Category: 61272-76-2

Adding a certain compound to certain chemical reactions, such as: 61272-76-2, name is 4-Fluoro-2-iodoaniline, belongs to iodides-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 61272-76-2, COA of Formula: C6H5FIN

Step 1 4-dimethylamino-1-[3-(5-fluoro-2-triethylsilanyl-1H-indol-3-yl)propyl]-4-phenylcyclohexanol A mixture of 4-dimethylamino-4-phenyl-1-(5-triethylsilanyl-pent-4-inyl)cyclohexanol (525 mg, 1.31 mmol), 4-fluoro-2-iodoaniline (374 mg, 1.58 mmol), [1,3-bis-(2,6-diisopropyl-phenyl)imidazol-2-ylidene]-(3-chloropyridyl)palladium(II)-chloride (PEPPSI, 178 mg, 0.26 mmol) and sodium carbonate (694 mg, 6.6 mmol) was evacuated for 30 min (oil pump). It was then flushed with argon and absolute N,N-dimethylformamide (5 mL, previously flushed for 1 h with argon) was added by syringe via a Schlenk tube. The mixture was stirred for 18 h at 100° C. and changed colour to dark brown during this. The reaction mixture was then concentrated to low volume in a vacuum, the residue taken up several times in toluol (3*10 mL) and concentrated to low volume again in each case, distributed between water and ethyl acetate (20 mL each) and the phases separated again. The aqueous phase was extracted with ethyl acetate (2*30 mL), the combined organic phases were washed with 1 M sodium thiosulphate solution (30 mL) and saturated sodium chloride solution (50 mL), dried with sodium sulphate and concentrated to low volume in a vacuum. The raw product (1.10 g) was purified by means of flash chromatography (50 g, 20*3.0 cm) with chloroform/methanol (97:3). Yield: 379 mg (57percent) Melting point: 48-50° C. 1H-NMR (DMSO-d6): 0.83-0.99 (m, 15H); 1.23-1.34 (m, 2H); 1.43-1.52 (m, 2H); 1.55-1.64 (m, 6H); 1.72-1.85 (m, 2H); 1.89 (s, 6H); 2.69 (t, 2H, J=7.5 Hz); 3.84 (s, 1H); 6.89 (dt, 1H, J=2.5, 9.3 Hz); 7.22 (dd, 2H, J=2.5, 10.1 Hz); 7.29-7.36 (m, 5H); 10.48 (s, 1H). 13C-NMR (DMSO-d6): 3.2 (3C); 7.3 (3C); 25.6; 26.3; 28.4 (2C); 32.5 (2C); 37.7 (2C); 42.7; 58.8; 68.7; 102.7 (d, J=22 Hz); 109.2 (d, J=27 Hz), 112.0; 125.3; 126.0; 126.7 (2C); 127.2 (2C); 128.2 (d, J=9. Hz); 132.5; 135.6; 139.1; 156.4 (d, J=230 Hz).

If you are interested in these compounds, you can also browse my other articles.Thank you for taking the time to read this article. I hope you enjoyed it.

Reference:
Patent; Grunenthal GMBH; US2009/247505; (2009); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Researchers who often do experiments know that organic synthesis is a process of preparing more complex target molecules from simple raw materials through one or more chemical reactions. Generally, it requires fewer steps, and cheap raw materials. 61272-76-2, name is 4-Fluoro-2-iodoaniline, A new synthetic method of this compound is introduced below., Product Details of 61272-76-2

General procedure: To a 10mL sealed tube was added CuI (0.05mmol), L4 (0.1mmol), ortho-iodo/bromoaniline (0.5mmol), beta-keto ester/beta-diketone (3.0mmol), Cs2CO3 (1.0mmol), and DMSO (1mL). The reaction mixture was reacted at 80°C in a preheated oil bath for 12h (for ortho-iodoanilines) or 36h (for ortho-bromoanilines). The reaction mixture was cooled to room temperature and extracted with ethyl acetate (3×20mL). The combined organic phases were washed with water and brine, dried over anhydrous Na2SO4, and concentrated in vacuo. The residue was purified by flash column chromatograph on silica gel (ethyl acetate/petroleum ether as the eluent) to afford the target products 3a?3s.

The basis of chemical reaction formula synthesis, the synthesis route is composed of some specific reactions and combined according to certain logical thinking. We look forward to the emergence of more reaction modes in the future.

Reference:
Article; Liu, Xiao-Guang; Li, Zi-Hao; Xie, Jian-Wei; Liu, Ping; Zhang, Jie; Dai, Bin; Tetrahedron; vol. 72; 5; (2016); p. 653 – 657;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 61272-76-2, name is 4-Fluoro-2-iodoaniline, belongs to iodides-buliding-blocks compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 61272-76-2, name: 4-Fluoro-2-iodoaniline

General procedure: A mixture of 2-iodoaniline (0.5 mmol), isothiocyanate (0.6 mmol), CuO nanoparticles (0.05 mmol), and Cs2CO3 (1.5 mmol) in PEG-400 (3mL) was stirred at 80°C for 8h (Scheme 1). After the reaction, the reaction mixture was centrifuged and catalyst was separated from the reaction mixture and then followed by washing with ethyl acetate and acetone, dried in vacuo and used directly for further catalytic reactions. The cooled solution was partitioned between ethyl acetate and water, and the organic layer was washed with water and brine, and then dried over Na2SO4. After the removal of the solvent in vacuo, the residue was purified by silica-gel chromatography to give the desired N-substituted-2-aminobenzothiazoles. All the compounds were characterized by comparison with authentic samples [41].

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 4-Fluoro-2-iodoaniline, and friends who are interested can also refer to it.

61272-76-2, name is 4-Fluoro-2-iodoaniline, belongs to iodides-buliding-blocks compound, is considered to be a conventional heterocyclic compound, which is widely used in drug synthesis. The chemical synthesis route is as follows. category: iodides-buliding-blocks

General procedure: A 25mL oven-dried Schlenk tube were added 2-iodoaniline 1a (110mg, 0.5mmol), phenylacetic acid 2a (81.7mg, 0.6mmol) or benzyl chloride 4a (75.9mg, 0.6mmol), selenium powder (118mg, 1.5mmol), CuBr (7.17mg, 10mmolpercent), KOH (56.1mg, 1.0mmol) or Cs2CO3 (326mg, 1.0mmol), DMSO (1.5mL). The tube was purged with nitrogen three times. Then the reaction mixture was stirred in a preheated oil bath at 120°C for 18h. After the reaction was completed, the mixture was diluted with a saturated solution of Na2CO3 (15mL) and extracted with ethyl acetate (3×10mL). The organic layer was dried over anhydrous Na2SO4, then concentrated in vacuo. The residue was purified by silica gel column chromatography (petroleum ether/ethyl acetate, 100/1) to give pure product 3aa.

The synthetic route of 61272-76-2 has been constantly updated, and we look forward to future research findings.

61272-76-2, name is 4-Fluoro-2-iodoaniline, belongs to iodides-buliding-blocks compound, is considered to be a conventional heterocyclic compound, which is widely used in drug synthesis. The chemical synthesis route is as follows. COA of Formula: C6H5FIN

7V-Benzyl-5-bromo-2-iodobenzamide (125 mg, 0.30 mmol), 4-fluoro-2-iodoaniline (29 pL, 0.25 mmol), copper(I) iodide (10 mg, 0.05 mmol), and potassium carbonate (86 mg, 0.63 mmol) were taken up in anhydrous DMSO (1.5 mL). The resulting reaction mixture was first stirred at 80 C for 2 hr, followed by heating to 135 C for another 10 hr. After cooling to room temperature, the mixture was diluted with an excess of Et20 and washed with water. The organic layer was dried over NaiSGy filtered and concentrated. The residue was purified by flash column chromatography (EtOAc : Hex = 0 : 100 to 100 : 0; EtOAc : DCM = 0 : 100 to 30 : 70) to give 10-benzyl-2-bromo-8-fluoro-5,10-dihydro-l li7-dibenzo[Z>,e][l,4]diazepin-l l-one (43 mg, 44 %) as a light yellow solid. (0794) NMR (500 MHz, DMSO-de) d 8.06 (s, 1H), 7.74 (d, J = 2.4 Hz, 1H), 7.54 (dd, J = (0795) 2.4, 8.5 Hz, 1H), 7.30 – 7.24 (m, 5H), 7.22 – 7.17 (m, 1H), 7.09 (dd, J= 6.0, 8.7 Hz, 1H), 7.04 (d, ./ 8.9 Hz, 1 H), 6.91 (td, J= 2.7, 8.4 Hz, 1H), 5 26 (s, 2H); LC/MS (ESI) m/z 396.73 [M+H]+.

The synthetic route of 61272-76-2 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; DANA-FARBER CANCER INSTITUTE, INC.; GRAY, Nathanael S.; DE CLERCQ, Dries; JANG, Jaebong; JANNE, Pasi; TO, Ciric; ECK, Michael; PARK, Eunyoung; HEPPNER, David; (0 pag.)WO2019/164949; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Researchers who often do experiments know that organic synthesis is a process of preparing more complex target molecules from simple raw materials through one or more chemical reactions. Generally, it requires fewer steps, and cheap raw materials. 61272-76-2, name is 4-Fluoro-2-iodoaniline, A new synthetic method of this compound is introduced below., Application In Synthesis of 4-Fluoro-2-iodoaniline

General procedure: To a two-necked round-bottomed flask fitted with a guard tube, PBr3 (2.7mmol, 0.26 mL), DMF (3 mmol, 0.23 mL) and chloroform (0.80 mL) were added, allowed to cool to 0 ¡ãC and stirred for 0.5 h. After formation of colourless solid complex, 2-Iodo-4-methyl-phenylamine 2b (1 mmol) in chloroform (5 mL) was added and the reaction mixture was allowed to stir at r.t. for another 1-2 h. After completion, the reaction mixture was neutralized by adding saturated NaHCO3 solution and then extracted with DCM (3X 20 mL). Combined organic layer was washed with brine and dried over Na2SO4. The solvent was evaporated under reduced pressure and the crude product was purified through column chromatography using silica gel (60-120 mesh) and petether/EtOAc (5:1) as eluent.

The basis of chemical reaction formula synthesis, the synthesis route is composed of some specific reactions and combined according to certain logical thinking. We look forward to the emergence of more reaction modes in the future.

Reference:
Article; Ghosh, Munmun; Ahmed, Atiur; Singha, Raju; Ray, Jayanta K.; Tetrahedron Letters; vol. 56; 2; (2015); p. 353 – 355;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Synthetic Route of 61272-76-2, 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. 61272-76-2, name is 4-Fluoro-2-iodoaniline, This compound has unique chemical properties. The synthetic route is as follows.

Example 57 3-(((4-(Azetidin-1-yl)-4-phenylcyclohexyl)methoxy)methyl)-5-fluoro-2-(triethylsilyl)-1H-indole (one of two possible diastereomers) A mixture of Ain-10 (795 mg, 2 mmol), 4-fluoro-2-iodoaniline (567 mg, 2.4 mmol), [1,3-bis-(2,6-diisopropylphenyl)imidazol-2-ylidene]-(3-chloropyridyl)palladium(II) chloride (PEPPSI, 273 mg, 0.4 mmol) and sodium carbonate (1.06 g, 10 mmol) in anhydrous N,N-dimethyl formamide (10 ml) was stirred for 18 h at 100¡ã C. The solvent was then removed under vacuum and the residue divided between water and diethyl ether (20 ml each). The aqueous phase was extracted with diethyl ether (3*10 ml) and the organic phase was washed with water and 1 M sodium thiosulfate solution (20 ml each). The combined organic phases were dried with sodium sulfate and concentrated to small volume under vacuum. The crude product (1.30 g) was purified by flash chromatography (100 g, 20*4.0 cm) with ethyl acetate/cyclohexane (1:9). Yield: 707 mg (70percent), brown oil 1H-NMR (DMSO-d6): 0.85-0.99 (m, 15H); 1.20-1.34 (m, 2H); 1.43-1.54 (m, 5H); 1.55-1.64 (m, 2H); 2.18 (d, 2H, J=13.0 Hz); 2.82 (t, 4H, J=6.8 Hz); 3.32-3.35 (m, 2H); 4.59 (s, 2H); 6.93 (dt, 1H, J=9.2, 2.5 Hz); 7.23-7.41 (m, 7H); 10.77 (s, 1H). 13C-NMR (DMSO-d6): 3.1; 7.2; 15.5; 24.9; 26.3; 28.9; 30.4; 36.8; 45.8; 57.2; 64.4; 74.7; 102.8 (d, J=22 Hz); 109.6 (d, J=22 Hz); 112.2 (d, J=10 Hz); 121.5 (d, J=5 Hz); 126.3; 126.6; 127.4; 128.7 (d, J=10 Hz); 135.3; 135.9; 140.2; 156.8 (d, J=232 Hz).

The chemical industry reduces the impact on the environment during synthesis 4-Fluoro-2-iodoaniline. I believe this compound will play a more active role in future production and life.

Reference:
Patent; GRUNENTHAL GMBH; US2009/215725; (2009); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Application of 61272-76-2, 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. 61272-76-2, name is 4-Fluoro-2-iodoaniline, This compound has unique chemical properties. The synthetic route is as follows.

General procedure: 2-Iodoaniline 2a (65.7 mg, 0.3 mmol), Cu(OAc)2 (6 mg, 10percent), KOtBu (101 mg, 0.9 mmol), DMAc (1.0 mL) were mixed in a Schlenck tube and then to the mixture was added 2-(phenylethynyl)benzonitrile1a (74 mg, 0.36 mmol) under N2. The reaction mixture was stirred for 12 h at 120 ¡ãC under N2. After the reaction was completed (monitored by TLC), the reaction mixture was then diluted with water and extracted with ethyl acetate. After the combined organic layers were washed with brine, dried over Na2SO4, and concentrated under reduced pressure, the residue was purified by flash column chromatography on silica gel using petroleum ether/ethyl acetate as eluent to afford the pure product 3

The chemical industry reduces the impact on the environment during synthesis 4-Fluoro-2-iodoaniline. I believe this compound will play a more active role in future production and life.

Reference:
Article; Liu, Xiaodong; Deng, Guobo; Liang, Yun; Tetrahedron Letters; vol. 59; 29; (2018); p. 2844 – 2847;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 61272-76-2, 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. 61272-76-2, name is 4-Fluoro-2-iodoaniline, This compound has unique chemical properties. The synthetic route is as follows.

General procedure: A mixture of 2-iodoaniline (0.5 mmol), CS2 (0.6 mmol), an amine (0.6 mmol), CuO nanoparticles (0.5 mmol), and KOH (1.5-2 mmol) in DMSO (3 mL) was stirred at 110 ¡ãC for 6 h. The cooled solution was partitioned between ethyl acetate and water, and the organic layer was washed with water and brine, and then dried over Na2SO4. After removal of the solvent in vacuo, the residue was purified by silica-gel chromatography to give the desired benzothiazole.

The chemical industry reduces the impact on the environment during synthesis 4-Fluoro-2-iodoaniline. I believe this compound will play a more active role in future production and life.

Reference:
Article; Satish; Reddy, K. Harsha Vardhan; Ramesh; Karnakar; Nageswar; Tetrahedron Letters; vol. 53; 20; (2012); p. 2518 – 2521;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

61272-76-2, name is 4-Fluoro-2-iodoaniline, belongs to iodides-buliding-blocks compound, is considered to be a conventional heterocyclic compound, which is widely used in drug synthesis. The chemical synthesis route is as follows. Safety of 4-Fluoro-2-iodoaniline

Example 26 1-Benzyl-4-(((2-(tert-butyldimethylsilyl)-5-fluoro-1H-indol-3-yl)methoxy)methyl)-N,N-dimethylcyclohexanamine (non-polar diastereomer) In a heated flask with a Schlenk attachment a mixture of Ain-04 (400 mg, 1 mmol), 4-fluoro-2-iodoaniline (Ian-04, 284 mg, 1.2 mmol), sodium carbonate (530 mg, 5 mmol) and [1,3-bis-(2,6-diisopropylphenyl)imidazol-2-ylidene]-(3-chloropyridyl)palladium(II) dichloride (PEPPSI, 136 mg, 0.2 mmol) was evacuated, flushed with argon and then N,N-dimethyl formamide (6 ml) was added. The reaction mixture was stirred for 20 h at 100¡ã C. and then concentrated to small volume under vacuum. Toluene was added three times to the residue, which was concentrated to dryness again each time, and then diethyl ether (30 ml) was added. The mixture was washed with water (10 ml) and the precipitated deposit was filtered off. The organic phase was washed with 1 M sodium thiosulfate solution (10 ml), sodium chloride solution (10 ml) and with water (10 ml), dried with sodium sulfate and concentrated to small volume under vacuum. The crude product (590 mg) was purified by flash chromatography (40 g, 23*2.5 cm) with methanol, purified again by flash chromatography (18 g, 18*2 cm) with chloroform/methanol (95:5) and by a further flash chromatography (20 g, 13*2.5 cm) with ethyl acetate/cyclohexane (1:2). Yield: 289 mg (57percent), yellowish solid Melting point: 58-62¡ã C. 1H-NMR (DMSO-d6): 0.35 (s, 6H); 0.85 (s, 9H); 0.87-1.00 (m, 2H); 1.13-1.35 (m, 5H); 1.77 (d, J=13.1 Hz, 2H); 2.20 (s, 6H); 2.55 (s, 2H); 3.19 (d, J=5.4 Hz, 2H); 4.51 (s, 2H); 6.92 (dt, J=9.1 Hz, 1H); 7.07-7.27 (m, 6H); 7.36 (dd, J=8.8 Hz, 1H); 10.74 (s, 1H). 13C-NMR (DMSO-d6): -5.2; 16.9; 23.9; 26.3; 31.5; 36.2; 36.5; 37.4; 57.1; 64.6; 75.2; 103.0 (d, J=23 Hz); 109.7 (d, J=27 Hz); 112.1 (d, J=11 Hz); 121.6 (d, J=5 Hz); 125.4; 127.6; 128.6; 130.5; 135.3; 136.0; 139.1; 156.7 (d, J=232 Hz).

The synthetic route of 61272-76-2 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; GRUNENTHAL GMBH; US2009/215725; (2009); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com