Category: ruthenium-catalysts

Dichlorotris(triphenylphosphino)ruthenium (II), cas is 15529-49-4, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,15529-49-4

In the Schlenk flask, 20 mg (0.17 mmol) of tzdtH was dissolved in60 mL of ethanol. To this, 60 mL of CH2Cl2 containing 30 muL of Et3N followedby 70 mg of [RuCl2(PPh3)3] reactant were added. After stirring for30 min, under room temperature, colormixture changed froma brownishto a yellowish suspension. Solvent was removed under reduced pressureand the yellowish solid was filtered andwashedwith ethanol and diethylether and then dried under vacuum to yield 50 mg (79%). Anal. Calc. for[RuC42H38N2S4P2].H2O:exp. (calc) 57.76 (57.91); H, 4.22 (4.51); N, 3.33 (3.22); S, 15.17 (14.73) %. Molar conductance (S cm2 mol-1,CH2Cl2) 1.8. IR (cm-1) (upsilonC-H) 3072, 3049, 2947, 2928; (upsilonCH2) 2849;(upsilonCN) 1527; 1508; (nuCC(ring) + nuCC(dppb)) 1479, 1385; (upsilonC-S) 1188;(upsilonC-P) 1088; (nuring) 1045, 993; (gammaCS) 750; (gammaring) 696; (upsilonRu-P) 520;(upsilonRu-S) 497; (upsilonRu-N) 435. 31P{1H} NMR (162 MHz, CDCl3, 298 K): delta(ppm) 54.2 (s); 1H NMR (400 MHz, CDCl3, 298 K): delta (ppm): 7.32 (12H,m, Ho of PPh3); 7.23 (6H, t, Hp of PPh3); 7.10 (12H, t, Hm of PPh3); 3.27(2H, ddd, CH2 of tzdt); 3.20 (2H, dd, CH2 of tzdt); 2.94 (2H, ddd, CH2 oftzdt); 2.65 (2H, dd, CH2 of tzdt). 13C{1H} NMR (125.74 MHz, CDCl3,298 K): delta (ppm) 181.88 (CS); 137.33-127.09 (36C, C-PPh3); 56.49 (2C,CH2-N of tzdt) and 31.72 (2C, CH2-S of tzdt). UV-vis (CH2Cl2,4 ¡Á 10-5 M): lambda/nm (epsilon/M-1 cm-1) 310 (1993).

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

Reference£º
Article; Correa, Rodrigo S.; Da Silva, Monize M.; Graminha, Angelica E.; Meira, Cassio S.; Dos Santos, Jamyle A.F.; Moreira, Diogo R.M.; Soares, Milena B.P.; Von Poelhsitz, Gustavo; Castellano, Eduardo E.; Bloch, Carlos; Cominetti, Marcia R.; Batista, Alzir A.; Journal of Inorganic Biochemistry; vol. 156; (2016); p. 153 – 163;,
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

Solid [Ru(PPh3)3Cl2] (200 mg, 0.21 mmol) was added to a methanol solution (30 ml) of H2L1 (153 mg, 0.42 mmol) and NaOAc(35 mg, 0.42 mmol). The mixture was boiled under reflux for 1 h and then cooled to room temperature. The red solid deposited was collected by filtration and dried in air. This material was dissolved in minimum amount of dichloromethane and transferred to a silica gel column packed with dichloromethane. The first yellow band moved with the eluent 1 : 4 mixture of dichloromethane/ n-hexane was discarded. The following red band containing the complex 1 was eluted with a 2 : 3 mixture of dichloromethane/ n-hexane. The red solution thus obtained was evaporated to dryness and the complex was collected as a dark red solid. The yield was 220 mg (78 %)., 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; Nagaraju, Koppanathi; Pal, Samudranil; Inorganica Chimica Acta; vol. 413; (2014); p. 102 – 108;,
Highly efficient and robust molecular ruthenium catalysts for water oxidation
Catalysts | Special Issue : Ruthenium Catalysts – MDPI

Dichlorotris(triphenylphosphino)ruthenium (II), cas is 15529-49-4, it is a common heterocyclic compound, the ruthenium-catalysts compound, its synthesis route is as follows.,15529-49-4

(PPh3)3RuCI2 (1 eq., 0.575 g, 0.6 mmol) and 1-2,6-dimethylphenyl-1-phenyl-prop-2-yn-1-ol (compound D, 1.5 eq., 0.213 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; 0.50 g (Yield: 90%). The product was characterized by NMR spectra 31P.31P NMR (121.49 MHz, CDCI3): 629.64.

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

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

(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

To a solution of 9 (59.7 mg, 0.098 mmol) in anhydrous CH2Cl2 (6.0 ml) was added 2ndgeneration Grubbs catalyst (75.3 mg, 0.088 mmol) and CuCl (I) (19.8 mg, 0.20 mmol)under nitrogen at 30 C and stirred for 3 h. The reaction mixture was concentrated invacuo, and the residue was purified by column chromatography on silica gel (hexane /CH2Cl2 = 1 / 1) to give 2j (43.2 mg, 41%).Green crystals; mp 153-157 C; 1H NMR (270 MHz, CDCl3) delta 2.38 (s, 6H), 2.45 (s,12H), 4.21 (s, 1H), 4.90-4.82 (m, 1H), 6.62 (d, J = 12.4 Hz, 1H), 7.07 (s, 5H), 16.22 (s,1H); 19F NMR (466 MHz, CDCl3) delta -80.6 (3F), -106.3 (1F), -108.5 (2F), -121.4 (2F),-121.5 (2F), -122.6 (4F), -125.9 (2F); 13C NMR (68 MHz, CDCl3) delta 19.4, 20.9, 51.4,77.5, 102.8, 103.2, 122.3, 129.4, 139.1, 141.8, 155.8, 155.9, 158.3, 162.1, 209.2, 291.7;IR (FT) 3905, 3857, 3747, 3642, 3569, 2971, 2918, 2363, 2342, 1837, 1723, 1691, 1612,1586, 1486, 1424, 1293, 1213, 1156, 1104, 1029, 915, 846 cm-1; HRMS (FAB) m/z[M+H]+ calcd for C39H37Cl2F18N2ORu 1064.1039; found 1064.1049.

With the rapid development of chemical substances, we look forward to future research findings about 246047-72-3

Reference£º
Article; Kobayashi, Yuki; Suzumura, Naoki; Tsuchiya, Yuki; Goto, Machiko; Sugiyama, Yuya; Shioiri, Takayuki; Matsugi, Masato; Synthesis; vol. 49; 8; (2017); p. 1796 – 1807;,
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 50 ml three-necked flask equipped with a stirring reflux device was charged with 1 mmol of 2-diisopropylphosphineaniline,1.8 mmol of m-chlorobenzyl alcohol, 1 mmol of o-dicyclohexylphosphine benzene, 1 mmol of RuCl2 (PPh3) 3, 1.2 mmol of sodium hydroxide, 20 ml of dioxane and heating at 110 C. for 12 h under a nitrogen atmosphere, After filtration, the resulting solid was recrystallized from a mixed solvent of CH 2 Cl 2 and petroleum ether to give product 12 in a yield of 82%.

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; 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

(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 purged with argon, a ligand 7b (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 produce 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 8b in a yield of 79%.

With the rapid development of chemical substances, we look forward to future research findings about 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

As a common heterocyclic compound, it belongs to ruthenium-catalysts compound, name is (1,3-Dimesitylimidazolidin-2-ylidene)(2-isopropoxybenzylidene)ruthenium(VI) chloride, and cas is 301224-40-8, its synthesis route is as follows.,301224-40-8

General procedure: A mixture of fluorinated acid silver salt 6 (2.2eq.) and dichlororuthenium(IV) complex 5 (1.0eq.) was first dried under vacuum (13Pa) at room temperature for 1h. Dry dichloromethane (5mL) was added and the resulting mixture was stirred at room temperature for 3h in the dark. The solids were filtered off and washed with dry dichloromethane (2mL). Evaporation of the solvent afforded the product 7-9.

With the complex challenges of chemical substances, we look forward to future research findings about 301224-40-8,belong ruthenium-catalysts compound

Reference£º
Article; Babun?k, Mario; ?im?nek, Ond?ej; Ho?ek, Jan; Ryba?kova, Marketa; Cva?ka, Josef; B?ezinova, Anna; Kvi?ala, Jaroslav; Journal of Fluorine Chemistry; vol. 161; (2014); p. 66 – 75;,
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.

Wilkinson prepared cis-RuCl2(PPh3)2(NCPh)2 by the reaction of RuCl2(PPh3)3 with NCPh in acetone and characterized it by elemental analysis and infrared spectroscopy [1]. In our hands this compound can also be obtained by the reaction in toluene. A 0.099 g (0.10 mmol) sample of RuCl2(PPh3)3 was added to 0.032 mL (0.033 g, 0.32 mmol) of NCPh in 2 mL toluene. The resulting mixture was stirred rapidly for several seconds and immediately filtered. After 3-6 h at room temperature yellow crystals began to form. After about 24 h the supernatant was removed and the yellow crystalline RuCl2(PPh3)2(NCPh)2 was dried under vacuum to yield 0.093 g (0.10 mmol, 100%) of RuCl2(PPh3)2(C7H5N)2, m.p. = 186.5-187.9 C (dec), IR(KBr (cm-1): 3052 m, 2240 m, 2230 m, 2216 m, 1431 s, 1259 w, 1085 m, 1023 w, 740 s, 692 s, 512. 31P NMR (CDCl3): 25.6 s. X-ray quality crystals were obtained from a similar reaction that took place in an NMR tube in d-toluene.

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; Cruz, Santina S.; Amenta, Donna S.; Gilje, John W.; Yap, Glenn P.A.; Polyhedron; vol. 114; (2016); p. 179 – 183;,
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

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.

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; 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

(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

A suspension of 218 mg (0.26 mmol) of [RuCl2(PCy3) (ImH2Mes)(phenylmethy- lene)], 26 mg (0.26 mmol) copper chloride and 49 mg (0.29 mmol) 2-methyl-8-vinyl- quinoline in 17 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 7:3) and finally digested in 15 ml hexane at room temperature for 30 min to yield 157 mg (96%) of the title compound as green crystals. MS: 632.9 (M+). 1H-NMR (300 MHz, C6D6): 2.15 (s, 3H); 2.29 (s, 6H); 2.64 (s, 12H); 3.49 (s, 4H); 6.30 (d, J=8.4Hz, IH); 6.80 (t, J=7.3Hz, IH); 6.98 (s, 4H); 7.10 (d, J=8.4Hz, IH); 7.40 (d, J=8.1Hz, IH); 7.52 (d, J=7.0Hz, IH), 17.15-17.32 (br, IH). Anal, calcd. for C32H35N3Cl2Ru: C, 60.66; H, 5.57; N, 6.63; Cl, 11.19. Found: C, 60.33; H, 5.58; N, 6.27; Cl, 10.90.

With the rapid development of chemical substances, we look forward to future research findings about 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