Category: 450412-29-0

Some common heterocyclic compound, 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, molecular formula is C6H3BrFI, 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. Recommanded Product: 450412-29-0

1-bromo-3-fluoro-2-iodobenzene (75 g, 249.3 mmol), and (5-chloro-2-methoxyphenyl)boronic acid (51.1 g, 249.3 mmol) were dissolved in 550 mL of tetrahydrofuran. A 2 M sodium carbonate (Na2CO3) solution (350 mL) and tetrakis(triphenylphosphine)palladium(0) (2.88 g, 2.49 mmol) were added thereto and refluxed for 11 hours. After the reaction was completed, the reaction mixture was cooled to room temperature. The aqueous layer was separated and removed, dried over anhydrous magnesium sulfate, and concentrated under reduced pressure. The resulting mixture was recrystallized using chloroform and ethanol to obtain Compound A-1 (63.2 g, yield 80%; MS:[M+H]+=314).

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 450412-29-0, its application will become more common.

Reference:
Patent; LG CHEM , LTD.; LEE, Jung Ha; LEE, Dong Hoon; PARK, Tae Yoon; CHO, Seong Mi; HEO, Dong Uk; JUNG, Min Woo; (333 pag.)US2020/10476; (2020); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 450412-29-0, These common heterocyclic compound, 450412-29-0, name is 1-Bromo-3-fluoro-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.

Step 2. 6-Bromo-2-fluoro-3′-methylbiphenyl: Pd(Ph3P)4 in a 500-mL round- bottom flask under N2 atmosphere was treated sequentially with a solution of 1- bromo-3-fluoro-2-iodo-benzene (30 g, 0.1 mol) in toluene (250 mL), a solution of 2N aq Na2CO3 (200 mL) and 3-methyl phenylboronic acid in ethanol (62 mL). This mixture was heated at reflux under N2 for 12 h, then cooled to rt. The mixture was partitioned between water and EtOAc. The combined organic layers were washed with brine, dried over MgSO4, evaporated and purified by column chromatography to give 6-bromo-2-fluoro-3′-methyl-biphenyl (12 g). 1H NMR (400MHz, CD3OD): 7.03 (m, 2H), 7.48-7.04 (m, 4H), 7.50 (d, IH).

The synthetic route of 450412-29-0 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; SMITHKLINE BEECHAM CORPORATION; VITAE PHARMACEUTICALS, INC.; WO2008/124582; (2008); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, molecular formula is C6H3BrFI, 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. category: iodides-buliding-blocks

200 g (664 mmol) of 1-bromo-3-fluoro-2-iodo-benzene, 101 g (664 mmol) of 2-methoxyphenyl-boronic acid and 137.5 g (997 mmol) of sodium (0136) tetraborate are dissolved in 1000 mL of THF and 600 ml of water and degassed. Afterwards, 9.3 g (13.3 mmol) of bis (triphenylphosphine) palladium (II) chloride and 1 g (20 mmol) of hydrazinium hydroxide are added to the reaction mixture, which is then stirred at 70 C for 48 h under inert gas atmosphere. The cooled solution is completed with toluene, washed several times with water, dried and concentrated. The product washed via column chromatography on silica gel with toluene/heptane: (1 :2). (0137) Yield: 155 g (553 mmol), 83% of theory.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 450412-29-0, its application will become more common.

Reference:
Patent; MERCK PATENT GMBH; PARHAM, Amir, Hossain; GROSSMANN, Tobias; KROEBER, Jonas, Valentin; (98 pag.)WO2017/71791; (2017); 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. 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, A new synthetic method of this compound is introduced below., name: 1-Bromo-3-fluoro-2-iodobenzene

Bromo-3-fluoro-2-iodobenzene (100 g, 333.5 mmol), 5-chloro-2-methoxyphenylboronic acid 2-methoxyphenyl) boronic acid (62.2 g, 333.5 mmol) was dissolved in 800 ml of tetrahydrofuran (THF). A solution (500 mL) of sodium carbonate (Na2CO3) 2M and tetrakis (triphenylphosphine) palladium (0) [Pd (PPh3) 4] (7.7 g, 6.7 mmol) were added thereto and refluxed for 12 hours. After the reaction was completed, the mixture was cooled to room temperature, and the resulting mixture was extracted three times with water and toluene. The toluene layer was separated and dried with magnesium sulfate, and the filtrate was distilled under reduced pressure. The resulting mixture was recrystallized three times using chloroform and ethanol to obtain Compound P-1 (53.7 g, yield: 51%)

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; LG Chem, Ltd.; Jeong Min-u; Lee Dong-hun; Park Tae-yun; Cho Seong-mi; Moon Jeong-uk; Lee Jeong-ha; (34 pag.)KR2018/10149; (2018); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, 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 450412-29-0, Computed Properties of C6H3BrFI

Bromo-3-fluoro-2-iodobenzene (100 g, 333.5 mmol),5-Chloro-2-methoxyphenylboronic acid (62.2 g, 333.5 mmol) was dissolved in tetrahydrofuran (800 mL). To this was added a 2 M solution of sodium carbonate (500 mL)Tetrakis (triphenylphosphine) palladium (0) [Pd (PPh3) 4] (7.7 g, 6.7 mmol) was added and refluxed for 12 hours. After the reaction was completed, the mixture was cooled to room temperature, and the resulting mixture was extracted three times with water and toluene.The toluene layer was separated and dried over magnesium sulfate. The filtrate was distilled under reduced pressure, and the resulting mixture was recrystallized three times using chloroform and ethanol to obtain Compound A-1 (53.7 g, yield 51%).

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 1-Bromo-3-fluoro-2-iodobenzene, and friends who are interested can also refer to it.

Reference:
Patent; LG Chem, Ltd.; Jeong Min-u; Lee Dong-hun; Huh Jeong-o; Jang Bun-jae; Huh Dong-uk; Han Mi-yeon; (48 pag.)KR2018/61075; (2018); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Electric Literature of 450412-29-0, 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. 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene belongs to iodides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

200 g (664 mmol) of 1-bromo-3-fluoro-2-iodoben- zene, 101 g (664 mmol) of 2-methoxyphenylboronic acid and 137.5 g (997 mmol) of sodium tetraborate are dissolved in 1000 ml of THF and 600 ml of water, and degassed. 9.3 g (13.3 mmol) of bis(triphenylphosphine)palladium(II) chloride and 1 g (20 mmol) of hydrazinium hydroxide are added. The reaction mixture is then stirred under a protective gas atmosphere at 70 C. for 48 h. The cooled solution is supplemented with toluene, washed repeatedly with water, dried and concentrated. The product is purified via colunm chromatography on silica gel with toluene/heptane (1:2). Yield: 155 g (553 mmol), 83% of theory.

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-Bromo-3-fluoro-2-iodobenzene, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Merck Patent GmbH; PARHAM, Amir Hossain; EBERLE, Thomas; JATSCH, Anja; GROSSMANN, Tobias; KROEBER, Jonas Valentin; MONTENEGRO, Elvira; JOOSTEN, Dominik; WERN, Caroline; (238 pag.)US2019/119260; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 450412-29-0, 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. 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene belongs to iodides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

200 g (664 mmol) of 1-bromo-3-fluoro-2-iodobenzene,101 g (664 mmol) of 2-methoxyphenylboronic acid and 137.5 g (997 mmol) of sodium tetraborate were dissolved in 1000 ml of THF and 600 ml of water and degassed.9.3 g (13.3 mmol) of bis (triphenylphosphine) palladium (II) dichloride and 1 g (20 mmol) of hydrazine hydroxide were added.The reaction mixture was stirred at 70 C for 48 hours under a protective atmosphere.Toluene was added to the cooled solution,Wash repeatedly with water, dry and concentrate.The product was purified by silica gel column chromatography with toluene / heptane (1: 2). Yield: 155 g (553 mmol),Theoretical yield 83%.

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-Bromo-3-fluoro-2-iodobenzene, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; MERCK PATENT GMBH; PARHAM, AMIR HOSSAIN; LUDEMANN, AURELIE; JOOSTEN, DOMINIK; GROSSMANN, TOBIAS; KROEBER, JONAS VALENTIN; (90 pag.)TW2017/31839; (2017); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, molecular formula is C6H3BrFI, 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. Recommanded Product: 450412-29-0

200 g (664 mmol) of 1-bromo-3-fluoro-2-iodo-benzene, 101 g (664 mmol) of 2-methoxyphenyl-boronic acid and 137.5 g (997 mmol) of sodium (0136) tetraborate are dissolved in 1000 mL of THF and 600 ml of water and degassed. Afterwards, 9.3 g (13.3 mmol) of bis (triphenylphosphine) palladium (II) chloride and 1 g (20 mmol) of hydrazinium hydroxide are added to the reaction mixture, which is then stirred at 70 C for 48 h under inert gas atmosphere. The cooled solution is completed with toluene, washed several times with water, dried and concentrated. The product washed via column chromatography on silica gel with toluene/heptane: (1 :2). (0137) Yield: 155 g (553 mmol), 83% of theory.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 450412-29-0, its application will become more common.

Reference:
Patent; MERCK PATENT GMBH; PARHAM, Amir, Hossain; GROSSMANN, Tobias; KROEBER, Jonas, Valentin; (98 pag.)WO2017/71791; (2017); A1;,
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. 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene belongs to iodides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. Recommanded Product: 450412-29-0

To a stirred solution of 1-bromo-3-fluoro-2-iodobenzene (2.0 g, 6.7 mmol) in 1,4-dioxane (15 mL), were added dimethylphosphine oxide (0.62 g, 8.0 mmol), and K3PO4 (1.6 g, 7.3 mmol). The reaction mixture was purged with nitrogen for 5 min and charged with Xantphos (0.39 g, 0.67 mmol) and Pd2(dba)3 (0.30 g, 0.33 mmol). The reaction mixture was again purged with nitrogen for 3 min and heated at 100 C. for 9 h. The reaction mixture was filtered through Celite and concentrated under reduced pressure. The crude material was purified by column chromatography (0-100% EtOAc-Hexane, followed by 3% MeOH-CHCl3) to give Intermediate 16 (0.33 g, 1.3 mmol, 20% yield) as a yellow solid. MS(ESI) m/z: 250.9 [M+H]+. 1H NMR (400 MHz, DMSO-d6) delta=7.63 (d, J=8.0 Hz, 1H), 7.52 (td, J=8.0, 6.0 Hz, 1H), 7.43-7.28 (m, 1H), 1.87 (d, J=16.6 Hz, 3H), 1.86 (d, J=16.6 Hz, 3H).

The synthetic route of 450412-29-0 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; BRISTOL-MYERS SQUIBB COMPANY; Shirude, Pravin Sudhakar; Baligar, Vishweshwaraiah; Seshadri, Balaji; Chattopadhyay, Amit Kumar; Wurtz, Nicholas R.; Kick, Ellen K.; (91 pag.)US2019/270704; (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. 450412-29-0, name is 1-Bromo-3-fluoro-2-iodobenzene, A new synthetic method of this compound is introduced below., Recommanded Product: 1-Bromo-3-fluoro-2-iodobenzene

200 g (664 mmol) of 1-bromo-3-fluoro-2-iodobenzene, 101 g (664 mmol) of 2-methoxyphenylboronic acid and 137.5 g (997 mmol) of sodium tetraborate are dissolved in 1000 ml of THF and 600 ml of water, and degassed. 9.3 g (13.3 mmol) of bis(triphenylphosphine)palladium(II) chloride and 1 g (20 mmol) of hydrazinium hydroxide are added. The reaction mixture is stirred under a protective gas atmosphere at 70 C. for 48 h. The cooled solution is supplemented with toluene, washed repeatedly with water, dried and concentrated. The product is purified via column chromatography on silica gel with toluene/ heptane (1:2). Yield: 155 g (553 mmol), 83% of theory.

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.