Day: November 5, 2020

Name is Dichlorotris(triphenylphosphino)ruthenium (II), as a common heterocyclic compound, it belongs to ruthenium-catalysts compound, and cas is 15529-49-4, its synthesis route is as follows.,15529-49-4

General procedure: 1c (154 mg, 519 lmol) and [RuCl2(PPh3)3] (498 mg,519 lmol) were dissolved in CHCl3 (3 mL). The orange solutionwas stirred for 10 min at room temperature and then filteredthrough Celite. After four days, orange crystals, suitable for single-crystal X-ray diffraction, were obtained by vapor diffusion ofEt2O into the filtrate. The supernatant was decanted, the solidwas washed with Et2O (2 mL) and dried in vacuo. Yield: 312 mg(343 lmol, 66%).

With the complex challenges of chemical substances, we look forward to future research findings about Dichlorotris(triphenylphosphino)ruthenium (II)

Reference£º
Article; Gericke, Robert; Wagler, Joerg; Polyhedron; vol. 125; (2017); p. 57 – 67;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

246047-72-3, 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. (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, cas is 246047-72-3,the ruthenium-catalysts compound, it is a common compound, a new synthetic route is introduced below.

After a 50 mL two-necked flask was purged with argon, the ligand 3bj (10 mmol), CuCl (30 mmol, 3 eq) and 30 mL of dry DCM were successively added and the mixture was purged three times with argon to protect the closed system with an argon balloon. Ruthenium complex 1b (12 mmol) was added under argon atmosphere, and the reaction was carried out at room temperature for 0.5 hour. After the reaction was over, silica gel was added to the filtrate to prepare a sand product. The crude product was obtained by silica gel column chromatography and then washed with methanol or pentane-DCM to obtain a green solid product 4bj. Yield: 64%.

The chemical industry reduces the impact on the environment during synthesis,246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,I believe this compound will play a more active role in future production and life.

Reference£º
Patent; Zannan Science And Technology (Shanghai) Co., Ltd.; Zhan Zhengyun; (102 pag.)CN104262403; (2017); B;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

50982-12-2, 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. Dichloro(cycloocta-1,5-diene)ruthenium(II), cas is 50982-12-2,the ruthenium-catalysts compound, it is a common compound, a new synthetic route is introduced below.

General procedure: The following common procedure was followed for the synthesesof complexes 1-5: A mixture of the ligand (0.36 mmol) and Ru(1,5-cod)Cl2(0.36 mmol) was dissolved in dry ethanol (10 ml) and the resultingmixture was refluxed for 2 h. The reaction volume was concentratedto a third of its original volume and the suspension was keptat 4 C overnight to give brick red solid which was filtered off,washed with cold ethanol and then diethyl ether. The solid wasdissolved in chloroform and excess of n-hexane was added toinduce the precipitation of the brick red solid product.2.3.1. [RuCl2(1,5cod) (L1)] (1)L1 (0.36 mmol, 66 mg) and Ru(1,5-cod)Cl2 (0.36 mmol,100 mg). Yield: 72% (120 mg). Mp. 220.0 C (dec. turns black withoutmelting). 1H NMR (400 MHz, CDCl3, 25 C, ppm) delta = 8.45 (s, 1H,imine CH), 8.25 (d, 1H, JH-H = 5.16 Hz, a proton of Py), 8.01-7.94(m, 2H, Py), 7.58-7.54 (m, 1H, Py), 7.82 (d, 2H, JH-H = 7.56 Hz,Ph), 7.39-7.34 (m, 3H, Ph), 4.75-4.74 (m, 2H, -CH, cod), 4.15-4.11 (m, 2H, -CH, cod), 2.74-2.57 (m, 4H, -CH2, cod), 2.20-2.14(m, 2H, -CH2, cod), 2.06-2.00 (m, 2H, -CH2, cod). 13C NMR(100 MHz, CDCl3, 25C, ppm) delta = 168.04 (imine C-H), 156.70(Py), 150.60 (Py), 149.44 (Py), 138.11 (Py), 135.94 (Py), 129.02(Ph), 128.93 (Ph), 127.88 (Ph), 127.80 (Ph), 120.81 (Ph), 92.25,91.87 (C, -CH, cod), 29.64, 29.22 (C, -CH2, cod). FT-IR (c/cm1):(cod, CC) 3038-2829 (m), (CN) 1594 (s), 1203 (s), 767 (s), 702(s). UV-Vis (dichloromethane, v/v): kmax (nm) = 229, 292, 345,439. HR-Mass (TOF MS ES+) C20H22N2Ru calculated: 393.0810,found: 393.0815. Anal. Calc. for C20H22Cl2N2Ru: C, 51.95; H, 4.80;N, 6.06. Found: C, 51.87; H, 5.10; N, 6.33.

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 Dichloro(cycloocta-1,5-diene)ruthenium(II), 50982-12-2

Reference£º
Article; Thangavel, Saravanan; Rajamanikandan, Ramar; Friedrich, Holger B.; Ilanchelian, Malaichamy; Omondi, Bernard; Polyhedron; vol. 107; (2016); p. 124 – 135;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belongs to ruthenium-catalysts compound, name is Dichloro(cycloocta-1,5-diene)ruthenium(II), and cas is 50982-12-2, its synthesis route is as follows.

A mixture of (0421) [RuCl2(COD)]n (359 mg, 1.281 mmol), PPh3 (336 mg, 1.281 mmol) and ligand la (341 mg, 1.281 mmol) was stirred in THF (15 ml) at 75 C for 39 h in a KONTES pressure tube. After cooling down, the resulting brick precipitate was collected on a filter frit, washed with diethyl ether (3 >< 5 ml) and vacuum dried. Recrystallization from hot dichloromethane following layering with diethyl ether afforded analytically pure complex A-l in 29% yield (260 mg). 50982-12-2, 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.,50982-12-2 ,Dichloro(cycloocta-1,5-diene)ruthenium(II), other downstream synthetic routes, hurry up and to see

Reference£º
Patent; LOS ALAMOS NATIONAL SECURITY, LLC; DUB, Pavel, A.; GORDON, John, Cameron; WO2015/191505; (2015); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

301224-40-8, 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. (1,3-Dimesitylimidazolidin-2-ylidene)(2-isopropoxybenzylidene)ruthenium(VI) chloride, cas is 301224-40-8,the ruthenium-catalysts compound, it is a common compound, a new synthetic route is introduced below.

A further example of a synthesis producing an NHC containing cis complex is shown below. [0088] HII (200 mg) and P(OiPr)3 (5 eq) were stirred in for 72 h. The crude 65 was recrystallised from DCM/pentane. [0089] 1H (400 MHz, 298K): 16.05 (d, 1H, J=35.3 Hz, C?CH), 10.24 (d, 1H, J=9.7 Hz, Ph-H), 6.87-6.83 (m, 2H, Ph-H), 6.78 (s, 1H, Ph-H), 6.61 (s, 1H, Ph-H), 6.19-6.16 (m, 2H, Ph-H), 4.67 (brs, 2H, PO-CH-CH3), 4.09-4.06 (m, 1H, Ph-O-CH-CH3), 4.04 (brs, 1H, PO-CH-CH3), 3.43-3.40 (m, 1H), 3.16-3.02 (m, 3H), 2.89 (s, 3H, Mes-CH3), 2.58 (s, 3H, CH3), 2.46 (s, 3H, CH3), 2.42 (s, 3H, CH3), 2.18 (s, 3H, CH3), 1.92 (s, 3H, CH3), 1.48-0.80 (m, 24H, PO-CH-CH3). [0090] 31P{1H} (121.49 MHz, 298K): 128.7 (s)

The chemical industry reduces the impact on the environment during synthesis,301224-40-8,(1,3-Dimesitylimidazolidin-2-ylidene)(2-isopropoxybenzylidene)ruthenium(VI) chloride,I believe this compound will play a more active role in future production and life.

Reference£º
Patent; University Court of the University of St. Andrews; Cazin, Catherine; US2014/228563; (2014); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belongs to ruthenium-catalysts compound, name is (1,3-Dimesitylimidazolidin-2-ylidene)(2-isopropoxybenzylidene)ruthenium(VI) chloride, and cas is 301224-40-8, its synthesis route is as follows.

General procedure: A mixture of fluorinated acid silver salt 6 (2.2eq.) and dichlororuthenium(IV) complex 5 (1.0eq.) was first dried under vacuum (13Pa) at room temperature for 1h. Dry dichloromethane (5mL) was added and the resulting mixture was stirred at room temperature for 3h in the dark. The solids were filtered off and washed with dry dichloromethane (2mL). Evaporation of the solvent afforded the product 7-9.

301224-40-8, 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.,301224-40-8 ,(1,3-Dimesitylimidazolidin-2-ylidene)(2-isopropoxybenzylidene)ruthenium(VI) chloride, other downstream synthetic routes, hurry up and to see

Reference£º
Article; Babun?k, Mario; ?im?nek, Ond?ej; Ho?ek, Jan; Ryba?kova, Marketa; Cva?ka, Josef; B?ezinova, Anna; Kvi?ala, Jaroslav; Journal of Fluorine Chemistry; vol. 161; (2014); p. 66 – 75;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

15529-49-4, 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. Dichlorotris(triphenylphosphino)ruthenium (II), cas is 15529-49-4,the ruthenium-catalysts compound, it is a common compound, a new synthetic route is introduced below.

RuCl2 (PPh3) 3 (800 mg, 0.83mmol) and (1R, 2R) -1, 2-diphenylethylenediamine (195 mg, 0.92 mmol) are weighed and charged into a 20-mL Schlenk flask. The flask was reduced pressure to degas therein and then nitrogen gas was introduced into the flask. Dichloromethane (8 mL) was added thereto through a syringe, and the mixture was stirred under nitrogen atmosphere at room temperature for 3 hours. The reaction solution was then Celite-filtered, and the Celite layer was washed with dichloromethane (2mL). The filtrate obtained was concentrated under reduced pressure to a volume of about 2 mL; hexane (16 mL) was added thereto; and the mixture was stirred at room temperature for 1 hour. The precipitate was collected by filtration under nitrogen atmosphere, and the powder obtained was dried under reduced pressure (1 mmHg), to give 531 mg of a desired product (yield: 70%).

The chemical industry reduces the impact on the environment during synthesis,15529-49-4,Dichlorotris(triphenylphosphino)ruthenium (II),I believe this compound will play a more active role in future production and life.

Reference£º
Patent; Takasago International Corporation; EP1970360; (2008); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belongs to ruthenium-catalysts compound, name is Dichlorotris(triphenylphosphino)ruthenium (II), and cas is 15529-49-4, its synthesis route is as follows.

(PPh3)3RuCI2 (1 eq., 0.575 g, 0.6 mmol) and 1-c-hexyl-1-phenyl-prop-2-yn-1-ol (compound E, 1.5 eq., 0.19 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; 0.51 g (Yield: 95 %). The product was characterized by NMR spectra 31P.31P NMR (121.49 MHz, CDCI3): 629.64.

15529-49-4, 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.,15529-49-4 ,Dichlorotris(triphenylphosphino)ruthenium (II), other downstream synthetic routes, hurry up and to see

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

As a common heterocyclic compound, it belongs to ruthenium-catalysts compound, name is (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, and cas is 246047-72-3, its synthesis 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), 0.14 g (1.41 mmol) of copper chloride and 0.37 g (1.41 mmol) of 2-methyl-l-pyrrolidin-l-yl-2-(2-vinyl-phenoxy)- propan-1-one in 80 ml of dichloro methane was stirred for 90 min at 400C. The reaction mixture was evaporated to dryness at 40C/10 mbar. The residue was stirred in 25 ml of ethyl acetate for 15 min at room temperature. The dark green suspension was filtered and the filtrate concentrated to a total volume of 5 ml. To the green solution, 15 ml of pentane were added and the formed suspension was stirred for 30 min at room temperature and filtered. The filter cake was washed with 40 ml of pentane and dried at 25C/10 mbar over night to afford 0.68 g (80% yield) of the title compound as a green powder.MS: 723.2 (M+).

246047-72-3, 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.,246047-72-3 ,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, other downstream synthetic routes, hurry up and to see

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

It is a common heterocyclic compound, the ruthenium-catalysts compound, Dichlorotris(triphenylphosphino)ruthenium (II), cas is 15529-49-4 its synthesis route is as follows.

EXAMPLE B2Preparation of [(Cl)2Ru(Pphenyl3) (ligand L2)], K2 272.5 mg (0.284 mmol) of dichlorotris(triphenylphosphine)ruthenium(II) and 160.0 mg (0.296 mmol) of ligand L2 are placed in a 10 ml Schlenk tube and admixed with 6.5 ml of dry toluene under argon. The dark suspension is stirred overnight at room temperature, resulting in a colour change to orange-red. After addition of 4 ml of dry pentane, the stirrer is switched off and the supernatant orange solution is filtered off with suction from the orange solid. The solid is washed five times with 4 ml each time of pentane and dried in a high vacuum. This gives 244 mg (88% of theory) of the title compound as an orange powder. 31P-NMR (C6D6, 121.5 MHz, ppm): 49.7 (d, J=40), 61.2 (d, J=40).

15529-49-4, 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.,15529-49-4 ,Dichlorotris(triphenylphosphino)ruthenium (II), other downstream synthetic routes, hurry up and to see

Reference£º
Patent; Spindler, Felix; Nettekoven, Ulrike; Perseghini, Mauro; US2009/105481; (2009); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI