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

RuCl2(PPh3)3 (1 g, 1 .04 mmol) and the ligand of formula (IVg) (obtained from Example 1 ) (231 .4 mg, 1 .1 mmol) were placed in a 25 mL Schlenk tube under argon atmosphere, and dissolved in dry diglyme (2 mL). The reaction mixture was heated to 165C for 2 h, allowed to cool down to room temperature and stored at -18C to precipitate further overnight. Cold Et2O (2 mL) was added while cooling with a dry ice//so-propa- nol bath. The precipitate was filtrated by cannula, and washed with Et2O (5 times 2 mL). The orange powder was dried in vacuo, affording 530 mg (79%) of Ru(6-MeNN- SEt)(PP i3)Cl2 as an orange powder. An equilibrium of two conformations of Ru(6- MeNNSEt)(PPh3)Cl2 are existent in solution, delivering a doubled set of signals in NMR. For 1H-NMR only data of the major conformation is given due to overlapping signals. 1H-NMR (300 MHz, CD2CI2): delta 7.67-7.16 (m, 17H, CHarom), 7.01 (d, 1 H, J = 7.8, CHarom), 5.65 (m, 2H), 4.47 (m, 1 H), 3.5 (m, 1 H), 3.34 (m, 1 H), 3.22 (d, 1 H, J = 1 1 .1 ), 2.98 (m, 1 H), 2.59 (m, 1 H), 1 .53 (m, 2H), 0.87 (t, 3H, J = 7.5) ppm. 31P-NMR (122 MHz, CD2CI2): delta 48.8, 45.8 ppm. HRMS (ESI+): calculated for C29H32CI2N2PRUS (M+H): 644.0518; found 644.0518 (M+H), 667.0412 (M+Na)

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; DSM IP ASSETS B.V.; BELLER, Matthias; BONRATH, Werner; DE VRIES, Johannes, Gerardus; FAN, Yuting; HUeBNER, Sandra; LEFORT, Laurent; MEDLOCK, Jonathan, Alan; PUYLAERT, Pim; VAN HECK, Richard; (65 pag.)WO2017/194662; (2017); 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

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

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.

RuCl2(PPh3)3 (1 g, 1 .04 mmol) and the ligand of formula (IVg) (obtained from Example 1 ) (231 .4 mg, 1 .1 mmol) were placed in a 25 mL Schlenk tube under argon atmosphere, and dissolved in dry diglyme (2 mL). The reaction mixture was heated to 165C for 2 h, allowed to cool down to room temperature and stored at -18C to precipitate further overnight. Cold Et2O (2 mL) was added while cooling with a dry ice//so-propa- nol bath. The precipitate was filtrated by cannula, and washed with Et2O (5 times 2 mL). The orange powder was dried in vacuo, affording 530 mg (79%) of Ru(6-MeNN- SEt)(PP i3)Cl2 as an orange powder. An equilibrium of two conformations of Ru(6- MeNNSEt)(PPh3)Cl2 are existent in solution, delivering a doubled set of signals in NMR. For1H-NMR only data of the major conformation is given due to overlapping signals.1H-NMR (300 MHz, CD2CI2): delta 7.67-7.16 (m, 17H, CHarom), 7.01 (d, 1 H, J = 7.8, CHarom), 5.65 (m, 2H), 4.47 (m, 1 H), 3.5 (m, 1 H), 3.34 (m, 1 H), 3.22 (d, 1 H, J = 1 1 .1 ), 2.98 (m, 1 H), 2.59 (m, 1 H), 1 .53 (m, 2H), 0.87 (t, 3H, J = 7.5) ppm.31P-NMR (122 MHz, CD2CI2): delta 48.8, 45.8 ppm.HRMS (ESI+): calculated for C29H32CI2N2PRUS (M+H): 644.0518; found 644.0518 (M+H), 667.0412 (M+Na)

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

Reference£º
Patent; DSM IP ASSETS B.V.; BELLER, Matthias; BONRATH, Werner; DE VRIES, Johannes, Gerardus; FAN, Yuting; HUeBNER, Sandra; LEFORT, Laurent; MEDLOCK, Jonathan, Alan; PUYLAERT, Pim; VAN HECK, Richard; (49 pag.)WO2017/194663; (2017); 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

Into a solution of L1 (0.037 g, 0.09 mmol) in methanol (25 mL) the complex [RuCl2(PPh3)3] (0.07 g, 0.07 mmol) was added. The resulting solution was refluxed for 5 h under visible light (125 W halogen lamp), then cooled at room temperature and concentrated to 2 mL. The precipitate was obtained after the addition of 50 mL of diethyl ether/n-pentane (1:1) to the concentrated solution. The product was filtered, washed with diethyl ether/n-pentane (1:1) (2 * 25 mL) and dried in the vacuum. A solution of 1 in methanol was kept at room temperature for slow evaporation under daylight. Single crystals (light green) suitable for X-ray structure determination were obtained after one week. Yield: 0.49 g, 93%. Elemental analyses for RuC42H36Cl2N7P (841.72): calcd C 59.89, H 4.28, N 11.64%; found C 60.38, H 4.51, N 11.26. MS, (FAB, m/z): 806 [M+, RuC42H36ClN7P], 56 (100%) [NC3H6], 508 [Ru C24H21N7]+, 544 [RuC24H21N7Cl]+, 770 [RuC42H36N7P]+. 1H NMR (CD3OD): delta 3.98, 4.54 (AB system, 2JHH = 15.0 Hz, N-CH2-bzimtrans-bzim, 2H+2H), 4.40 (s, N-CH2-bzimtransPPh3, 2H), 7.05-9.64 (m, aromatic, 27H). 13C{1H} NMR (CD3OD): delta 64.10 (s, N-CH2-bzimtransPPh3), 63.50 (s, N-CH2-bzimtrans-Cl), 110.6-123.4 (m, bzim-ring), 127.2-133.8 (aromatics). 31P{1H} NMR (CD3OD): delta 48.26 (s, PPh3). UV-Vis (H2O): nm [epsilon (dm3 mol-1 cm-1)]: 382 (1660). Cyclic voltammetry (CH3CN, 22 C): Eox = 0.87 mV; Ered = 0.81 mV; E1/2 = 0.84 mV.

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

Reference£º
Article; Guadalupe Hernandez; Thangarasu, Pandiyan; Hoepfl, Herbert; Cruz, Julian; Serrano-Ruiz, Manuel; Romerosa, Antonio; Inorganica Chimica Acta; vol. 431; (2015); p. 258 – 265;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

The ruthenium-catalysts compound, cas is 15529-49-4 name is Dichlorotris(triphenylphosphino)ruthenium (II), mainly used in chemical industry, its synthesis route is as follows.,15529-49-4

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).

As the rapid development of chemical substances, we look forward to future research findings about 15529-49-4

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.

A mixture of [RuCl2(PPh3)3] (166.8 mg, 0.1740 mmol) and amide-LH2 (68.8 mg, 0.168 mmol) in dichloromethane (10 mL) was stirred for 16 h at room temperature. After removal of the solvent, recrystallization from THF-hexane (5 mL/15 mL) afforded 2b¡¤2THF¡¤hexane as red crystals. The thoroughly dried sample was found to lose the solvating molecules on the basis of 1H NMR spectroscopy and combustion analysis. Yield: 156.8 mg (0.07088 mmol, 84%). 1H NMR (CDCl3): delta 1.18 (s, 36H, CMe3), 6.91 (t, 24H, J = 7.5, PPh3), 7.04 (d, 4H, 4JHH = 2.2, pyrazole CH), 7.13 (t, 12H, JHH = 7.0, PPh3), 7.21 (d, 4H, 3JHH = 7.7, 3- and 5-C5H3N), 7.30-7.34 (m, 24H, PPh3), 7.59 (t, 2H, 3JHH = 8.0, 4-C5H3N), 10.33 (br s, 4H, NH), 12.41 (br d, 4H, 4JHH = 2.4, NH). 31P{1H} NMR (CDCl3): delta 35.3 (s). IR (KBr): 1687 cm-1 (C=O). Anal. Calc. for C114H114Cl4N14O4P4Ru2: C, 61.90; H, 5.19; N, 8.86. Found: C, 62.18; H, 5.44; N, 8.51%., 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; Nakahara, Yoshiko; Toda, Tatsuro; Kuwata, Shigeki; Polyhedron; vol. 143; (2018); p. 105 – 110;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

A common heterocyclic compound, the ruthenium-catalysts compound, name is Dichlorotris(triphenylphosphino)ruthenium (II),cas is 15529-49-4, mainly used in chemical industry, its synthesis route is as follows.,15529-49-4

A 50 ml three-necked flask equipped with a stirring reflux device was charged with 1 mmol of 2-diphenylphosphineaniline, 1.5 mmol of p-bromobenzyl alcohol, 1 mmol of bis Dicyclohexylphosphine propane,mmol RuCl2 (PPh3) 3,1 mmol potassium hydroxide, 20 ml dioxane, the temperature was 110 C, heated for 20h under a nitrogen atmosphere, cooledHowever, filtration and recrystallization of the resulting solid from a mixed solvent of CH 2 Cl 2 and petroleum ether gave product 6 in a yield of 87%.

As the rapid development of chemical substances, we look forward to future research findings about 15529-49-4

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

A common heterocyclic compound, the ruthenium-catalysts compound, name is Dichlorotris(triphenylphosphino)ruthenium (II),cas is 15529-49-4, 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. Complex 2a: [RuCl2(PPh3)3] complex (0.30g, 0.31mmol), Schiff base 1a (0.070g, 0.37mmol), NaOH (0.18g, 0.45mmol), and methanol (20mL) afforded 0.25g (80%) of the title complex as a yellow solid: anal. calculated for C49H48ClNOP2Ru was 68.01C, 5.59H and 1.62% N; found: 68.34C, 5.55H and 1.60% N. UV-Vis: lambdamax(n) (nm), epsilonmax(n) [M-1cm-1]: lambdamax(1) (252), epsilonmax(1) [10020], lambdamax(2) (370), epsilonmax(2) [625], lambdamax(3) (422), epsilonmax(3) [240]; IR (KBr): nux (cm-1): nuC=N (1618), nuC-O (1355); 1H NMR: (CDCl3, 400MHz): 7.30-7.70 (m, 12H: metha-PPh3 and 1H: CH=N), 7.30-7.70 (m, 6H, para-PPh3), 7.21-7.30 (m, 12H, ortho-PPh3), 6.63-6.68 (m, 1H, salicyl-ring), 6.4-6.5 (dd, 3JH,H=1.6Hz, dd, 3JH,H=1.2Hz, 1H, salicyl-ring), 6.04-6.10 (m, 1H, salicyl-ring), 5.85-5.80 (m, 1H, salicyl-ring), 3.85-3.92 (m, 1H, CHPentyl), 1.60-1.80 (m, 3H, CH2Pentyl), 1.29-1.38 (m, 4H, CH2Pentyl), 1.07-1.15 (m, 1H, CH2Pentyl),13C NMR (CDCl3) delta 166.12, 160.83, 135.16, 135, 134.84, 134.26, 134.21, 134.16, 132.12, 132.04, 131.93, 131.91, 129, 128.53, 128.44, 127.62, 127.59, 127.55, 123.36, 121.99, 111.80, 75.92, 32.39, 23.43; 31P{1H} NMR (CDCl3: delta, ppm): 43.15 (s). EPR: no signal was observed.

As the rapid development of chemical substances, we look forward to future research findings about 15529-49-4

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