Category: 246047-72-3

Name is (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, as a common heterocyclic compound, it belongs to ruthenium-catalysts compound, and cas is 246047-72-3, its synthesis route is as follows.,246047-72-3

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%.

With the complex challenges of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

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

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,as a common compound, the synthetic route is as follows.

A suspension of 790 mg (0.93 mmol) of [RuCl2(PCy3) (ImH2Mes)(phenylmethy- lene)], 95 mg (0.96 mmol) copper chloride and 196 mg (1.03 mmol) 4-chloro-8-vinyl- quinoline in 70 ml methylene chloride was stirred at 300C for 90 min. The reaction mixture was evaporated to dryness and the isolated crude product purified by silica gel chromatography (hexane / ethyl acetat 5:2) and finally digested in 20 ml pentane at room temperature for 30 min to yield 311 mg (51%) of the title compound as green crystals. MS: 655.0 (M+). 1H-NMR (300 MHz, CD2Cl2): 2.35 (s, 6H); 2.39 (s, 12H); 4.04 (s, 4H); 7.00 (s, 4H); 7.25 (d, J=5.3Hz, IH); 7.43 (dd, J=8.2, 7.3Hz, IH); 7.56 (dd, J=7.1, 0.7Hz, IH); 8.13 (d, J=5.3Hz, IH); 8.41 (dd, J=8.2, 0.7Hz, IH); 16.95 (s, IH). Anal, calcd. for C31H32N3Cl3Ru: C, 56.93; H, 4.93; N, 6.42; Cl, 16.26. Found: C, 56.59; H, 5.04; N, 6.02; Cl, 15.49.

246047-72-3, The synthetic route of 246047-72-3 has been constantly updated, and we look forward to future research findings.

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

246047-72-3, (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium is a ruthenium-catalysts compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

Complex 1 (2.0 grams) was dissolved in toluene (10 mL), and 4-dimethylaminopyridine (1.18 grams, 4 mol equivalents) was added. The reaction flask was purged with argon and the reaction mixture was stirred for approximately 12 hours at about 20 C. to about 25 C. during which time a color change from dark purple to light green was observed. The reaction mixture was transferred into 75 mL of cold (about 0 C.) pentane, and a light green solid precipitated. The precipitate was filtered, washed with 420 mL of cold pentane, and dried under vacuum to afford (IMesH2)(C7H10N2)2(Cl)2Ru-CHPh 10 as a light green powder (1.9 gram, 99% yield). [00127] 1H NMR (500 MHz, CD2Cl2): d19.10 (s, 1H, CHPh), 8.18 (d, 2H, pyridine CH, JHH=6.5 Hz), 7.64 (d, 2H, ortho CH, JHH=7.5 Hz), 7.48 (t, 11H, para CH, JHH=7.0 Hz), 7.38 (d, 2H, pyridine CH, JHH=6.5 Hz), 7.08 (t, 2H, meta CH, JHH=7.5 Hz), 7.00 (br. s, 2H, Mes CH), 6.77 (br. s, 2H, Mes CH), 6.49 (d, 2H, pyridine CH, JHH=6.0 Hz), 6.15 (d, 2H, pyridine CH, JHH=7.0 Hz), 4.07 (br. d, 4H, NCH2CH2N), 2.98 (s, 6H, pyridine CH3), 2.88 (s, 6H, pyridine CH3), 2.61-2.21 (multiple peaks, 18H, Mes CH3).

246047-72-3, The synthetic route of 246047-72-3 has been constantly updated, and we look forward to future research findings.

Reference£º
Patent; California Institute of Technology; Cymetech, LLP; US6759537; (2004); B2;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, cas is 246047-72-3, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,246047-72-3

General procedure: To a Schlenk flask charged with Grubbs? catalyst 2 (0.42 g,0.50 mmol) and CuCl (0.05 g, 0.50 mmol), compound 14 (or 15, 16)(0.6 mmol) in 10 mL dry dichloromethane was added at room temperature under N2. The resulting mixture was stirred for 40 min at 40 C. After being cooled to room temperature, the reaction mixturewas filtered and the clear filtrate was collected. The solvent from the filtrate was evaporated under vacuum to give a residue. The residue was purified by silica gel chromatography (CH2Cl2:ethyl acetate 2:1 or pentanes: ethyl acetate 3:2 or 1:1) to givethe desired product as a green crystalline solid.

With the rapid development of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

Reference£º
Article; Zhang, Yiran; Shao, Mingbo; Zhang, Huizhu; Li, Yuqing; Liu, Dongyu; Cheng, Yu; Liu, Guiyan; Wang, Jianhui; Journal of Organometallic Chemistry; vol. 756; (2014); p. 1 – 9;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, cas is 246047-72-3, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,246047-72-3

After a 50 mL two-necked flask was replaced by argon, the ligand 3 cu (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 to prepare a sand product. The crude product was obtained by silica gel column chromatography and then washed with methanol or pentane-DCM to give 4cu green solid product in a yield of 65%.

With the rapid development of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

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

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,as a common compound, the synthetic route is as follows.

After a 50 mL two-necked flask was replaced by argon, the ligand 5a (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 completed, silica gel was added to the filtrate to produce sand. The crude product was obtained by silica gel column chromatography, and then washed with methanol or pentane-DCM to obtain yellow-green solid product 6a in a yield of 79%., 246047-72-3

246047-72-3 (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium 11147261, aruthenium-catalysts compound, is more and more widely used in various fields.

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

(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, cas is 246047-72-3, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,246047-72-3

1-(isopropylsulfanyl)-2-vinylbenzene (25.0 mg, 0.14 mmol), cuprous chloride (16.7 mg, 0.17 mmol) and (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium (119 mg, 0.14 mmol) were dissolved in 6 mL dichloromethane in a 10 mL round-bottomed flask under dry nitrogen topped with a reflux condenser. The reaction mixture was refluxed for 4.5 h. The resulting mixture was evaporated to dryness. The crude product was purified by chromatography on silica gel using 7:3 n-hexane and acetone as eluent to give a teal solid (48.0 mg, 55%). Two additional byproducts were separated by chromatography, but only one was fully characterized by NMR analysis: the trans-catalyst isomer green solid (8.1 mg, 9%) and additional green solid (14.2 mg). Both spontaneously converted with time to product 1A according to NMR analysis. Crystals suitable for X-ray analysis were obtained by laying hexanes over a solution of 1A in dichloromethane for few days at -18 C. [0056] 1H NMR (500 MHz, CD2Cl2): delta 0.76 (d, J=6.5 Hz, 3H), 1.41 (d, J=7.4 Hz, 3H), 1.56 (s, 3H), 2.16 (s, 3H), 2.37 (s, 3H), 2.44 (s, 3H), 2.57 (s, 3H), 2.64 (s, 3H), 3.58 (m, 1H), 3.80 (m, 1H), 3.88 (m, 1H), 4.00 (m, 1H), 4.11 (m, 1H), 5.96 (bs, 1H), 6.79 (d, J=7.5 Hz, 1H), 6.88 (bs, 1H), 7.04 (bs, 1H), 7.12 (bs, 1H), 7.17 (t, J=6.4 Hz, 1H), 7.46 (m, 2H), 17.14 (s, 1H) ppm. 13C NMR (125 MHz, CDCl3): delta 17.7, 18.7, 19.7, 20.3, 20.9, 21.0, 21.3, 24.2, 39.0, 51.4, 51.6, 123.7, 128.6, 129.4, 129.6, 129.7, 129.8, 130.7, 131.7, 135.0, 135.4, 135.6, 137.3, 137.7, 138.5, 140.3, 140.4, 156.6, 213.6, 285.6 ppm. APCI-MS m/z (M-Cl)+: 607.1 (Calc. 607.15).

With the rapid development of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

Reference£º
Patent; LEMCOFF, N. Gabriel; BEN-ASULY, Amos; US2014/155511; (2014); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, cas is 246047-72-3, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,246047-72-3

General procedure: To a Schlenk flask charged with Grubbs? catalyst 2 (0.42 g,0.50 mmol) and CuCl (0.05 g, 0.50 mmol), compound 14 (or 15, 16)(0.6 mmol) in 10 mL dry dichloromethane was added at room temperature under N2. The resulting mixture was stirred for 40 min at 40 C. After being cooled to room temperature, the reaction mixturewas filtered and the clear filtrate was collected. The solvent from the filtrate was evaporated under vacuum to give a residue. The residue was purified by silica gel chromatography (CH2Cl2:ethyl acetate 2:1 or pentanes: ethyl acetate 3:2 or 1:1) to givethe desired product as a green crystalline solid.

With the rapid development of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

Reference£º
Article; Zhang, Yiran; Shao, Mingbo; Zhang, Huizhu; Li, Yuqing; Liu, Dongyu; Cheng, Yu; Liu, Guiyan; Wang, Jianhui; Journal of Organometallic Chemistry; vol. 756; (2014); p. 1 – 9;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

Name is (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, as a common heterocyclic compound, it belongs to ruthenium-catalysts compound, and cas is 246047-72-3, its synthesis route is as follows.,246047-72-3

Example 4 – Synthesis of the complex 3 according to the invention The commercially available complex G (1.0 g, 1.18 mmol) was placed in a flask, to which methylene chloride was added (24 ml). This was followed by adding the compound of the formula: (141 mg, 1.17 mmol) and tricyclohexylphosphine (330 mg, 1.18 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 (797 mg, 82% yield). The NMR data are consistent with Example 3.

With the complex challenges of chemical substances, we look forward to future research findings about (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium

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

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.246047-72-3,(1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium,as a common compound, the synthetic route is as follows.

Grubbs second generation catalyst (100 mg, 0.117 mmol), 2-[(2,4,6-trimethylphenylimino)methyl]phenol (pKa: 8.84+/-0.30) (0.117 mmol), silver (I) carbonate (16.27 mg, 0.058 mmol), and THF (2 ml) were reacted at room temperature during 2 h. The solvent was evaporated and crude reaction product purified on chromatography column to give an orange-brown complex. Yield 30%., 246047-72-3

246047-72-3 (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium 11147261, aruthenium-catalysts compound, is more and more widely used in various fields.

Reference£º
Patent; Telene S.A.S.; US2011/65925; (2011); A1;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI