Author: Jessica.F

Application of 202865-85-8, 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. 202865-85-8, name is 1-Bromo-4-iodo-2-methylbenzene, This compound has unique chemical properties. The synthetic route is as follows.

1-bromo-4-iodo-2-methylbenzene (12.5 g) and tert-butyl 5-hydroxy-4-methyl-2,3-dihydro-1H-indole-1-carboxylate (7.00 g) in dioxane (250 mL) solution, copper iodide (I) (107mg), N,N-dimethylglycine (116 mg) and cesium carbonate (18.3 g) was added, stirred for 5 hours and 30 minutes at 100C. Allowed to stand overnight, After cooling to room temperature, and stirred for 9 hours at again 100C, the reaction solution was filtered through Celite. The obtained filtrate was concentrated under reduced pressure, the residue was purified by silica gel column chromatography (dichloromethane/hexane) to give the title compound (5.26 g) as a colorless solid.

The chemical industry reduces the impact on the environment during synthesis 1-Bromo-4-iodo-2-methylbenzene. I believe this compound will play a more active role in future production and life.

Reference:
Patent; DAIICHI SANKYO COMPANY LIMITED; NAGAMOCHI, MASATOSHI; GOTANDA, KENTOKU; NOGUCHI, TETSUJI; GOTO, TAIJI; SASAKI, JUNKO; TORIHATA, MUNEFUMI; YOSHINO, TOSHIHARU; ISOBE, TAKASHI; (97 pag.)JP2016/108257; (2016); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 3718-88-5, name is 3-Iodobenzylamine hydrochloride, 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 3718-88-5, Recommanded Product: 3718-88-5

1.5 mL of ethanol were added to 80 mg (0.17 mmol) of benzoic acid (3aS,4R,6S,6aR)-6-(2,6-dichloropurin-9-yl)-2,2-dimethyltetrahydrothieno[3,4-d][1,3]dioxol-4-yl methyl ester, 60 mg (0.22 mmol) of 3-iodobenzylamine hydrochloride, and 0.07 mL (0.49 mmol) of triethylamine, which was stirred at ambient temperature for 3 days. The reaction mixture was distilled under reduced pressure, and the concentrate was purified by silica gel column chromatography using the eluant (hexane:ethyl acetate=1:1) to obtain 102 mg (yield: 90%) of benzoic acid (3aS,4R,6S,6aR)-6-(2-chloro-6-(3-iodobenzylamino)purin-9-yl)-2,2-dimethyltetrahydrothieno[3,4-d][1,3]dioxol-4-yl methyl ester as white foam. 1H-NMR(CDCl3) delta: 1.23 (s, 3H), 1.28 (s, 3H), 3.89 (t, 1H), 3.94 (dd, 1H), 4.08 (dd, 1H), 4.65 (d, 2H), 5.01 (m, 2H), 5.81 (d, 1H), 6.91-7.75 (m, 9H), 8.83 (s. 1H) UV (methanol): lambdamax 282 nm (pH 7).

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; Government of the United States of America, repres ented by The Secretary, Department of Health and; Ewha Womans University; US2005/256143; (2005); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Electric Literature of 461-17-6,Some common heterocyclic compound, 461-17-6, name is 1,1,1-Trifluoro-4-iodobutane, molecular formula is C4H6F3I, 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.

Reference Example 69 fluoro-4-(4,4,4-trifluorobutoxy)benzoic acid By operating in the same manner as in Reference Example 68 and using 1,1,1-trifluoro-4-iodobutane, the title compound was obtained as colorless powder.1H-NMR (DMSO-d6) delta: 1.97 (2H, m), 2. 44 (2H, m), 4.13 (2H, t, J=6.3Hz), 6.89 (1H, t, J=2.0Hz), 6.90 (1H, m) 7.84 (1H, t, J=9.0Hz), 14.44 (1H, s).

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 1,1,1-Trifluoro-4-iodobutane, its application will become more common.

Reference:
Patent; Takeda Chemical Industries, Ltd.; EP1447402; (2004); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 19230-28-5, These common heterocyclic compound, 19230-28-5, name is 1,3-Dichloro-2-iodobenzene, 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.

To toluene 3.0mL solution of tert-butyl 2-amino-4-phenethylbenzoate 0.10g were added 1,3-dichloro-2-iodobenzene 0.23g, cesium carbonate 0.22g, tris(dibenzylideneacetone)dipalladium(0) 3.0mg and 2-dicyclohexylphosphino-2′,4′,6′-triisopropylbiphenyl 8.0mg at room temperature, and it was stirred at 110C for 24 hours. After the reaction mixture was cooled to room temperature, palladium acetate 1.5mg, tris(dibenzylideneacetone)dipalladium(0) 3.0mg and 2-dicyclohexylphosphino-2′,4′,6′-triisopropylbiphenyl 8.0mg were added, and it was stirred at 110C for 20 hours. After the reaction mixture was cooled to room temperature, insoluble matter was filtrated, ethyl acetate and 10% citric acid aqueous solution were added to it. The organic layer was separated and collected, dried over anhydrous magnesium sulfate after washing with saturated sodium chloride aqueous solution, and the solvent was removed under reduced pressure. The obtained residue was refined by silica gel column chromatography [Trikonex company, Flash Tube 2008, eluent; hexane:ethyl acetate=4:1] to give tert-butyl 2-(2,6-dichloroanilino)-4-phenethylbenzoate. Trifluoroacetic acid 10mL was added to the obtained tert-butyl 2-(2,6-dichloroanilino)-4-phenethylbenzoate, and it was stirred at room temperature for 2 hours. The solvent was removed under reduced pressure, and the obtained residue was refined by reversed-phase silica gel column chromatography [eluent; 75-100% acetonitrile/0.1% trifluoroacetic acid aqueous solution] to give 2-(2,6-dichloroanilino)-4-phenethylbenzoic acid 9.4mg of white solid. 1H-NMR(DMSO-d6) delta value: 2.76(4H,m),6.04(1H,d,J=1.2Hz),6.66(1H,dd,J=8.1,1.2Hz),7 .08-7.24(5H,m),7.36(1H,t,J=8.2Hz),7.61(2H,d,J=8.3Hz),7.80(1 H,d,J=8.0Hz),9.52(1H,s),13.00(1H,s).

The synthetic route of 19230-28-5 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; TOYAMA CHEMICAL CO., LTD.; EP1860098; (2007); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 51560-21-5, The chemical industry reduces the impact on the environment during synthesis 51560-21-5, name is 1,4-Diiodo-2,5-dimethoxybenzene, I believe this compound will play a more active role in future production and life.

Compound 8 (1.0 g, 2.56 × 10 -3 mol) was dissolved in dichloromethane (20 mL) and stirred in an ice-salt bath for 30 minutes.A 1.0 M solution of BBr3 in dichloromethane (6.14 mL, 6.14 × 10 -3 mol) was added to the solution, and the mixture was stirred overnight.afterwards,After adding deionized water to the reaction mixture until no white smoke is generated,Suction filtration was performed.The obtained solid is dried under vacuum,Compound 9 was obtained as a white solid (yield 0.81 g, 87.1%).

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, 1,4-Diiodo-2,5-dimethoxybenzene, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Tokyo Denki University; Adachi, Naoya; Nagahori, Tomomi; (27 pag.)JP2020/2024; (2020); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Synthetic Route of 34270-90-1,Some common heterocyclic compound, 34270-90-1, name is 1-Iodo-2-(2-iodoethoxy)ethane, molecular formula is C4H8I2O, 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.

Spiro[4H-pyran-4,9′(4’H)-pyrimido[2,1-c][1,4]thiazine]-2′-carboxylic acid, 2,3,5,6,6′,7′-hexahydro-3′-hydroxy-4′-oxo-, ethyl ester, 8′,8′-dioxide: To a stirred yellow mixture of intermediate 12 (0.189 g, 0.50 mmol) intermediate 18 (0.208 g, 0.62 mmol) in DMF (5 mL) wad added Cs2CO3 (0.332 g, 1.02 mmol) at once at room temperature. After 24 h, the reaction mixture was diluted with Et2O (50 mL), washed with water (2×10 mL), brine (10 mL), dried (Na2SO4), filtered and concentrated to give colorless paste which was used in the subsequent step without purification.

The synthetic route of 34270-90-1 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Bristol-Myers Squibb Company; US2007/112190; (2007); 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. 101335-11-9, name is 2-Chloro-4-fluoro-1-iodobenzene, A new synthetic method of this compound is introduced below., name: 2-Chloro-4-fluoro-1-iodobenzene

Step I: 2-Chloro-4-fluoroiodobenzene (9.03g, 35.22mmol, 2.00eq), potassium hydroxide solution (4M, 22.01mL,5.00eq) and bis(triphenylphosphine)palladium dichloride (617.94mg, 880.50umol, 0.05eq) were added to a solution of11 (8.30g, 17.61mmol, 1.00eq) in 100mL dimethyltetrahydrofuran. The reaction solution was stirred at 70C undernitrogen atmosphere for 12 hours, then filtered through celite, and the filtrate was washed twice with 100mL brine. Theorganic phase was dried over anhydrous sodium sulfate, filtered and concentrated to give a crude product, which waspurified by silica gel column chromatography (PE:EA=40:1-10:1) to give the product 13 as a yellow solid (4.50g, 5.57mmol,yield 31.65%, purity 58.7%). MS [ESI, M+1]: 474.3.

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:
Patent; Luoxin Biotechnology (Shanghai) Co., Ltd.; Shandong Luoxin Pharmaceutical Group Stock Co., Ltd.; LU, Jianyu; DING, Charles Z.; HU, Lihong; HE, Huijun; CHEN, Shuhui; DONG, Jiaqiang; WANG, Tie-lin; (124 pag.)EP3434668; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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. 112671-42-8, name is 4-Bromo-1-iodo-2-nitrobenzene, This compound has unique chemical properties. The synthetic route is as follows., SDS of cas: 112671-42-8

Phenylboronic acid (76.84 g, 630.2 mmol) as starting material dissolved in 2780 mL THF was added to the round bottom flask, 4-bromo-1-iodo-2-nitrobenzene (309.96 g, 945.3 mmol), Pd(PPh3)4 (36.41 g,31.5 mmol), K2CO3 (261.3 g, 1890.6 mmol) and water 1390 mL were added and the resulting mixture was stirred at 80 C. When the reaction was completed, the resulting mixture was extracted with water and CH2Cl2 and the organic layer was dried over MgSO4 and concentrated to a silica gel column, and the resulting compound was recrystallized to obtain product was 122.68 g (yield: 70%).

According to the analysis of related databases, 112671-42-8, the application of this compound in the production field has become more and more popular.

Reference:
Patent; Duksan Neolux Co., Ltd.; Park, Hyung Kun; Lee, Sun Hee; Lee, Yun Suk; So, Ki Ho; Park, Jong Kwang; Jung, Yeon Suk; Moon, Sung Yun; Lee, Jung Wook; (48 pag.)KR101614738; (2016); B1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Electric Literature of 135050-44-1, 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. 135050-44-1, name is 3-Chloro-4-iodoaniline, This compound has unique chemical properties. The synthetic route is as follows.

A mixture of 3-chloro-4-iodobenzenamine (500 mg, 1.97 mmol), 4- chlorophenylboronic acid (324 mg, 2.07 mmol), Na2CO3 (627 mg, 5.92 mmol) andPd(PPh3)4 (228 mg, 0.20 mmol) in 1,4-dioxane (21 mL) and H20 (4 mL) was stirred at80 C under argon for 16 h. The mixture was allowed to cool to RT and concentrated invacuo. The residue was purified by flash column chromatography on silica gel (ethyl acetate / petroleum ether = 5/1) to afford the desired product (424 mg, 91% yield) as a yellow solid.

The chemical industry reduces the impact on the environment during synthesis 3-Chloro-4-iodoaniline. I believe this compound will play a more active role in future production and life.

Reference:
Patent; ARAXES PHARMA LLC; JANES, Matthew, Robert; PATRICELLI, Matthew, Peter; LI, Liansheng; REN, Pingda; LIU, Yi; (397 pag.)WO2016/44772; (2016); 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. 626-44-8, name is 1,3,5-Triiodobenzene, A new synthetic method of this compound is introduced below., COA of Formula: C6H3I3

1,3,5-triiodobenzene (22.8 g, 0.05 mol) under nitrogen protection,Pd(dppf)Cl2.CH2Cl2 (2.0g, 0.0025mol) and CuI (10.0g, 0.052mol), isopropylamine (200ml) were added to tetrahydrofuran (500ml), sodium benzotriazole (22.5g, 0.16mol) The mixture was slowly added, and the mixture was heated to 80 ° C and stirred for 12 hours. TLC showed the end of the reaction, and a silica gel column (PE/EA = 2/1 to 1/1) afforded Compound 11 (15.6 g, yield 73percent).

The synthetic route of 626-44-8 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Shanghai Hehui Optoelectric Co., Ltd.; Wu Fan; (29 pag.)CN108623600; (2018); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com