Iron catalyst

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.1271-51-8,Vinylferrocene,as a common compound, the synthetic route is as follows.

Add 1t (0.2 mmol, 42mg) of vinyl ferrocene, 2a (0.2 mmol, 29 muL), toluene (1 mL), and Cp to the reaction tube in this order.2ZrH2(0.01 mmol, 2.3 mg). Stir the reaction at room temperature under a nitrogen (1 atm) atmosphere.GC detection until the reaction is complete.Filter through celite, spin dry the solvent under reduced pressure, and purify the residue by silica gel column chromatography. Use petroleum ether: ethyl acetate (40 mL: 1 mL) as the eluent to obtain ferrocene vinyl boric acid as a yellow oil Pinacol ester 3t (63mg, 80%).

1271-51-8, 1271-51-8 Vinylferrocene 16211828, airon-catalyst compound, is more and more widely used in various fields.

Reference£º
Patent; Chinese Academy Of Sciences Lanzhou Chemical Physics Institute; Wu Lipeng; Shi Xiaonan; (17 pag.)CN110483561; (2019); A;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

Name is Iron(III) acetylacetonate, as a common heterocyclic compound, it belongs to iron-catalyst compound, and cas is 14024-18-1, its synthesis route is as follows.,14024-18-1

The magnetic iron oxide oxide nanoparticles [Fe-nanoparticles] were prepared as described [64-66]. In brief, the iron oleate complex was synthesized from 2mmol iron(III)acetyl acetonate [Fe(acac)3] that was suspended in 20mL of benzyl ether. After addition of 10mmol 1,2-hexadecanediol, 6mmol oleic acid and finally 6mmol oleylamine the reaction was started under argon atmosphere and heated to 250C under reflux for 30min. The resulting dark-brown solution was cooled to room temperature; during this process the magnetite nanoparticles are produced; they have a size of ?7nm, are monodisperse, and can be conveniently attracted as well as translocated in the organic as well as the aqueous environment by using a circular magnet 18¡Á10mm.

With the complex challenges of chemical substances, we look forward to future research findings about Iron(III) acetylacetonate

Reference£º
Article; Li, Qiang; Wang, Xiaohong; Korzhev, Michael; Schroeder, Heinz C.; Link, Thorben; Tahir, Muhammad Nawaz; Diehl-Seifert, Baerbel; Mueller, Werner E.G.; Biochimica et Biophysica Acta – General Subjects; vol. 1850; 1; (2015); p. 118 – 128;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

As a common heterocyclic compound, it belongs to iron-catalyst compound, name is Ferrocenecarboxylic acid, and cas is 1271-42-7, its synthesis route is as follows.,1271-42-7

According to the preparation method disclosed in Aanl. Biochem., 218, 436(1994), a mixture of 1,000 mg of ferrocenecarboxylic acid(4.35 mmol) and 560 mg of N-hydroxysuccineimide(4.87 mmol) was dissolved in 40 ml of distilled 1,4-dioxane, added 100 mg of dicyclohexylcarbodiimide dissolved in 10 ml of distilled 1,4-dioxane, and stirred for 12 hours under a nitrogen atmosphere. The resulting solution was filtered and the solid thus obtained was purified by silicagel chromatography using a mixture of n-hexane and ethylacetate(1:1, Rf=0.40) as an eluent to obtain 1.39 g of the title compound as a light yellow solid (Yield: 99%). [00029] 1H NMR(CDCl3; 300 MHz) delta 2.88(4H, br s), 4.39(5H, s), 4.57(2H, m), 495(2H, m) ppm

With the complex challenges of chemical substances, we look forward to future research findings about 1271-42-7,belong iron-catalyst compound

Reference£º
Patent; Mitocon Ltd.; US6809201; (2004); B2;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

Acetylferrocene, cas is 1271-55-2, it is a common heterocyclic compound, the iron-catalyst compound, its synthesis route is as follows.,1271-55-2

A solution of pure TsNHNH2 (15 mmol) in methanol (30 mL) was stirred and heated to 60 C until the TsNHNH2 dissolved. The mixture was cooled to room temperature. Then a solution of acetyl ferrocene 1a (10 mmol) in methanol was dropped into the mixture slowly. After approximately 0.5 h, the crude products could be obtained as solid precipitate. The precipitate was washed with petroleum ether then removed in vacuo to give yellow solid 2a in 86 % yield. mp 187-189 C. 1H NMR (500 MHz, DMSO) delta 10.00 (s,1H), 7.81 (d, J = 7.9 Hz, 2H), 7.43 (d, J = 7.8 Hz, 2H), 4.49 (s, 2H), 4.29 (s, 2H), 3.93 (s, 5H), 2.36 (s, 3H), 2.04 (s, 3H). 13C NMR (126 MHz, DMSO) d 155.1, 143.0, 136.4, 129.1, 127.6, 69.6, 68.9, 66.8, 20.9, 15.0. HRMS (ESI-TOF) m/z: [M]+ calcd. for C19H20FeN2O2S 396.0595; Found: 396.0594.

As the rapid development of chemical substances, we look forward to future research findings about 1271-55-2

Reference£º
Article; Ling, Li; Hu, Jianfeng; Zhang, Hao; Tetrahedron; vol. 75; 17; (2019); p. 2472 – 2481;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

As a common heterocyclic compound, it belongs to quinuclidine compound,Quinuclidine-4-carboxylic acid hydrochloride,40117-63-3,Molecular formula: C8H14ClNO300,mainly used in chemical industry, its synthesis route is as follows.,1271-51-8

A mixture of vinylferrocene (1 mmol), K2CO3 (2.5or 5 mmol), tetrabutylammonium tetrafluoroborat (2.5 or 5 mmol),the given amount of appropriate bromine-substituted compoundand catalytic amount of Pd(OAC)2 in 10 ml DMF was stirred at 80 ¡ãCunder argon atmosphere overnight. After the completion of thereaction, the cooled mixture was filtered, diluted with CH2Cl2(50 ml) and washed with H2O (3 x 50 ml). The organic phase was dried over Na2SO4, filtered and the solvent was removed under thereduce pressure. The crude products were purified by columnchromatography on silica gel with hexane/EtOAC as eluent. Specificdetails for each compound are given below.

With the synthetic route has been constantly updated, we look forward to future research findings about Vinylferrocene,belong iron-catalyst compound

Reference£º
Article; Teimuri-Mofrad, Reza; Rahimpour, Keshvar; Ghadari, Rahim; Journal of Organometallic Chemistry; vol. 846; (2017); p. 397 – 406;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

As a common heterocyclic compound, it belongs to iron-catalyst compound, name is Vinylferrocene, and cas is 1271-51-8, its synthesis route is as follows.,1271-51-8

General procedure: A mixture of 4-bromo-7-(piperidin-1-yl)benzo[c][1,2,5]thiadiazole (2a) (0.298 g, 1 mmol), 4-vinylpyridine (0.115 g, 1.1 mmol), Pd(OAc)2 (5.0 mg, 0.022 mmol), NaOAc (0.82 g, 10 mmol), n-Bu4NBr (0.065 g, 0.2 mmol) and N,N-dimethylformamide (10 mL) was heated at 100 ¡ãC for 24 h under nitrogen atmosphere. After cooling, the reaction was quenched by adding excess water. The precipitate formed was filtered, washed with water, dissolved in dichloromethane, and dried over anhydrous sodium sulfate. After evaporation of the volatiles, the residue was purified by column chromatography on silica gel, using a hexanes/dichloromethane mixture (2:3) as eluant to obtain the title compound 3a. 4.2.6 4-((E)-2-Ferocenylvinyl)-7-((E)-2-(pyridin-4-yl)vinyl)benzo[c][1,2,5]thiadiazole (6c) Compound 6c (0.277 g, 73percent) was prepared as dark solid by following a procedure similar to that described above for 6a by using vinylferrocene. Rf (70percent CH2Cl2/hexanes) 0.39; mp 184-186 ¡ãC; numax (KBr film) 2924, 2847, 1622, 1380, 1100, 965, 810 cm-1; deltaH (500.13 MHz, CDCl3) 4.19 (5H, s, Cp), 4.40 (2H, s, Cp), 4.62 (2H, s, Cp), 7.22 (1H, s), 7.50 (2H, s), 7.61 (1H, buried d, vinyl), 7.69 (1H, d, J=6.0 Hz), 7.75 (1H, d, J=16.0 Hz, vinyl), 7.84 (1H, d, J=16.0 Hz, vinyl), 7.99 (1H, d, J=16.0 Hz, vinyl), 8.6 (2H, br s, pyridine); deltaC (125.77 MHz, CDCl3) 67.5, 69.5, 69.9, 83.0, 121.0, 121.5, 125.2, 126.8, 129.1, 129.2, 129.8, 131.2, 134.0, 145.0, 150.2, 153.7, 153.9; HRMS (ESI): MH+, found 449.0625. C25H19FeN3S requires 449.0649.

With the complex challenges of chemical substances, we look forward to future research findings about Vinylferrocene

Reference£º
Article; Prasad Bolisetty; Li, Chun-Ting; Thomas Justin; Bodedla, Govardhana Babu; Ho, Kuo-Chuan; Tetrahedron; vol. 71; 24; (2015); p. 4203 – 4212;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

Iron(III) acetylacetonate, cas is 14024-18-1, it is a common heterocyclic compound, the iron-catalyst compound, its synthesis route is as follows.,14024-18-1

Fe(acac)3 (3?mmol, 0.706?g) was dissolved in oleylamine (15?mL) and benzyl ether (15?mL) mixed solution and magnetically stirred under a flow of nitrogen. The mixture was dehydrated at 110?C for 1?h, then quickly heated to 300?C at a heating rate of 20?C/min and allowed to react for another 1?h. The black-brown mixture was cooled to room temperature and extract with ethanol (40?mL) to precipitate out the crude Fe3O4 MNPs, which was collected by centrifugation (8000?rpm, 10?min). The black product was then purified by dissolving in hexane (35?mL) and reprecipitating by addition of ethanol (50?mL) for 3 times to give rise to pure Fe3O4 MNPs in black powder (0.15?g). hydrophobic to hydrophilic.

With the rapid development of chemical substances, we look forward to future research findings about Iron(III) acetylacetonate

Reference£º
Article; Guo, Hongen; Zhang, Yixia; Liang, Wenting; Tai, Feifei; Dong, Qingchen; Zhang, Ruiping; Yu, Baofeng; Wong, Wai-Yeung; Journal of Inorganic Biochemistry; vol. 192; (2019); p. 72 – 81;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

Name is Ferrocenemethanol, as a common heterocyclic compound, it belongs to iron-catalyst compound, and cas is 1273-86-5, its synthesis route is as follows.,1273-86-5

General procedure: A 48% aqueous solution of tetrafluoroboric acid (0.21 mL, 1.2 mmol) was added to a suspension of ferrocenyl carbinol (1 mmol) and 2mercaptobenzoxazole (1 mmol) in dichloromethane (1 mL) under vigorous stirring. The stirring was continued for 5-15 mL. Then water (10 mL) and diethyl ether (10 mL) were added to the reaction mixture. The resulting mixture was washed with water (2¡Á20 mL), the organic layer was separated and dried with Na2SO4. The solvent was removed under water pump vacuum. 3(Ferrocenylmethyl)benz[d]oxazole-2-thione (1a). Yield 72%. Yellow powder. M.p. 166.8-167.2 C. Found (%): C, 61.97; H, 4.32; N, 4.04; Fe, 15.96. Calculated (%): C, 61.91; H, 4.33; N, N, 4.01; Fe, 15.99. Rf 0.6 (petroleum ether-ethyl acetate, 3 : 1). MS, m/z (Irel(%)): 349 [M]+ (100). 1H NMR, delta: 4.18 (s, 2 H, C5H4); 4.27 (s, 5 H, C5H5); 4.48 (s, 2 H, C5H4); 5.21 (s, 2 H, CH2); 7.15 (d, 1 H, Het, J = 7.6 Hz); 7.22-7.31 (m, 2 H, Het); 7.32 (d, 1 H, Het, J = 7.6 Hz). 13C NMR, delta: 45.66 (CH2), 68.74 (C5H4), 68.96 (C5H5), 69.69 (C5H4), 80.29 (ipsoC5H4), 109.81 (Het), 110.34 (Het), 124.17 (Het), 124.75 (Het), 131.51 (Het), 147.05 (Het), 180.06 (C=S).

With the complex challenges of chemical substances, we look forward to future research findings about Ferrocenemethanol

Reference£º
Article; Osipova, E. Yu.; Ivanova; Rodionov; Korlyukov; Arkhipov; Simenel; Russian Chemical Bulletin; vol. 65; 12; (2016); p. 2868 – 2872; Izv. Akad. Nauk, Ser. Khim.; vol. 65; 12; (2016); p. 2868 – 2872,5;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

As a common heterocyclic compound, it belong iron-catalyst compound,Ferrocenemethanol,1273-86-5,Molecular formula: C11H3FeO,mainly used in chemical industry, its synthesis route is as follows.,1273-86-5

The cyanuric chloride (TCT)(0.184 g, 1 mmol) and 30 mL of dry tetrahydrofuran were added to a 100 mL round bottom flask,To a stirred solution of 20 mL of ferrocene methanol (0.864 g, 4 mmol) Of the dry tetrahydrofuran solution was slowly added dropwise to the reaction system.After stirring for 30 minutes under ice bath, 10 mL of a solution containing DMAP (0.366 g, 3 mmol)In a dry tetrahydrofuran solution was slowly added dropwise to the reaction system, and the mixture was stirred at room temperature for 5 minutes after stirring for 30 minutes. After the reaction was carried out at room temperature for 5 to 6 hours, the reaction was refluxed. After completion of the reaction, the reaction solution was concentrated under reduced pressure,The residue was separated by column chromatography using (V petroleum ether: V ethyl acetate, 5: 1-2: 1)The mobile phase was eluted to give nitroxyl radical containing ferrocene derivative I, 0.506 g, yield: 70%.

With the synthetic route has been constantly updated, we look forward to future research findings about Ferrocenemethanol,belong iron-catalyst compound

Reference£º
Patent; Xiamen Xitu Materials Institute; Yong Jianping; Lu Canzhong; (9 pag.)CN104804047; (2017); B;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion

It is a common heterocyclic compound, the iron-catalyst compound, Vinylferrocene, cas is 1271-51-8 its synthesis route is as follows.,1271-51-8

General procedure: A deoxygenated mixture of vinylferrocene (170mg, 0.80mmol), K2CO3 (1.50g, 11mmol), tetrabutylammonium bromide (1.19g, 3.70mmol), bromochromone (0.66mmol) and Pd(OAc)2 (20mg, 0.09mmol) in DMF (23ml) was heated at 95¡ãC for 19h. After cooling to r. t. the reaction mixture was evaporated to dryness. Solid residue was dissolved in chloroform and extracted several times with water. The organic phase was dried with MgSO4, filtered and the solvent was removed from the filtrate in vacuo. The residue was subjected to chromatography on SiO2 (eluent: CHCl3/methanol, 50:2). Finally the analytically pure products were obtained after recrystallization from chloroform/n-hexane mixture.

With the complex challenges of chemical substances, we look forward to future research findings about Vinylferrocene

Reference£º
Article; Kowalski, Konrad; Koceva-Chy, Aneta; Szczupak, Lukasz; Hikisz, Pawel; Bernasin?ska, Joanna; Rajnisz, Aleksandra; Solecka, Jolanta; Therrien, Bruno; Journal of Organometallic Chemistry; vol. 741-742; 1; (2013); p. 153 – 161;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
Iron Catalysis in Organic Synthesis: A Critical Assessment of What It Takes To Make This Base Metal a Multitasking Champion