Day: June 16, 2021

As a common heterocyclic compound, it belongs to iron-catalyst compound, name is Aminoferrocene, and cas is 1273-82-1, its synthesis route is as follows.

Preparation of ferrocene derivatives (Fc04) [Reaction formula V] Reaction Formula V is the preparation of compound Fc04,The detailed preparation step was the same as the step (1) of Example 1,The difference is that,The amount of 4-bromobiphenyl added to the present example was 840 mg (3.61 mmol)And the stripping system used in the purification process of column chromatography was 3: 1 (v / v) of n-hexane with ethyl acetate,And after the column chromatography purification requires two sublimation steps,The final compound Fc04 solid (yield 42%) was obtained. A solution of 300 mg (1.49 mmol) of the amine ferrocene obtained in Preparation Example 1,380 mg (1.64 mmol) of 4-bromobiphenyl (4-bromobiphenyl)17 mg (0.075 mmol) of palladium acetate [Pd (OAc) 2]67 mg (0.12 mmol) of 1,1′-bis (diphenylphosphino) ferrocene (dppf) and 577 mg (6 mmol) of sodium tert-butoxide (NaOtBu)And with 5 mL of toluene as solvent,The reaction was carried out at 90 C for 72 hours,And then into the pure water,Extracted with 60 mL of ether 5 times,The resulting organic layer was washed with anhydrous magnesium sulfate and the solvent was removed,Purification by column chromatography [3: 2 (v / v) n-hexane and ethyl acetate]

1273-82-1, 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.,1273-82-1 ,Aminoferrocene, other downstream synthetic routes, hurry up and to see

Reference：
Patent; Zheng, Jianhong; Lai, Zhenchang; Zhang, Yuwei; Liao, Chunyi; Huang, Minjie; (31 pag.)CN106317129; (2017); 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

1287-16-7, 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. Ferrocenylacetic acid, cas is 1287-16-7,the iron-catalyst compound, it is a common compound, a new synthetic route is introduced below.

1)1 mmol of ferrocenyl acetic acid and 1 mmol of 3-ethyl-4-amino-5-mercapto-1,2,4-triazole were weighed out,Added to a dry 250mL single-necked flask,Then p-toluenesulfonic acid 0.13 mmol,Then 5 mL of DMF was added thereto,The glass rod is stirred to dissolve it.2)The round bottom flask was placed in a microwave reactor,380W under irradiation once every 30s,The duration of irradiation is 3min.After irradiation,cool down.3)Pour it into a crushed beaker,With potassium carbonate and potassium hydroxide pH = 7,Placed overnight,filter,Washed,dry,A crude product of 3-ethyl-6-ferrocenylmethylene-1,2,4-triazolo [3.4-b] -1,3,4-thiadiazole was obtained,With 80% aqueous ethanol recrystallization,A brown solid,The yield was 83%

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 Ferrocenylacetic acid, 1287-16-7

Reference：
Patent; Shaanxi University of Science and Technology; Liu, Yuting; Song, Simeng; Yin, Dawei; Jiang, Shanshan; Liu, Beibei; Yang, Aning; Wang, Jinyu; Lyu, Bo; (13 pag.)CN104231004; (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, Ferrocenemethanol, cas is 1273-86-5 its synthesis route is as follows.

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%.

1273-86-5, 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.,1273-86-5 ,Ferrocenemethanol, other downstream synthetic routes, hurry up and to see

Reference：
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

Name is Ferrocenylacetic acid, as a common heterocyclic compound, it belongs to iron-catalyst compound, and cas is 1287-16-7, its synthesis route is as follows.

General procedure: A mixture of ferrocene acetic acid (1 mmol), the required 3-substituted-4-amino-5-mercapto-1,2,4-triazole(1 mmol), and p-toluenesulfonic acid (0.1 mmol) in DMF(10 mL) was stirred until a homogeneous solution was obtained. The mixture was exposed to microwave irradiation for about 3 min at 350 W and then cooled and poured into crushed ice. The mixture was adjusted to pH 7 with potassium carbonate and potassium hydroxide and then kept overnight at room temperature. The crude product was filtered off, dried and recrystallized from 80% ethanol to afford the pure product (Scheme 1).

1287-16-7, 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.,1287-16-7 ,Ferrocenylacetic acid, other downstream synthetic routes, hurry up and to see

Reference：
Article; Liu, Yuting; Xin, Hong; Yin, Jingyi; Yin, Dawei; Transition Metal Chemistry; vol. 43; 5; (2018); p. 381 – 385;,
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, Ferrocenecarboxaldehyde, cas is 12093-10-6 its synthesis route is as follows.

General procedure: To a stirred solution of KOH (12.0 equiv.)in absolute EtOH (100 mL) cooled to 0 C in an ice-bath were added dropwise a solution of thecorresponding acetophenone (1.0 equiv.) and aldehyde (1.0 equiv.) in EtOH (20 mL). The reactionmixture was stirred at 0 C for 1 h and then at room temperature for 72 h under a nitrogen atmosphereor until TLC analysis indicated complete consumption of starting material. The resulting mixture wasthen poured into ice-water (100 mL) and acidified to pH 3-4 with 3 M HCl. The aqueous solution wasextracted with CHCl3 (3 100 mL) and the combined organic layer was washed with satd NaHCO3(2 100 mL), brine (2 100 mL), dried over anhydrous MgSO4, filtered and the solvent removedunder reduced pressure. The crude residue was purified by flash column chromatography over silicaand/or recrystallized from MeOH or absolute EtOH to afford the corresponding chalcones.

12093-10-6, 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.,12093-10-6 ,Ferrocenecarboxaldehyde, other downstream synthetic routes, hurry up and to see

Reference：
Article; Sum, Tze Han; Sum, Tze Jing; Galloway, Warren R. J. D.; Collins, Suil; Twigg, David G.; Hollfelder, Florian; Spring, David R.; Molecules; vol. 21; 9; (2016);,
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 Acetylferrocene, and cas is 1271-55-2, its synthesis route is as follows.

To a 100 mL round bottom reaction flask was added p-toluenesulfonyl hydrazide (1.5 eq)Methanol was gradually added until the p-toluenesulfonyl hydrazide was completely dissolved.Heated to 60oC,After a small amount of methanol was used to dissolve acetyl ferrocene (1 equivalent) prepared in the previous reaction,Was added dropwise to p-toluenesulfonyl hydrazide solution,Stirring to reflux to a large amount of solid precipitation.Suction filtered, washed with petroleum ether,Dry, getAcetylferrocene p-toluenesulfonyl hydrazone.Yield 81%.

1271-55-2, 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.,1271-55-2 ,Acetylferrocene, other downstream synthetic routes, hurry up and to see

Reference：
Patent; Inner Mongolia University; Zhang Hao; Ling Li; Hu Jianfeng; Huo Yanhong; (11 pag.)CN107226829; (2017); 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

It is a common heterocyclic compound, the iron-catalyst compound, Ferrocenemethanol, cas is 1273-86-5 its synthesis route is as follows.

General procedure: To a solution of ferrocenyl alcohol 1 or 2 (2.0 mmol) and correspondingmercapto derivative in dry MeNO2 (5 mL) CAN (22 mg,0.04 mmol, 0.2 mol%) was added. The resulting mixture was stirredat room temperature until TLC analysis revealed complete disappearanceof starting alcohol 1 or 2 (usually 3-4 h). Then reactionmixture was poured onto a water (40 mL), organic layer was separated,the aqueous phase was extracted with EtOAc (2 10 mL),and the combined organic solution was dried over Na2SO4, filteredand the solvents were evaporated in vacuo. The remained productwas treated with CH2Cl2 (50 ml) and passed through a silica gellayer (2.5 cm) on the filter to give corresponding products 5-9,11 after the evaporation of volatiles at reduced pressure.

1273-86-5, 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.,1273-86-5 ,Ferrocenemethanol, other downstream synthetic routes, hurry up and to see

Reference：
Article; Ol’shevskaya, Valentina A.; Makarenkov, Anton V.; Borisov, Yury A.; Ananyev, Ivan V.; Kononova, Elena G.; Kalinin, Valery N.; Ponomaryov, Andrey B.; Polyhedron; vol. 141; (2018); p. 181 – 190;,
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

102-54-5, 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. Ferrocene, cas is 102-54-5,the iron-catalyst compound, it is a common compound, a new synthetic route is introduced below.

Ferrocene (0.500 g, 2.69 mmol) and acetic anhydride (1.7 mL) were dissolved in acid, phosphoric acid aqueous solution (85% in 0 oC, 0.53 g, were placed 0.30 mL, 4.8 mmol). After heating the reaction mixture under reflux for 15 minutes, it poured into a beaker containing 20 g of ice. After all the ice is melted were placed in a saturated aqueous solution of sodium bicarbonate until air bubbles are no longer generated. The reaction mixture was cooled to 0 dried under reduced pressure gave filtered while washing the resulting solid with water to give a red solid Compound 1b. (0.598 g, 97%).

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 Ferrocene, 102-54-5

Reference：
Patent; Diatech Korea Co. Ltd.; Sogang University Research Foundation; Moon, PongJin; Oh, HaNa; Kang, NaNa; Cheon, AeRan; Park, Gye Shin; Park, Hyeong Soon; Pang, Choo Young; (31 pag.)KR101583811; (2016); B1;,
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