Category: 886762-08-9

Application of 886762-08-9, 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. 886762-08-9, name is 5-Bromo-2-(trifluoromethoxy)aniline belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

N-(5-bromo-2-(trifiuoromethoxy)phenyl)acrylamide (2): To a solution of 5-bromo- 2-(trifiuoromethoxy)aniline (1.2 g, 4.7 mmol) in dichloromethane (5.0 niL), diisopropylethylamine (727 mg, 5.64 mmol) and acryloyl chloride (382 mg, 4.22 mmol) were added at -78 C. The reaction mixture was allowed to stir at 0 C for 2 h. After completion of the reaction, the reaction mixture was diluted with water and extracted with ethyl acetate. The organic layer was dried over anhydrous sodium sulfate and concentrated under reduced pressure to afford 2 (1.4 g, 93%) as an off white solid. 1H NMR (400 MHz, DMSO-d6) : delta 5.79-5.80 (dd, J = 1.82 Hz, 10.2 Hz, 1H), 6.26-6.27 (dd, J = 1.8, 17.0 Hz, 1H), 6.61-6.63 (dd, J = 17.0 Hz, 1H), 7.38-7.40 (m, 2H), 8.28-8.29 (d, J = 2.3 Hz, 1H), 10.07 (brs, 1H). MS m/z (M+H): 310.45

The synthetic route of 5-Bromo-2-(trifluoromethoxy)aniline has been constantly updated, and we look forward to future research findings.

Reference:
Patent; CELGENE AVILOMICS RESEARCH, INC.; ALEXANDER, Matthew David; MCDONALD, Joseph John; NI, Yike; NIU, Deqiang; PETTER, Russell C.; QIAO, Lixin; SINGH, Juswinder; WANG, Tao; ZHU, Zhendong; WO2014/149164; (2014); A1;,
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Reference of 886762-08-9, The chemical industry reduces the impact on the environment during synthesis 886762-08-9, name is 5-Bromo-2-(trifluoromethoxy)aniline, I believe this compound will play a more active role in future production and life.

General Procedure: Methyl 2-{[4-(chlorosulfonyl)-2,3-dimethylphenyl]oxy}propanoate (7) (4 g, 13.0 mmol) was dissolved in pyridine (10 mL). After 5 min, 3-bromo-2-chloroaniline (3.22 g, 15.6 mmol) was added. The reaction was complete within a few hours. The reaction mixture was then extracted using diethyl ether. The combined organic phases were washed with 1N HCl and brine, dried over sodium sulfate, filtered, and concentrated in vacuo to afford the title compound which was used without further purification.

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, 5-Bromo-2-(trifluoromethoxy)aniline, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Evans, Karen A.; Shearer, Barry G.; Wisnoski, David D.; Shi, Dongchuan; Sparks, Steven M.; Sternbach, Daniel D.; Winegar, Deborah A.; Billin, Andrew N.; Britt, Christy; Way, James M.; Epperly, Andrea H.; Leesnitzer, Lisa M.; Merrihew, Raymond V.; Xu, Robert X.; Lambert, Millard H.; Jin, Jian; Bioorganic and Medicinal Chemistry Letters; vol. 21; 8; (2011); p. 2345 – 2350;,
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Synthetic Route of 886762-08-9, The chemical industry reduces the impact on the environment during synthesis 886762-08-9, name is 5-Bromo-2-(trifluoromethoxy)aniline, I believe this compound will play a more active role in future production and life.

General procedure: 1,1-Cyclopropanedicarboxylic acid (5) (12.0 g, 15.4 mmol) was dissolved in anhydrous THF (50 mL). Then triethanolamine (2.0 mL,13.9 mmol) was added to the mixture and the mixture was stirred on the ice-bath for 30 min. SOCl2 (1.2 mL, 16.66 mmol) was then added. Stirring was continued for 2h, a solution of 3,5-dimethylaniline 6 (3.6 g, 15.4 mmol) in anhydrous THF (10 mL) was added and continued stirring for 2h, after that, the ice bath was removed, and the mixture was stirred at room temperature overnight. After the completion of the reaction, the mixture was filtered and concentrated in vacuo. The residues was purified by silica gel flash chromatography (PE/AcOEt = 5:1) to yield 7 as white solid (0.8 g, 30.7%).

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, 5-Bromo-2-(trifluoromethoxy)aniline, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Li, Chuansheng; Shan, Yuanyuan; Sun, Ying; Si, Ru; Liang, Liyuan; Pan, Xiaoyan; Wang, Binghe; Zhang, Jie; European Journal of Medicinal Chemistry; vol. 141; (2017); p. 506 – 518;,
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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. 886762-08-9, name is 5-Bromo-2-(trifluoromethoxy)aniline belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. Computed Properties of C7H5BrF3NO

Step 2: 5-methyl-2-(trifluoromethoxy) aniline 5-bromo-2-(trifluoromethoxy) aniline (1.14g, 4.46mmol) obtained from the last step, methyl boronic acid (0.72g, 12mmol), potassium carbonate (1.66g, 12mmmol), [1,1′-bis (diphenylphosphino) ferrocene] dichloropalladium (0.29g, 0.4mmol) and 1,4-dioxane (25mL) were added to a 100mL reaction flask. The reaction mixture was heated up to 80 C and stirred overnight. After completion of the reaction, the reaction solution was concentrated and dissolved in ethyl acetate. The organic phase was washed with saturated ammonium chloride and saturated brine, dried, concentrated and purified by column chromatography (ethyl acetate/petroleum ether=1:15) to obtain the title compound (yellow oil, 0.61g, 72%). (MS: [M+1] 192.1)

The synthetic route of 886762-08-9 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Beijing Pearl Biotechnology Limited Liability Company; DONG, Jiaqiang; ZHONG, Boyu; YUAN, Hongbin; SHI, Quan; CHU, Shaosong; ZHANG, Deyi; ZHANG, Ruihao; (219 pag.)EP3150592; (2017); A1;,
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Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 886762-08-9, name is 5-Bromo-2-(trifluoromethoxy)aniline, This compound has unique chemical properties. The synthetic route is as follows., Recommanded Product: 5-Bromo-2-(trifluoromethoxy)aniline

General procedure: A solution of substituted anilines (12.4 mmol) dissolved in 30 mL anhydrous THF was added very slowly into a stirred solution of triphosgene (1.40 g, 4.80 mmol) in 20 mL of THF. After stirringfor 15 min, triethylamine (2.90 mL, 20.6 mmol) was then added slowly to the reaction mixture. Stirring was continued for 20 min, various aromatic heterocyclic amines (12.0 mmol) in anhydrous THF (20 mL) was added directly to the above residue. After completion of the action, the reaction was quenched with dilute NaHCO3 and the solvent was subsequently removed in vacuo and extracted with ethyl acetate (3 30 mL). The organic layer was washed with water and brine, and dried over Na2SO4. After filtration and concentration in vacuo, the residues was purified by silicagel flash chromatography (PE/AcOEt = 5:1) gave as white solid (3a-3h) (yield: 30-50%).

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 886762-08-9.

Reference:
Article; Shan, Yuanyuan; Wang, Chen; Zhang, Lin; Wang, Jinfeng; Wang, Maoyi; Dong, Yalin; Bioorganic and Medicinal Chemistry; vol. 24; 4; (2016); p. 750 – 758;,
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In the chemical reaction process, reaction time, type of solvent, can easily affect the result of the reaction, thereby determining the yield and properties of the reaction product. An updated downstream synthesis route of 886762-08-9 as follows. Computed Properties of C7H5BrF3NO

10.74 g (93.75 mmol) of tert-butyl nitrite and 28.5 g (150 mmol) of copper iodide are suspended in 270 ml of acetonitrile and heated to 60 C. A solution of 15 g (62.5 mmol) of 5-bromo-2-trifluoromethoxyaniline in 130 ml of acetonitrile is slowly added dropwise to this suspension and the mixture is left to stir at 60 C. for another hour. The reaction solution is then poured on to a mixture of 250 ml of 2 N aqueous HCl and 250 ml of ethyl acetate. The organic phase is washed twice more with aqueous NaCl solution, filtered through a little silica gel and concentrated. The residue is separated by chromatography on silica gel (ethyl acetate/n-heptane=1/18). This affords 12.2 g (52% yield) of product 96 as a colorless oil.

According to the analysis of related databases, 886762-08-9, the application of this compound in the production field has become more and more popular.

Reference:
Patent; SANOFI-AVENTIS; US2011/59910; (2011); A1;,
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