Ruthenium catalysts

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.

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; 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.

To a slurry of HimtMPh (38 mg, 0.20 mM) and MeONa (10.8 mg, 0.20 mM) in tetrahydrofuran(THF) (5 mL) was added a solution of [RuCl2(PPh3)3] (96 mg, 0.10 mM) in THF(10 mL). The mixture was stirred for 8 h at room temperature. The solvent was removed invacuo, and the residue was washed with hexane. The residue was extracted with dichloromethaneand filtered; the solvent was removed in vacuo and further recrystallized fromCH2Cl2/EtOH/Et2O at room temperature. Block orange crystals of 1¡¤EtOH suitable for Xraydiffraction were obtained in a week. Yield: 90 mg, 86%. 31P NMR (CDCl3): 29.2, 55.6 ppm. 1H NMR (CDCl3): 1.25 (EtOH), 2.35 (s, Me, 6H), 3.72 (EtOH), 6.31 (s, imt-CH, 2H), 6.50 (d, imt-CH, J = 1.6 Hz, 2H), 6.96-6.70 (m, 12H), 7.09-7.13 (m, 6H), 7.19(d, C6H4, J = 8.0 Hz, 4H), 7.26-7.30 (m, 16H) ppm. IR (KBr disk, cm1): 3052 (w), 1634(m), 1595 (m), 1499 (s), 1432 (s), 1362 (s), 1263 (s), 1098 (s), 1031 (s), 805 (s), 694 (s),538 (s), 524 (s), 500 (m). MS (FAB): m/z 1052 [M+], 790 [M+ – PPh3], 528 [M+ -2PPh3]. Anal. Calcd for C56H48N4P2S2Ru¡¤(C2H6O) (%): C, 66.20; H, 5.36; N, 5.32.Found: C, 66.11; H, 5.34; N, 5.35

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; Qin, Yi; Ma, Qing; Jia, Ai-Quan; Chen, Qun; Zhang, Qian-Feng; Journal of Coordination Chemistry; vol. 66; 8; (2013); p. 1405 – 1415;,
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.

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.

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
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

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 3 cp (10 mmol), CuCl (30 mmol, 3 eq) and 30 mL of dry DCM were sequentially 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 completion of the reaction, silica gel was added to the filtrate after filtration, and the crude product was obtained by silica gel column chromatography, and then washed with methanol or pentane-DCM to obtain a green solid product 4cp, yield: 68%.

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 (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, 246047-72-3

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

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.

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.

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; 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

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.

Example 3 – Synthesis of the complex 3 according to the invention The commercially available complex G (200 mg, 0.24 mmol) was placed in a flask, to which methylene chloride was added (6 ml). This was followed by adding the compound of the formula: (63 mg, 0.47 mmol) and tricyclohexylphosphine (132 mg, 0.47 mmol). The resulting solution was stirred at a temperature of 40C for 5 hours. The reaction mixture was introduced at the top of a chromatographic column packed with silica gel (eluent: ethyl acetate/cyclohexane, 0 to 10 vol.%). After evaporating the solvents, the complex 3 was obtained as a green solid (140 mg, 72% yield). 3 H NMR (500 MHz, CD2Cl2) delta ppm: 15.85 (s, 1H), 7.07 (s, 1H), 7.00-6.96 (m, 3H), 6.66 (d, J = 8.4 Hz, 1H), 6.44 (dd, J = 7.7, 1.4 Hz, 1H), 6.24 (s, 1H), 6.20 (t, J = 7.2 Hz, 1H), 4.01-3.96 (m, 1H), 3.83-3.70 (m, 2H), 3.64-3.59 (m, 1H), 2.63 (s, 3H), 2.54 (s, 3H), 2.50 (s, 3H), 2.35 (s, 3H), 2.27 (s, 3H), 1.66-1.50 (m, 13H), 1.29 (s, 3H), 1.11-0.70 (m, 20H). 13C NMR: (125 MHz, CD2CI2) delta ppm: 281.36, 222.21, 221.66, 180.31, 148.30, 139.54, 139.17, 138.78, 137.63, 137.32, 136.98, 134.69, 130.23, 130.05, 129.70, 129.00, 122.38, 116.17, 111.26, 32.52, 32.39, 29.45, 28.92, 28.23, 28.15, 28.12, 28.04, 27.34, 27.03, 21.33, 21.14, 19.40, 18.92, 18.66, 16.76. 31P NMR (124.5 MHz, CDCI3) delta ppm: 29.11.

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; APEIRON SYNTHESIS S.A.; SKOWERSKI, Krzysztof; BIENIEK, Micha?; WO2014/16422; (2014); A1;,
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.

A suspension of 500 mg (0.59 mmol) of [RuCl2(PCy3) (ImH2Mes)(phenylmethy- lene)] (commercially available from Sigma-Aldrich Inc., St. Louis, USA), 60 mg (0.61 mmol) copper chloride and 100 mg (0.64 mmol) 8-vinylquinoline (prepared according to G.T. Crisp, S. Papadopoulos, Aust. J. Chem. 1989, 42, 279-285) in 40 ml methylene chloride was stirred at room temperature for 90 min. The reaction mixture was evaporated to dryness and the isolated crude product purified by silica gel chromatography (hexane / ethyl acetat 2:1) to yield 255 mg (70%) of the title compound as green crystals. MS: 584.4 (M-Cl+). 1H-NMR (300 MHz, CD2Cl2): 2.36 (s, 6H); 2.40 (s, 12H); 4.04 (s, 4H); 7.01 (s, 4H); 7.19 (dd, J=8.4, 4.9Hz, IH); 7.34 (t, J=7.7Hz, IH); 7.51 (d, J=7.1Hz, IH); 8.08-8.18 (m, 2H); 8.26 (dd, J=4.8, 1.3Hz, IH); 16.95 (s, IH). Anal, calcd. for C3IH33N3Cl2Ru: C, 60.09; H, 5.37; N, 6.78; Cl, 11.44. Found: C, 60.06; H, 5.75; N, 6.16; Cl, 10.90.

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 (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, 246047-72-3

Reference£º
Patent; F. HOFFMANN-LA ROCHE AG; WO2008/644; (2008); 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.

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.

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; 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

203714-71-0, 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(2-isopropoxyphenylmethylene)(tricyclohexylphosphine)ruthenium (II), cas is 203714-71-0,the ruthenium-catalysts compound, it is a common compound, a new synthetic route is introduced below.

NHC ligand precursor 10 (156 mg, .3 mmol), KOz-Bu(F g) (66 mg, .3 mmol), and ruthenium complex 11 (132 mg, .22 mmol) were all combined in toluene in a glove box. The flask was removed and stirred at 60 0C for 18 hours in a fume hood. The reaction mixture was then directly purified by flash column chromatography (5% Et2theta/Hexanes, run 2 times) to yield catalyst 12 (34 mg, 20%) as a green oil. The catalyst was then lyophilized from benzene to give a pale green solid. It should be noted that by 1H NMR the conversion to 12 is 50%. 1H NMR (300 MHz, CDCl3) delta 16.91 (IH, s), 8.14-8.13 (2H, m), 7.73 (2H, m), 7.64 (IH, m), 7.52 (IH, m), 7.06-6.92 (2H, m), 6.62 (IH, t, J = 7.5 Hz), 6.31 (IH, d, J – 8.4 Hz), 4.47 (IH, quint, J = 6 Hz), 3.51 (4H, s), 1.51 (18H, s), 1.35 (6H, d, J = 6 Hz), 1.24 (18H, s); HRMS (EI+) calc for C4IH58N2OCl2Ru 766.2970. Found 766.3007. Fig. 4 depicts the single crystal X-ray structure was obtained for catalyst 12.

The chemical industry reduces the impact on the environment during synthesis,203714-71-0,Dichloro(2-isopropoxyphenylmethylene)(tricyclohexylphosphine)ruthenium (II),I believe this compound will play a more active role in future production and life.

Reference£º
Patent; MATERIA, INC.; CALIFORNIA INSTITUTE OF TECHNOLOGY; WO2007/75427; (2007); A1;,
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 3cw (10 mmol), CuCl (30 mmol, 3 eq) and 30 mL of dry DCM were sequentially 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 after filtration to obtain sand. The crude product was obtained by silica gel column chromatography and then washed with methanol or pentane-DCM to obtain a green solid product 4cw, yield: 85%.

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 (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, 246047-72-3

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