Tag: M.W=200-300

Related Products of 181765-85-5, 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. 181765-85-5, name is Methyl 4-chloro-2-iodobenzoate belongs to iodides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

Example 45Bmethyl 4-chloro-2-(5-(methoxycarbonyl)-2-nitrophenylamino)benzoate 2470 A solution of Example 3 A (5.35 g, 18.04 mmol), methyl 3-amino-4-nitrobenzoate(3.54 g, 18.04 mmol), CsC03 (5.88 g, 18.04 mmol), palladium(II) acetate (0.202 g, 0.902 mmol) and 1 , 1 ‘-bis(diphenylphosphino)ferrocene ( 1.0 g, 1.804 mmol) in toluene was heated at 95C for 16 hours. The reaction mixture was brought to 80C; filtered through a plug of silica gel and washed with ethyl acetate. The solvent was removed and residue 2475 was purified over silica gel. The material was collected and washed with minimumamount of hot ethanol to yield the title compound. MS ESI(+) m/z 365 [M+H]+.

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, Methyl 4-chloro-2-iodobenzoate, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; ABBOTT LABORATORIES; ABBOTT LABORATORIES TRADING(SHANGHAI) COMPANY, LTD.; VAN CAMP, Jennifer; PATEL, Jyoti, R.; SWANN, Steven; WO2012/45194; (2012); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Application of 627-31-6, These common heterocyclic compound, 627-31-6, name is 1,3-Diiodopropane(stabilized with Copper chip), 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-d: 7′-methyl-5′-nitro spirolcyclobutane- 1.3′-indolin1-2′-one: To a stirred solution of 7-methyl-5-nitroindolin-2-one (0.45g, 2.3 mmol) in dry THF was added LiHMDS (7.02 mL, 3 eq) dropwise at 0C and stirred there for 15 min. Subsequently, 1, 3-diiodo propane (1.3 mL, 11.7 mmol) was added and the reaction mixture was stirred at 0C to RT for 2 h. The reaction mixture was quenched with IN HC1. The aqueous layer was extracted with ethyl acetate and washed with water and brine, dried over MgS04 and evaporated. The crude material was purified by column chromatography using 5 % ethyl acetate in hexanes as eluent to afford the title compound as a pale yellow solid (0.060 g, 10%). -NMR (400 MHz, DMSO- d6): 8 10.99 (bs, 1H), 8.29 (d, 8.01 (s, 1H), 2.45-2.41 (m, 4H), 2.28 (s, 3H), 2.25- 2.19 (m, 2H); ES-MS: m z 231.2 (M-H)

Statistics shows that 1,3-Diiodopropane(stabilized with Copper chip) is playing an increasingly important role. we look forward to future research findings about 627-31-6.

Reference:
Patent; ORION CORPORATION; UJJINAMATADA, Ravi Kotrabasaiah; HOSAHALLI, Subramanya; SAMAJDAR, Susanta; ABBINENI, Chandrasekhar; WO2015/92118; (2015); 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. 25309-64-2, name is 1-Ethyl-4-iodobenzene, This compound has unique chemical properties. The synthetic route is as follows., Safety of 1-Ethyl-4-iodobenzene

In a 25 mL reaction flask, 3 mL of water, 0.5 mmol of 1-ethyl-4-iodobenzene, 1.0 mmol of DBH, and0.05mmol TBHP, after reacting at 60 C for 4h, add 2.0mmol sodium bicarbonate and 0.5mmol alpha-aminopyridine at 80 CAfter reacting for 2 hours, the reaction mixture was completed, ethyl acetate was added thereto, and brine was added and the organic phase was concentrated.Column chromatography gave 134 mg of a white solid.The yield was 84%.

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 25309-64-2.

Reference:
Patent; Henan Normal University; Zhao Minghao; Ma Chunhua; Zhu Hong; Yang Xiao; Zeng Wenjie; (9 pag.)CN108822106; (2018); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Electric Literature of 1450754-38-7, A common heterocyclic compound, 1450754-38-7, name is 3-(But-3-yn-1-yl)-3-(2-iodoethyl)-3H-diazirine, molecular formula is C7H9IN2, 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 a mixture of 3-(but-3-yn-1-yl)-3-(2-iodoethyl)-3H-diazirine (70 mg, 282 imol, 1 eq) and 4- hydroxybenzaldehyde (34.5 mg, 282 imol, 1 eq) in 1 mL of DMF was added Cs2CO3 (276 mg, 847 imol, 3 eq) in one portion at 15C under N2. The mixture was stirred at 60 C for 12 hours.The residue was poured into 2 mL water. The aqueous phase was extracted with three 1 mL portions of ethyl acetate. The combined organic phases were washed twice with 2 mL of brine, dried with anhydrous Na2SO4, filtered and concentrated in vacuo to give 40 mg of crude aldehyde A-i as yellow oil which was used into the next step without further purification.

The synthetic route of 1450754-38-7 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; AQUINNAH PHARMACEUTICALS, INC.; BURNETT, Duane, A.; VACCA, Joseph, P.; (310 pag.)WO2018/119395; (2018); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 103962-05-6, name is 1-Iodo-4-(trifluoromethoxy)benzene, molecular formula is C7H4F3IO, 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 1-Iodo-4-(trifluoromethoxy)benzene

To a solution of compound 02-5-1 (1.00 g, 3.0 mmol, 1.0 eq) in DMA (5 mL) was added 1-iodo-4-(trifluoromethoxy)benzene (1.73 g, 6.0 mmol, 939 muL, 2.0 eq), PdCl2 (10.6 mg, 60.0 mumol, 0.02 eq), 1,10-phenanthroline (10.8 mg, 60.0 mumol, 0.02 eq), Ag2CO3 (1.24 g, 4.50 mmol, 204 muL, 1.5 eq) and K3PO4 (1.27 g, 6.0 mmol, 2.0 eq). The suspension was degassed under vacuum and purged with N2 several times. The mixture was stirred at 150 °C for 12 h. The reaction mixture was poured into H2O (100 mL), filtered through Celite, and washed with EtOAc (50 mL). The filtrate was extracted with EtOAc (100 mL*3). The combined organic layers were washed with brine (100 mL*2), dried over anhydrous Na2SO4, filtered and concentrated under reduced pressure. The residue was purified by column chromatography (SiO2) to give compound 02-5-2 (300.0 mg, 608 mumol, 20percent yield).

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 103962-05-6, its application will become more common.

Reference:
Patent; KYRAS THERAPEUTICS, INC.; VACCA, Joseph P.; LI, Dansu; (587 pag.)WO2017/96045; (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. 626-01-7, name is 3-Iodoaniline, A new synthetic method of this compound is introduced below., Recommanded Product: 626-01-7

Synthesis of 3,3′-oxydianiline: 3-Aminophenol (6.0 g, 54.8 mmol), 3-iodoaniline (10.0 g, 45.7 mmol), picolinic acid (0.56 g, 46 mmol), copper(I) iodide and potassium phosphate (19.4 g, 91 mmol) were added to DMSO (100 mL) and the reaction mixture degassed by bubbling nitrogen into the mixture for 1 hour. The reaction flask was then placed into a preheated 80 C. oil bath and stirred for 15 hours before cooling to room temperature. The reaction mixture was then poured into 150 mL of water and extracted with 3*50 mL EtOAc. The combined organics were washed with 50 mL water, 50 mL brine, dried and evaporated. The crude oil was chromatographed on silica with 80/20 hexane/EtOAc (v/v) followed by 50/50 hexane/EtOAc (v/v) to give 7.2 g (79%) of3,3′-oxydianiline as a white solid. The product was confirmed by GC/MS and NMR.

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; UNIVERSAL DISPLAY CORPORATION; CHEN, Hsiao-Fan; (99 pag.)US2019/165284; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 3930-83-4, name is 2-Iodobenzamide, 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 3930-83-4, Application In Synthesis of 2-Iodobenzamide

0.5 mmol (123.5 mg) of o-iodobenzamide, 0.05 mmol (8.0 mg) of copper sulfate, 0.1 mmol (19.8 mg) of 1,10-phenanthroline, sodium hydroxide 1 mmol (40 mg), phenylacetylene 0.6 mmol (61.2 mg), tetrabutylammonium bromide 0.1 mmol (32.2 mg), and water 2 mL were added to the reaction vessel. The reaction was carried out in an oil bath at 100 C for 24 hours, cooled to room temperature, the product was extracted with ethyl acetate and concentrated under reduced pressure. The product was purified by column chromatography to give a white solid product in 90% yield.

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, 2-Iodobenzamide, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Nanyang Normal College; Yu, Lintao; Wang, Huifang; Wang, Zhen; Zhang, Xu; Li, Ting; Yang, Yanbin; Chen, Shaohui; (10 pag.)CN106588767; (2017); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 69113-59-3, name is 3-Iodobenzonitrile, 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 69113-59-3, Application In Synthesis of 3-Iodobenzonitrile

3-[(2-Dimethylamino)methyl]-1-hydroxycyclohexyl]-benzonitrile Isopropylmagnesium chloride (5.4 mL of a 2M solution in THF, 10.9 mmol) was added dropwise to a solution of 3-iodobenzonitrile (2 g, 8.7 mmol) in THF (20 mL) at 0 C. After stirring for 30 min, 2-dimethylaminomethyl-cyclohexanone was added and the ice bath removed. After 1 h, the reaction was quenched with saturated aqueous ammonium chloride (20 mL) and ethyl acetate (40 mL) was added. The organic phase was separated and then extracted with an aqueous solution of 1N hydrochloric acid (2*20 mL). The acid extracts were combined and then made basic with 2N sodium hydroxide solution. The basic solution was then extracted with chloroform (3*20 mL). The organic extracts were combined, dried (K2CO3), filtered, and concentrated under reduced pressure to afford 3-[(2-dimethylamino)methyl]-1-hydroxycyclohexyl]-benzonitrile as a mixture of four diastereomers (1.66 g, 73%).

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

Reference:
Patent; Carson, John R.; Pitis, Philip M.; US2005/256203; (2005); 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. 216393-67-8, name is 4-Chloro-2-fluoro-6-iodoaniline, This compound has unique chemical properties. The synthetic route is as follows., HPLC of Formula: C6H4ClFIN

INTERMEDIATE 150 – PREPARATION of Lambda/-(2-(5-chloro-7-fluoro-2-(triethylsilyl)-1 H-indol- 3-yl)ethyl)-5-(2,5-difluorobenzyl)isoxazole-3-carboxamide; A mixture of 4-chloro-2-fluoro-6-iodoaniline (0.100 g; 0.368 mmol), 5-(2,5-difluorobenzyl)- N-(4-(triethylsilyl)but-3-ynyl)isoxazole-3-carboxamide (0.150 g; 0.347 mmol), Bis(diphenylphosphino)ferrocene]palladium(ll) chloride (0.015 g; 0.018 mmol), lithium chloride (0.016 mg; 0.368 mmol), sodium carbonate (0.078 g; 0.737 mmol) in DMF (5 ml.) was stirred at 100 0C overnight. The solution was reparted between ethyl acetate and brine, washed with sodium thiosulphate, dried and concentrated under reduced pressure. The crude mixture was purified by flash chromatography on silica (eluent 2 to 60 % ethyl acetate in heptane) to yield 0.05 g (25%) of Lambda/-(2-(5-chloro-7-fluoro-2-(triethylsilyl)-1 H- indol-3-yl)ethyl)-5-(2,5-difluorobenzyl)isoxazole-3-carboxamide as a yellow oil. ESI/APCI(+): 549(M+H).

According to the analysis of related databases, 216393-67-8, the application of this compound in the production field has become more and more popular.

Reference:
Patent; KATHOLIEKE UNIVERSITEIT LEUVEN, K.U. LEUVEN R&;D; reMYND; GRIFFIOEN, Gerard; VAN DOOREN, Tom; ROJAS DE LA PARRA, Veronica; MARCHAND, Arnaud; ALLASIA, Sara; KILONDA, Amuri; CHALTIN, Patrick; WO2010/142801; (2010); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Synthetic Route of 4387-36-4, A common heterocyclic compound, 4387-36-4, name is 2-Iodobenzonitrile, molecular formula is C7H4IN, 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.

General procedure: Method A: in a glove box, a 25 mL Schlenk tube equipped with a stir bar was charged with aryl iodides (0.25 mmol),KOtBu (56 mg, 0.5 mmol), and benzene (2.0 mL) was added by syringe. Then the Schlenk tube was sealed by a Teflon screw cap and placed in an oil bath at 100 C (preheated to 100 C) with one 24 W CFL (approximately 5 cm away). The reaction mixture was allowed to stir for 16 h. After being cooled down, the solvent was removed in vacuo and the residue was purified by chromatography on silica gel (eluent:diethyl ether/petroleum ether) to provide the corresponding product. Method B: in a glove box, a 25 mL Schlenk tube equipped with a stir bar was charged with aryl iodides (0.25 mmol), bathophenanthroline (8.3 mg, 0.025 mmol), KOtBu(56 mg, 0.5 mmol), and benzene (2.0 mL) was added by syringe. Then the Schlenk tube was sealed by a Teflon screw cap and placed with one 24 W CFL (approximately 3 cm away). The reaction mixture was allowed to stir for36 h. Then the solvent was removed in vacuo and the residue was purified by chromatography on silica gel (eluent:diethyl ether/petroleum ether) to provide the corresponding product.

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; Kan, Jian; Huang, Shijun; Zhao, Huaiqing; Lin, Jin; Su, Weiping; Science China Chemistry; vol. 58; 8; (2015); p. 1329 – 1333;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com