Tag: M.W:900-1000

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.

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.

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 Dichlorotris(triphenylphosphino)ruthenium (II), 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

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.

A 50 ml three-necked flask equipped with a stirring reflux device was charged with 1 mmol of 2-diphenylphosphineaniline,1.1 mmol of p-methylbenzyl alcohol, 1 mmol of 2-diphenylphosphinophenyl ether, 1 mmol of RuCl2 (PPh3) 3, 1.4 mmol of triethylamine and 20 ml of dioxane were added and the mixture was heated at 110 C for 12 h under a nitrogen atmosphere.After cooling and filtering, the resulting solid was recrystallized from a mixed solvent of CH 2 Cl 2 and petroleum ether to give product 14 in a yield of 86%.

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 Dichlorotris(triphenylphosphino)ruthenium (II), 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

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.

General procedure: Diphosphine ligand (2.0 mmol) was dissolved in 10 mL of dichloromethane and the solution was added dropwise to a stirred solution of RuCl2(PPh3)3 (1.0 mmol) in 10 mL of dichloromethane. The reaction mixture was stirred approximately for 50 min at room temperature. The brown solution was filtered to remove the insoluble impurities. The solvent was reduced by a vacuum and the product was then precipitated by adding n-hexane. The yellow solid was filtered and washed three times with 20 mL of diethyl ether.

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
Article; Al-Noaimi, Mousa; Warad, Ismail; Abdel-Rahman, Obadah S.; Awwadi, Firas F.; Haddad, Salim F.; Hadda, Taibi B.; Polyhedron; vol. 62; (2013); p. 110 – 119;,
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.

General procedure: Diphosphine ligand (2.0 mmol) was dissolved in 10 mL of dichloromethane and the solution was added dropwise to a stirred solution of RuCl2(PPh3)3 (1.0 mmol) in 10 mL of dichloromethane. The reaction mixture was stirred approximately for 50 min at room temperature. The brown solution was filtered to remove the insoluble impurities. The solvent was reduced by a vacuum and the product was then precipitated by adding n-hexane. The yellow solid was filtered and washed three times with 20 mL of diethyl ether.

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 Dichlorotris(triphenylphosphino)ruthenium (II), 15529-49-4

Reference£º
Article; Al-Noaimi, Mousa; Warad, Ismail; Abdel-Rahman, Obadah S.; Awwadi, Firas F.; Haddad, Salim F.; Hadda, Taibi B.; Polyhedron; vol. 62; (2013); p. 110 – 119;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 15529-49-4, name is Dichlorotris(triphenylphosphino)ruthenium (II) This compound has unique chemical properties. The synthetic route is as follows. 15529-49-4

To a solution of N,O-LH-Cl (930?mg, 4.0?mmol) in THF (20?mL) was added [Ru(PPh3)3Cl2] (868?mg, 2.0?mmol), which was then stirred under N2 for 15?min. Triethylamine (Et3N) (404?mg, 4.0?mmol) was introduced, and the reaction mixture was stirred overnight at room temperature, during which the color of solution changed from brown to dark green. After removal of solvents in vacuo, the residue was extracted with CH2Cl2 (5?mL?*?2) and the solution was filtered. The filtrate was layered with Et2O (20?mL) at room temperature, and dark green block-shaped crystals of cis-[RuCl(PPh3)(kappa2-N,O-L-Cl)2] (1) were harvested in three days. Yield: 1187?mg, 69% (based on Ru). mueff?=?1.98?muB. IR (KBr disc, cm-1): 1592 (nuC=N), 1314 (nuC-O), 1437, 1092 and 698 (nuPPh3). MS (FAB): m/z 860 [M+], 825 [M+-Cl], 598 [M+-PPh3], 563 [Ru(kappa2-N,O-L-Cl)2]+. Anal. Calc. for C44H33N2O2Cl3PRu(%): C, 61.44; H, 3.87; N, 3.26. Found: C, 61.47; H, 3.83; N, 3.24.

With the complex challenges of chemical substances, we look forward to future research findings about 15529-49-4,belong ruthenium-catalysts compound

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

Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 15529-49-4, name is Dichlorotris(triphenylphosphino)ruthenium (II) This compound has unique chemical properties. The synthetic route is as follows. 15529-49-4

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).

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

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, 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.

cis-cis- 1,3,5-triaminocyclohexane (30.0 nig, 0.232 mmol) was added to an ampoule charged with dichlorotris(triphenylphosphane)ruthenium(II) (196 mg, 0.204 mmol) dissolved in dichloromethane (20 mL), causing an instant colour change from black to orange. The solution was stirred at 50C for 4 days in the sealed vessel, during whichtime the solution changed colour to yellow and a white precipitate formed. The precipitate was removed by filtration and the filtrate reduced in volume to approx. 1 mL in vacuo. The product was precipitated by addition of pentane (20 mL) as an orange powder, and washed twice with pentane (20 mL). Yield: 115 mg (86.8 %, 0.177 mmol of RuCl2(K3-c -tach)(PPh3).CH2Cl2). NMR Spectroscopy Cs minor plane H NMR (CD2C12, 399.8 MHz, 293K) delta 7.85 (app t, HH = 7.5 Hz, VHP = 5.8 Hz, VHH = 1.5 Hz, 6H, P/Vz3, Ar2), 7.36 (m, 9H, Rho/>Lambda3, Ar3 + Ar4), 4.77 (s, 2H, NH2, N1), 3.90 (bs, 1Eta, CH, Cy1), 2.92 (s, 2Eta, CH, Cy2), 2.65 (d, VHH = 10.6 Hz, 2H, N N2), 1.92 (s, 4H, CH2, Cy3), 1.85 (d, HH = 10.6 Hz, 2H, NH2, N2), 1.62 (d, VHH = 15.3 Hz, 1H, CH2, Cy4), 1.00 (d, VHH = 15.3 Hz, 1H, CH2, Cy4); 31Rho{} NMR (CD2C12, 161.8 MHz, 293 ) delta 66.0 (s, IP, PPh3); “Ci’H} NMR (CD2C12, 100.5 MHz, 293K) delta 136.2 (d, ‘Jpc = 36.0 Hz, VPh3, Ar1), 134.2 (d, VPC = 10.1 Hz, VPh3, Ar2), 129.5 (d, VPC = 1.85 Hz, ?P 3, Ar4), 128.8 (d, VPC = 8.7 Hz, ?Ph3, Ar3), 44.0 (s, CH, Cy1), 43.8 (s, CH, Cy2), 35.0 (s, CH2, Cy3), 33.6 (s, CH2, Cy4).Mass Spectrometry ESI-MS: m/z 569.1186 ([RuCl(NCMe)( 3-c i-tach)(PPh3)l+. Calc 569.1173, 100 %), 528.0919 ([RuCl(K3-c-tach)(PPh3)]+; 528.0907, 25), 246.5607 ([RU(K3-CW- tach)(PPh3)]2+, 246.5608, 10). Infra-Red Spectroscopy ATR-IR: (cm 1) 3462, 3283, 3240, 3050, 2888, 1649, 1588, 1480, 1432 (P-Ph), 1367, 1346, 1270, 1211, 1183, 1156, 1089, 1027, 968, 905. Elemental Analysis CH2C12 c / % H / % N / % Found 46.25 4.92 6.43 0 51.15 5.37 7.46 1 46.31 4.97 6.48 Table 0.1: CHN Elemental analysis for RuCl2(K3-cw-tach)(PPh3)

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; UNIVERSITY OF YORK; GAMBLE, Aimee, Joanna; LYNAM, Jason, Martin; WALTON, Paul, Howard; WO2013/38134; (2013); 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.

To a slurry of HtimAr (42 mg, 0.20 mmol) and MeONa (10.8 mg, 0.20 mmol) in THF (5 mL) was added a solution of [Ru(PPh3)3Cl2] (96 mg, 0.10 mmol) in THF (10 mL). The mixture was stirred for 4 h at room temperature. The solvent was removed in vacuo and the residue was washed with hexane and further recrystallized from CH2Cl2/hexane at room temperature. Block orange crystals of 2 suitable for X-ray diffraction were obtained in a week. Yield: 76 mg, 73% (based on Ru).

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
Article; Zhu, Hang; Ma, Qing; Jia, Ai-Quan; Chen, Qun; Leung, Wa-Hung; Zhang, Qian-Feng; Inorganica Chimica Acta; vol. 405; (2013); p. 427 – 436;,
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 (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)

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 Dichlorotris(triphenylphosphino)ruthenium (II), 15529-49-4

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, 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.

Example B2: Preparation of [(CI)2Ru(Pphenyl3)(ligand L2)], K2tolueneyl 272.5 mg (0.284 mmol) of dichlorotris(triphenylphosphine)ruthenium(ll) 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).

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; SOLVIAS AG; WO2007/104690; (2007); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI