Tag: M.W:900-1000

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

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). leff = 1.98 lB. IR (KBr disc, cm1):1599 (mCN), 1317 (mCAO), 1432, 1085 and 690 (mPPh3). MS (FAB):m/z 665 [M+], 630 [M+Cl], 403 [M+PPh3], 368 [Ru(salen-en)]+.Anal. Calc. for C34H29N2O2ClPRu (%): C, 59.97; H, 3.77; N, 6.36.Found: C, 60.05; H, 3.73; N, 6.39.

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

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

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

Synthesis of the new ruthenium promoters 4 and 10 was carried out in this work. For the synthesis of complex 4 a THF solution of the thalium salt of the Schiff base ligand [20] was added the equivalent amount of Cl2Ru(PPh3)3 and the mixture stirred overnight at room temperature. After work-up [11b,20] the solid residue was dissolved in a minimal amount of toluene, reprecipitated with pentane, filtered off, briefly washed on the funnel with pentane and dried in vacuo to afford an orange-brown powder (78% yield) which was stored under inert atmosphere. 1H NMR (300 MHz, CDCl3): delta 2.36 [s, 3H, CH3]; 7.10-7.80 [m, 34H, aryl-CH]; 9.95 ppm (s, 1H, aldimine ligand).

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

Reference£º
Article; Dragutan, Ileana; Ding, Fu; Sun, Ya-Guang; Verpoort, Francis; Dragutan, Valerian; Journal of Molecular Catalysis A: Chemical; vol. 386; (2014); p. 86 – 94;,
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.

The complex RuCl2(PPh3)3 (4) (0.150 g, 0.156 mmol) suspended in 2 ml of distilled toluene, was reacted with HCNN-H (1) (36 mg, 0.174 mmol) and triethylamine (0.22 ml, 0.158 mmol). After stirring the mixture for 2 hours at 110 ?C the solution volume was reduced to about half and the complex was precipitated by adding 2 ml of pentane. The solid obtained was filtered off, washed with pentane (3 x 5 ml) and dried under reduced pressure. Yield 100 mg (74%). Elemental analysis (%) calculated for C50H41ClN2P2Ru. C, 69.16; H, 4.76; N, 3.23. Found: C, 69.35; H, 4.85; N, 3.34. 31P{1H} NMR (81.0 MHz, CD2Cl2, 20 C, H3PO4): delta 56.5 (d, J(PP) = 33.4 Hz), 50.5 (d, J(PP)= 33.4 Hz).

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
Patent; Universita’ Degli Studi di Udine; RIGO, Pierluigi; BARATTA, Walter; SIEGA, Katia; CHELUCCI, Giorgio Adolfo; BALLICO, Maurizio; MAGNOLIA, Santo; EP2178843; (2013); B1;,
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: A methanol (10ml) solution containing the appropriate N-S pro-ligand and triethylamine was refluxed under argon for 15min and then the complex [RuCl2(PPh3)3] was added. The resulting brown suspension was refluxed for 3h, to afford a yellow suspension. After cooling, the yellow solid was collected by filtration, washed with methanol (3¡Á5ml), and dried under reduced pressure. 2.6.1 [Ru(mctz)2(PPh3)2] (1) Hmctz (0.019 g – 1.8 * 10-4 mol); NEt3 (26 mul – 1.8 * 10-4 mol), and [RuCl2(PPh3)3] (0.085 g – 8.9 * 10-5 mol). Yield: 50 mg – 65.8%. 31P{1H} NMR (81 MHz, CDCl3) 53.5 ppm (s). 1H NMR (200 MHz, CDCl3), delta/ppm: 7.4-7.0 (m, 30H Ph – PPh3); 3.4-2.5 (m (br), 8HCH2-mctz-). Anal. exp. (calc. for C42H38N2P2RuS4) C, 58.0 (58.5); H, 4.4 (4.4); N, 3.2 (3.2); S, 14.6 (14.9). Suitable single crystals were obtained by slow evaporation of a dichloromethane solution.

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

Reference£º
Article; Appelt, Patricia; Fagundes, Francisco D.; Facchin, Gianella; Gabriela Kramer; Back, Davi F.; Cunha, Mario A.A.; Sandrino, Bianca; Wohnrath, Karen; De Araujo, Marcio P.; Inorganica Chimica Acta; vol. 436; (2015); p. 152 – 158;,
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.

(PPh3)3RuCI2 (1 eq., 0.575 g, 0.6 mmol) and 1-(i-propyl)-1-phenylprop-2-yn-1-ol (compound 18A, 1.5 eq., 0.144 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; 0.48 g (Yield: 93%). The product was characterized by NMR spectra 31P.31P NMR (121.49 MHz, CDCI3): 629.55.

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
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 belong ruthenium-catalysts compound,Dichlorotris(triphenylphosphino)ruthenium (II),15529-49-4,Molecular formula: C54H45Cl2P3Ru,mainly used in chemical industry, its synthesis route is as follows.,15529-49-4

General procedure: Synthesis of the ruthenium(II) Schiff base complexes (2a-d) was accomplished according to the following procedure: To a solution of Schiff base 1a-d in methanol was added dropwise a solution of NaOH in methanol and the reaction mixture was stirred for 2hat room temperature. The deprotonated ligand mixture was transferred by cannula to a 50-mL three-necked flask fitted with a reflux condenser containing the [RuCl2(PPh3)3] precursor, stirred mixture was refluxed for 4h. A yellow precipitate was then filtered and washed with methanol and ethyl ether and then dried in a vacuum.

With the synthetic route has been constantly updated, we look forward to future research findings about Dichlorotris(triphenylphosphino)ruthenium (II),belong ruthenium-catalysts compound

Reference£º
Article; Afonso, Maria Beatriz A.; Cruz, Thais R.; Silva, Yan F.; Pereira, Joao Clecio A.; Machado, Antonio E.H.; Goi, Beatriz E.; Lima-Neto, Benedito S.; Carvalho-Jr, Valdemiro P.; Journal of Organometallic Chemistry; vol. 851; (2017); p. 225 – 234;,
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

In a glove box, [RuCl2(PPh3)3] (0.25 mmol) was added to a schlenk flask equipped with a magnetic stir bar. The flask was then attached to a schlenk line and 3.4 mL of freshly distilled toluene added. The mixture was then rapidly stirred. A 1.7 mL toluene solution of Ph2PCH2CH2NH2, (0.50 mmol) in an NMR tube was then added via a cannula. Any residue in the NMR tube and cannula was washed into the flask with 1.7 mL of toluene. The light yellow mixture was then heated at 100 C. for 6 h. The yellow suspension that resulted was allowed to cool to RT before collecting the precipitate by filtration under Argon. The precipitate was then washed with 10.0 mL portions of toluene, three times (until colorless). The yellow solid was then dried in vacuo. Yield: 90%. Note: Excessive scraping of the product should be minimised to prevent the build-up of static electricity, 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; THE GOVERNORS OF THE UNIVERSITY OF ALBERTA; Bergens, Steven; John, Jeremy M.; US2014/163225; (2014); 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,Dichlorotris(triphenylphosphino)ruthenium (II),15529-49-4,Molecular formula: C54H45Cl2P3Ru,mainly used in chemical industry, its synthesis route is as follows.,15529-49-4

RuCl2(PPh3)3(480 mg, 0.5 mmol) was placed in a 25 mL flask filled with argon. THF(12.5 mL) and (R,R)-DPEN (127 mg, 0.6 mmol) were then added. The mixturewas degassed and stirred under argon at 25 oC for 6 h. After removalof turbidity by filtration, n-hexane (30 mL) was added, and a light yellowsolid was obtained. The supernatant was removed and the resulting solid wasdried under reduced pressure to give analytically pure 1f (442 mg, 97% yield). 2.1. RuCl2(R,R)-DPEN(PPh3)2 1f1H NMR (300MHz, C6D6, ppm), delta: 7.95-7.92 (m,12H), 6.97-6.95 (m, 18H), 6.74 (br, 10H), 4.61-4.4.59(m, 2H), 4.12-4.09 (m, 2H), 3.59-3.56 (m, 2H); 31P NMR (121MHz, C6D6, ppm), delta: 45.7.

With the synthetic route has been constantly updated, we look forward to future research findings about Dichlorotris(triphenylphosphino)ruthenium (II),belong ruthenium-catalysts compound

Reference£º
Article; Li, Xuefeng; Ma, Yaping; Xing, Zhikui; Tang, Ning; Zhu, Jin; Deng, Jingen; Tetrahedron Letters; vol. 55; 29; (2014); p. 3868 – 3872;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

As a common heterocyclic compound, it belongs to quinuclidine compound,Quinuclidine-4-carboxylic acid hydrochloride,40117-63-3,Molecular formula: C8H14ClNO465,mainly used in chemical industry, its synthesis route is as follows.,15529-49-4

General procedure: The reaction of 2,6-diacetylpyridine mono(4-methoxyphenylthiosemicarbazone) ligand, HL1, prepared as described in reference 35, with RuCl2(PPh3)3 in 1:1M ratios was carried out, in presence of Et3N, in degassed toluene for 3hat room temperature under nitrogen atmosphere. The resulting brown solution was filtered and evaporated to dryness. The solid residue was washed with pentane and dried in vacuo. Further purification by recrystallization from DMSO led to single crystals which were studied by X-ray diffraction techniques.

With the synthetic route has been constantly updated, we look forward to future research findings about Dichlorotris(triphenylphosphino)ruthenium (II),belong ruthenium-catalysts compound

Reference£º
Article; Matesanz, Ana I.; Hernandez, Carolina; Perles, Josefina; Souza, Pilar; Journal of Organometallic Chemistry; vol. 804; (2016); p. 13 – 17;,
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.

Example 8: Dichloro[(N-(2-(diphenylphosphino)benzyl)-2-(ethylthio)ethanamine)(triphenylphosphine)]ruthenium(ll) 8 (8) Under argon 2-(methylthio)benzaldehyde (0.33 g, 2.18 mmol) is added to a solution of 2- (di-phenylphosphino)ethanamine (0.50 g, 2.18 mmol) in methanol (6 ml). After stirring for 42 h at 75 C the reaction mixture is cooled to room temperature and evaporated under vacuo. SNP-ligand 2-(diphenylphosphino)-N-(2-(methylthio)benzylidene)ethanamine is obtained as a light-brown solid (0.66 g, 84%). Analytical data: 1H-NMR (500 MHz, CDCl3): 8.74 (s, 1H), 7.79 (dd, 7=1.58, 7.88, 1H), 7.52-7.48 (m, 4H), 7.39- 5 7.32 (m, 8H), 7.21 (m, 1H), 3.80 (m, 2H), 2.53 (m, 2H), 2.48 (s, 3H). 13C-NMR (500 MHz, CDCl3): 159.37, 138.34, 134.24, 132.88, 132.74, 130.78, 130.66, 128.59, 128.49, 128.44, 128.25, 127.28, 125.50, 58.58, 29.99, 16.90. 31P-NMR (500 MHz, CDCl3): -19.04 (s, 1P). GC/MS: 363 (2%, M+), 348 (2%, [M-15]+), 320 (100%, [M-43]+), 288 (10%), 214 (12%), 183 (39%), 121 (20%), 108 (42%). Under argon dichlorotris(triphenylphosphine)ruthenium(ll) (0.53 g, 0.55 mmol) is added to a solution of 2-(diphenylphosphino)-N-(2-(methylthio)benzylidene)ethanamine (0.20 g, 0.55 mmol) in toluene (15 ml). After stirring for 20 h at 110 C the reaction mixture is cooled to room temperature and evaporated under vacuo to a volume of 5 ml. To this red suspension hexane (20 ml) is added. After stirring for 15 min the suspension is filtered and 15 washed with hexane (4 ml). The red filter cake is dried under vacuo for 19 h and then suspended in diethyl ether (6 ml). The suspension is filtered, washed with diethyl ether (4 x 4 ml) and the filter cake is dried under vacuo. Complex 8 is obtained as a light-red solid (0.29 g, 67%). Analytical data: 1H-NMR (400 MHz, CDCl3): 8.78 (d, 7=8.84, 1H), 8.33 (m, 1H), 7.70 (m, 3H), 7.54-7.06 (m, 20 25H), 4.59 (m, 1H), 4.53 (m, 1H), 2.55 (m, 2H), 1.83 (d, 7=2.53, 3H). 31P-NMR (500 MHz, CDCl3): 40.62 (d, 7=32.27, IP), 36.72 (d, 7=32.37, IP). MS (ESI): 797.18 (62%, M+), 762.12 (100%, [M-Cl]+).

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
Patent; GIVAUDAN SA; GEISSER, Roger Wilhelm; OETIKER, Juerg Daniel; SCHROeDER, Fridtjof; WO2015/110515; (2015); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI