene SAS; EP2151446; (2010); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,as a common compound, the synthetic route is as follows.

A suspension of 1.00 g (1.19 mmol) of [RuCl2(PCy3)(ImH2Mes)(phenylmethylene)] (commercially available from Sigma- Aldrich Inc., St. Louis, USA), 0.15 g (1.47 mmol) of copper chloride and 0.30 g (1.47 mmol) of 2-[((?,Z)-2-propenyl)-phenoxy]-propionarnide as a 3.5:1 mixture of E/Z-isomers in 75 ml of dichloromethane was stirred for 30 min at 400C. The reaction mixture was evaporated to dryness at 40C/10 mbar. The crude title product was dissolved in 100 ml of ethyl acetate and the formed suspension filtered. The filtrate was evaporated to dryness at 40 C/10 mbar. The crude title product was purified by repeated digestion with pentane / THF to yield 0.41 g (53%) of the title compound as a green solid.MS: 655.1 (M+). Anal, calcd. for C3IH37Cl2N3O2Ru: C, 56.79; H, 5.69; N, 6.41; Cl, 10.81. Found: C, 56.23; H, 5.59; N, 6.16; Cl, 10.84.Crystals of the title compound suitable for X-ray crystal structure analysis were grown by vapor diffusion of pentane into a solution of 10 mg of [RuCl2(=CH(o-OCH(Me)CONH2) Ph)(ImH2MeS)] in 0.5 ml of tetrahydrofuran at room temperature.Fig. 3 shows a labeled view of the complex of formula E.

246047-72-3, The synthetic route of 246047-72-3 has been constantly updated, and we look forward to future research findings.

Reference£º
Patent; F. HOFFMANN-LA ROCHE AG; WO2009/124853; (2009); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

246047-72-3, (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium is a ruthenium-catalysts compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

246047-72-3, General procedure: To a Schlenk flask charged with Grubbs? catalyst 2 (0.42 g,0.50 mmol) and CuCl (0.05 g, 0.50 mmol), compound 14 (or 15, 16)(0.6 mmol) in 10 mL dry dichloromethane was added at room temperature under N2. The resulting mixture was stirred for 40 min at 40 C. After being cooled to room temperature, the reaction mixturewas filtered and the clear filtrate was collected. The solvent from the filtrate was evaporated under vacuum to give a residue. The residue was purified by silica gel chromatography (CH2Cl2:ethyl acetate 2:1 or pentanes: ethyl acetate 3:2 or 1:1) to givethe desired product as a green crystalline solid.

The synthetic route of 246047-72-3 has been constantly updated, and we look forward to future research findings.

Reference£º
Article; Zhang, Yiran; Shao, Mingbo; Zhang, Huizhu; Li, Yuqing; Liu, Dongyu; Cheng, Yu; Liu, Guiyan; Wang, Jianhui; Journal of Organometallic Chemistry; vol. 756; (2014); p. 1 – 9;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

15529-49-4, Dichlorotris(triphenylphosphino)ruthenium (II) is a ruthenium-catalysts compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

(PPh3)3RuCI2 (1 eq., 0.575 g, 0.6 mmol) and 1-(4-fluorophenyl)-1-phenylprop-2-yn-1-ol (compound 16A, 1.5 eq., 0.20 g, 0.9 mmol) were added in 4 ml HCI/dioxane solution (0.15 mol/l). The solution was heated to 90C for 3 hour, after which the solvent was removed under vacuum. Hexane (20 ml) was added to the flask and the solid was ultrasonically removed from the wall. The resulting suspension was filtered and washed two times using hexane (5 ml). The remaining solvent was evaporated affording a red-brown powder; 0.49 g (Yield: 90%). The product was characterized by NMR spectra 31P.31P NMR (121.49 MHz, CDCI3): 628.26.

15529-49-4, The synthetic route of 15529-49-4 has been constantly updated, and we look forward to future research findings.

Reference£º
Patent; GUANG MING INNOVATION COMPANY (WUHAN); W.C. VERPOORT, Francis; YU, Baoyi; WO2014/108071; (2014); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.15529-49-4,Dichlorotris(triphenylphosphino)ruthenium (II),as a common compound, the synthetic route is as follows.

General procedure: To a round-bottomed flask with a stir bar was placed with [Ru(PPh3)3Cl2] (868 mg, 2.0 mmol) under the nitrogen. Pre-dried THF(10 mL) was added and the resulting mixture was stirred at room temperature. Then salen-enH2 (536 mg, 2.0 mmol) and a little excess of Et3N (252 mg, 2.5 mmol) in THF (5 mL) were added. The reaction mixture was stirred at room temperature overnight. After removal of solvents, CH2Cl2 (15 mL) was added and the solution was filtered through cilite. The filtrate was concentrated and the residue was washed with Et2O (5mL 2) and hexane (5 mL 2) to give the desired product. Recrystallization from CH2Cl2/Et2O (1:2) afforded green block-shaped crystals of [RuCl(PPh3)(salen)] (3) suitable for X-ray diffraction in three days. Yield: 1011 mg, 76% (based on Ru).

15529-49-4, 15529-49-4 Dichlorotris(triphenylphosphino)ruthenium (II) 11007548, aruthenium-catalysts compound, is more and more widely used in various fields.

Reference£º
Article; Tang, Li-Hua; Wu, Fule; Lin, Hui; Jia, Ai-Quan; Zhang, Qian-Feng; Inorganica Chimica Acta; vol. 477; (2018); p. 212 – 218;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI