Iodides-buliding-blocks

Adding a certain compound to certain chemical reactions, such as: 401-81-0, name is 1-Iodo-3-(trifluoromethyl)benzene, 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 401-81-0, Formula: C7H4F3I

General procedure: The N-nucleophile (1.47 mmol), CuI (Sigma-Aldrich, 99.999% purity, 0.147 mmol), MnF2 (Sigma-Aldrich, 98% purity, 0.441 mmol), KOH (2.94 mmol), the aryl halide (2.21 mmol), trans-1,2-diaminocyclohexane (0.294 mmol) and water (0.75 mL) were added to a reaction vial and a screw cap was fitted to it. The reaction mixture was stirred under air in a closed system at 60C for 24 h. After cooling to room temperature, the mixture was diluted with dichloromethane and filtered through a pad of Celite. The combined organic extracts were dried with anhydrous Na2SO4 and the solvent was removed under reduced pressure. The crude product was purified by silica-gel column chromatography to afford the N-arylated product. The identity and purity of known products was confirmed by 1H and 13C NMR spectroscopic analysis.

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:
Article; Teo, Yong-Chua; Yong, Fui-Fong; Lim, Gina Shiyun; Tetrahedron Letters; vol. 52; 52; (2011); p. 7171 – 7174;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 71838-16-9, name is 2-Bromo-1-iodo-4-methylbenzene, molecular formula is C7H6BrI, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. Product Details of 71838-16-9

Add 2,4-dimethylaniline 37 g (186 mmol, 1 eq), 2-bromo-4-methyliodobenzene 50 g (216 mmol) to a 1000 mL three-necked flask equipped with magnetic stirring at room temperature. , 1.16eq), pd2(dba)3 1.7g (18.6mmol, 1% eq), dppf 2.06g (3.7mmol, 2% eq), sodium tert-butoxide 27g (279mmol, 1.5eq), toluene 500mL, plus The nitrogen gas was replaced 3 times, stirring was started, and the oil bath was heated to reflux (oil bath temperature 120 C) for 5 hours. The TLC tracking reaction showed that the 2,4-dimethylaniline reaction was complete (PE/EA = 20:1) and the reaction was stopped.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 71838-16-9, its application will become more common.

Reference:
Patent; Gu’an Dingcai Technology Co., Ltd.; Beijing Dingcai Technology Co., Ltd.; Gao Wenzheng; Fan Hongtao; Ren Xueyan; (25 pag.)CN109206359; (2019); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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. 112671-42-8, name is 4-Bromo-1-iodo-2-nitrobenzene belongs to iodides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. Formula: C6H3BrINO2

The starting material, phenylboronic acid (76.84g, 630.2mmol) was dissolved in a THF (2780ml) in a round bottom flask, 4-bromo-1-iodo-2-nitrobenzene (309.96g, 945.3mmol), Pd (PPh 3 ) 4 (36.41g, 31.5mmol), K 2 CO 3 was (261.3g, 1890.6mmol), was added water (1390ml) and stirredat 80 . When the reaction is complete, CH 2 Cl 2 and the organic layer was extracted with water, MgSO 4 to the compound produced was dried andconcentrated to a silicagel column and the product was recrystallized 122.68g (yield: 70%) was obtained.

The synthetic route of 112671-42-8 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Duk San Neolux Co., Ltd.; Lee, Beom Song; Moon, Song Yun; Kim, Dae – Song; Park, Jong-chol; Lee, Gyu Min; Lee, Son-hee; (95 pag.)KR2015/87787; (2015); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 71838-16-9, name is 2-Bromo-1-iodo-4-methylbenzene, 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 71838-16-9, SDS of cas: 71838-16-9

General procedure: The following were charged to a screw-capculture tube: siloxane 8a (0.101 g, 0.703 mmol, 1.0 equiv), THF (4 mL), 1-iodo-2,5-dimethoxy-4-methylbenzene (9) (0.293 g, 1.05 mmol, 1.5 equiv), and TBAF (1.40 mL 1 M in THF, 1.40 mmol) followed byPd2(dba)3 (0.064 g, 0.070 mmol, 10 mol %). The tube was capped and after stirring 5 min, the tube was placedin a 50 C oil bath for 18 h. The cooled mixture was filtered through a plug of silica gel, rinsing the plug with Et2O. The filtrate was concentrated by rotary evaporation and purified by flash chromatography (2:1hexanes:EtOAc) to provide 10 as a pale yellow oil (0.152 g, 0.643 mmol, 92%).

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:
Article; Vyvyan, James R.; Engles, Courtney A.; Bray, Scott L.; Wold, Erik D.; Porter, Christopher L.; Konev, Mikhail O.; Beilstein Journal of Organic Chemistry; vol. 13; (2017); p. 2122 – 2127;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 21740-00-1, The chemical industry reduces the impact on the environment during synthesis 21740-00-1, name is 5-Bromo-2-iodobenzoic acid, I believe this compound will play a more active role in future production and life.

A solution of 5-bromo-2-iodobenzoic acid (10.0 g, 30.6 mmol) in DMF was treated with (2.11 g, 30.6 mmol) 1,2,3-triazole, 14.09 g (61.2 mmol) K3PO4.H2O and 583 mg (3.06 mmol) CuI. The mixture was heated at 60 C. for 3 hours with stirring under N2. The reaction was cooled to rt, diluted with water and acidified with 1N HCl. The mixture was partitioned with EtOAc three times. The organic layers were combined, rinsed with brine, dried over MgSO4, filtered and concentrated. The residue was purified by column chromatography (EtOAc in hexanes, 1% AcOH buffer) to give the faster eluting desired 5-bromo-2-(2H-1,2,3-triazol-2-yl)benzoic acid, A-3. Data for A-3: 1HNMR (500 MHz, DMSO-d6) delta 13.4 (br s, 1H), 8.12 (m, 2H), 7.94-7.88 (m, 2H), 7.78-7.73 (m, 1H) ppm. The undesired 5-bromo-2-(1H-1,2,3-triazol-2-yl)benzoic acid eluted second.

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-iodobenzoic acid, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Bergman, Jeffrey M.; Breslin, Michael J.; Coleman, Paul J.; Cox, Christopher D.; Mercer, Swati P.; Roecker, Anthony J.; US2008/132490; (2008); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 124700-41-0, These common heterocyclic compound, 124700-41-0, name is 2-Fluoro-5-iodobenzoic acid, its traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route.

2-Fluoro-5-iodobenzoyl chloride (45f) A suspension of the acid (5.37 g, 20.19 mmol) in SOCl2 (40.82 g, 25 mL, 343 mmol) was refluxed for 22h. The solvents were removed by rotary evaporation and the residue partitioned between EtOAc and saturated aqueous Na2CO3. The organic extracts were dried over MgSO4 and concentrated yielding 45f (5.36 g, 93%) as a pale pink solid which was used in the next step without further purification: 1H NMR (CDCl3) 6.96 (t, J=6.0 Hz, 1H), 7.90-7.94 (m, 1H), 8.35 (d, J=3.0 Hz, 1H).

Statistics shows that 2-Fluoro-5-iodobenzoic acid is playing an increasingly important role. we look forward to future research findings about 124700-41-0.

Reference:
Patent; PFIZER INC; US2005/90529; (2005); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 58313-23-8, The chemical industry reduces the impact on the environment during synthesis 58313-23-8, name is Ethyl-3-iodobenzoate, I believe this compound will play a more active role in future production and life.

General procedure: A mixture of an appropriate unnatural amino acid carboxamide 6 (0.15-0.2 mmol, 1 equiv), an appropriate aryl iodide (5 equiv), Pd(OAc)2 (10 mol%) and AgOAc (2.5 equiv) in anhydrous toluene (2-3 mL) was heated at 110 C for 15-24 h under a nitrogen atm or in a sealed tube. After the reaction period, the reaction mixture was concentrated under reduced pressure to afford a crude reaction mixture, which was purified by column chromatography on neutral alumina or silica gel (eluent EtOAc:hexane) to give the corresponding arylated amino acid (see the respective Schemes/Tables for the specific entries). 3.4.18. Ethyl 3-(1-(1,3-dioxoisoindolin-2-yl)-4-oxo-4-(quinolin-8-ylamino)butan-2-yl)benzoate (8u). The compound 8u was obtained after purification by column chromatography on silica gel (EtOAc:hexane 40:60) as a colourless solid (59 mg, 77%); Rf (40% EtOAc/hexane) 0.3; mp: 142-144 C; IR (DCM): 3054, 2986, 1713, 1266, 743 cm-1; 1H NMR (400 MHz, CDCl3): dH 9.72 (1H, br. s), 8.80-8.79 (1H, m), 8.45 (1H, d, J 7.5 Hz), 8.12-8.10 (2H, m), 7.92 (2H, d, J 7.6 Hz), 7.67-7.62 (3H, m), 7.56 (2H, dd, J1 5.6, J2 3.0 Hz), 7.46-7.33 (4H, m), 4.37 (2H, q, J 7.1 Hz), 4.10-3.97 (3H, m), 3.08-2.97 (2H, m), 1.39 (3H, t, J 7.1 Hz); 13C NMR (CDCl3, 101 MHz): dC 168.9, 168.3, 166.4, 148.1, 141.3, 138.1, 136.2, 134.1, 133.8, 132.6, 131.8, 131.0, 128.8, 128.6, 127.7, 127.2, 123.1, 121.6, 121.4, 116.2, 61.0, 43.1, 41.8, 40.8, 14.4; HRMS (ESI) calcd for C30H26N3O5 [MH] 508.1872 found 508.1847.

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, Ethyl-3-iodobenzoate, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Tomar, Radha; Bhattacharya, Debabrata; Babu, Srinivasarao Arulananda; Tetrahedron; vol. 75; 17; (2019); p. 2447 – 2465;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 25245-29-8,Some common heterocyclic compound, 25245-29-8, name is 5-Iodo-1,2,3-trimethoxybenzene, molecular formula is C9H11IO3, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route.

General procedure: A mixture of a (hetero)aryl iodide 3 (2.00 mmol), PdCl2(PPh3)2 (28.1 mg, 0.04 mmol,2 mol %), and CuCl (7.92 mg, 0.08 mmol, 4 mol %) was dissolved in DMSO (2.00mL) in a 80 mL microwave vessel equipped with a stirring bar and a septum and was degassed with N2 for 5 min. After addition of trimethylsilylacetylene (0.42 mL,3.00 mmol) and dry triethylamine (0.55 mL, 4.00 mmol) the solution was stirred atroom temperature for 1 h.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 5-Iodo-1,2,3-trimethoxybenzene, its application will become more common.

Reference:
Article; Klukas, Fabian; Grunwald, Alexander; Menschel, Franziska; Mueller, Thomas J. J.; Beilstein Journal of Organic Chemistry; vol. 10; (2014); p. 672 – 679;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 83863-33-6, name is 5-Iodo-2-methylaniline, molecular formula is C7H8IN, traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc, below Introduce a new synthetic route. Safety of 5-Iodo-2-methylaniline

General procedure: The aromatic azides are prepared (Scheme 2) by addition of 6 NHCl solution to stirring dichloromethane solution of the appropriate amine at 0 C followed by drop wise saturated aqueous solution of NaNO2 and the contents stirred for 30 min. To the reaction mixture, added NaN3 stirred the contents for further 30 min.The contents were allowed to attain room temperature, the two phases were separated, and the aqueous phase extracted with DCM. The combined organic layers were washed with aqueous solution of NaHCO3, followed by then brine solution, dried over sodium sulfate, filtered and concentrated under reduced pressure to give the aryl azides which were used in the next step without further purification.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 83863-33-6, its application will become more common.

Reference:
Article; Majeed, Rabiya; Sangwan, Payare L.; Chinthakindi, Praveen K.; Khan, Imran; Dangroo, Nisar A.; Thota, Niranjan; Hamid, Abid; Sharma, Parduman R.; Saxena, Ajit K.; Koul, Surrinder; European Journal of Medicinal Chemistry; vol. 63; (2013); p. 782 – 792;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Electric Literature of 35944-64-0, The chemical industry reduces the impact on the environment during synthesis 35944-64-0, name is 3-Iodo-4-methylaniline, I believe this compound will play a more active role in future production and life.

4-(5-Amino-2-methyl-phenyl)-2-methyl-but-3-yn-2-ol 3-Iodo-4-methylaniline (100 g), bis(triphenylphosphine)palladium (II) chloride (6.0 g), triphenylphosphine (112 g) and 2-methyl-but-3-yn-2-ol (83 mL) were added to piperidine (600 mL) and stirred at reflux under an inert atmosphere for 4 hours. The piperidine was removed in vacuo to afford a viscous black sludge. The slurry was stirred in diethyl ether (300 mL) before being acidified with aqueous citric acid (500 mL). The aqueous was washed with another portion of diethyl ether (150 mL), the ether layers were combined and re-extracted with aqueous citric acid (500 mL), the combined aqueous layer was then basified with potassium carbonate, extracted with diethyl ether (3*500 mL), dried (MgSO4) and the solvent removed in vacuo to yield a black viscous oil. The oil was dissolved in 80% diethyl ether/iso-hexane and passed down a 4 inch plug of silica eluding with 80% diethyl ether/iso-hexane. On removal of the solvent an orange oil was obtained which solidified overnight (87 g); MS m/e MH+190.

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, 3-Iodo-4-methylaniline, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; ASTRAZENECA AB; US2008/194552; (2008); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com