Tag: M.W=0-100

In the chemical reaction process, reaction time, type of solvent, can easily affect the result of the reaction, thereby determining the yield and properties of the reaction product. An updated downstream synthesis route of 109-85-3 as follows. name: 2-Methoxyethylamine

Ligand 1b was prepared according to the method described for 1a using 2-(methoxy)ethylamine (0.39 mL, 4.54 mmol) and 1- methyl-1H-imidazole-2-carbaldehyde (0.455 g, 4.13 mmol) and isolated as a pale yellow oil in 92% yield. 1H NMR (300 MHz, CD2Cl2): d(ppm) 8.26 (s, 1H), 7.04 (s, 1H), 6.94 (s, 1H), 3.95 (s, 3H), 3.75e3.68 (m, 2H), 3.67e3.60 (m, 2H), 3.33 (s, 3H). 13C{1H} NMR (75 MHz, CD2Cl2): d(ppm) 154.96, 143.59, 129.32, 125.12, 72.53, 61.64, 58.86, 35.46. FT-IR (cm 1): 2875m, 1650s (nC]N), 1518w, 1475m, 1437m, 1366w, 1287m, 1236w, 1191w, 1118s, 1026w, 955w, 919m, 802m, 757m, 708m, 690m, 558w, 473w.

According to the analysis of related databases, 109-85-3, the application of this compound in the production field has become more and more popular.

Reference:
Article; Boudier, Adrien; Breuil, Pierre-Alain R.; Magna, Lionel; Olivier-Bourbigou, Helene; Braunstein, Pierre; Journal of Organometallic Chemistry; vol. 718; (2012); p. 31 – 37,7;; ; Article; Boudier, Adrien; Breuil, Pierre-Alain R.; Magna, Lionel; Olivier-Bourbigou, Helene; Braunstein, Pierre; Journal of Organometallic Chemistry; vol. 718; (2012); p. 31 – 37;,
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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. 109-85-3, name is 2-Methoxyethylamine belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. Product Details of 109-85-3

2-methoxyethaneamine (3 mL) is added to a solution of l-fluoro-2-nitrobenzene (400 mg, 2.84 mmol) in ethanol. The reaction may be stirred at room temperature for an appropriate time period (such as overnight) and concentrated. The residue may be purified by any appropriate method including Biotage column chromatography to give N-(2-methoxyethyl)-2-nitroaniline (477 mg).

The synthetic route of 109-85-3 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; WANG, Tong; GATELY, Stephen; TRANSLATIONAL GENOMICS RESEARCH INSTITUTE; WO2010/151441; (2010); A1;,
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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. 109-85-3, name is 2-Methoxyethylamine belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. category: ethers-buliding-blocks

A solution of 6-amino-4-fluoronicotinonitrile (intermediate 21, 1.10 g, 8.02 mmol) in DMA (20 ml)was treated with 2-methoxyethylamine (2.07 ml, 24.1 mmol) and DIPEA (4.20 mL, 24.1 mmol),heated to 50 C and stirred for 15 h. The reaction mixture was cooled to room temperature and concentrated. The crude material was purified by normal phase chromatography (24 g silica gel cartridge, heptanes/EtOAc 100:0 to 0:100). The product containing fractions were concentrated and dried under vacuum to give the title compound as an off-white solid.

The synthetic route of 109-85-3 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; NOVARTIS AG; BUSCHMANN, Nicole; FAIRHURST, Robin Alec; FURET, Pascal; KNOePFEL, Thomas; LEBLANC, Catherine; MAH, Robert; NIMSGERN, Pierre; RIPOCHE, Sebastien; LIAO, Lv; XIONG, Jing; ZHAO, Xianglin; HAN, Bo; WANG, Can; WO2015/59668; (2015); A1;,
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Synthetic Route of 109-85-3,Some common heterocyclic compound, 109-85-3, name is 2-Methoxyethylamine, molecular formula is C3H9NO, 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.

(4-Bromo-6-chloro-quinolin-2-yl)-(4-fluoro-2-methoxy-benzyl)-amine (prepared from 2-amino-6-chloro-4-hydroxyquinoline and 4-fluoro-2-methoxybenzaldehyde as described in example 30, step A and B, 328 mg, 0.828 mmol) was dissolved in 5 mL dioxane. Argon was bubbled through the solution for 2 minutes to remove oxygen. 2-Methoxyethylamine (187 mg, 2.49 mmol), sodium tert.-butylate (159 mg, 1.66 mmol), 1,1′-bis(diphenylphosphino)ferrocene (69 mg, 0.125 mmol) and 1,1′-bis(diphenylphosphino)ferrocene palladium (II) chloride (34 mg, 0.042 mmol) were added. The reaction mixture was stirred in a sealed tube at 100 C. for 2 h. The solvent was evaporated and the residue purified by flash chromatography on silica gel (dichloromethane/methanol/ammonia 100:0:0?110:10:1 gradient). 6-Chloro-N2-(4-fluoro-2-methoxy-benzyl)-N4-(2-methoxy-ethyl)-quinoline-2,4-diamine was obtained as an off-white foam (285 mg, 88%), MS: m/e=390.0 (M+H+).

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

Reference:
Patent; Kolczewski, Sabine; Riemer, Claus; Steward, Lucinda; Wichmann, Juergen; Woltering, Thomas; US2009/88451; (2009); A1;,
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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. 109-85-3, name is 2-Methoxyethylamine, A new synthetic method of this compound is introduced below., SDS of cas: 109-85-3

Step 3: 4-Amino-N’-hydroxy-N-(2-methoxyethyl)-l,2,5-oxadiazole-3-carboximidamide [00186] 4-Amino-N-hydroxy-l ,2,5-oxadiazole-3-carboximidoyl chloride (200.0 g, 1.23 mol) was mixed with ethyl acetate (1.2 L). At 0-5 C 2-methoxyethylamine [Aldrich, product 143693] (119.0 mL, 1.35 mol) was added in one portion while stirring. The reaction temperature rose to 41 C. The reaction was cooled to 0 – 5 C. Triethylamine (258 mL, 1.84 mol) was added. After stirring 5 min, LCMS indicated reaction completion. The reaction solution was washed with water (500 mL) and brine (500 mL), dried over sodium sulfate, and concentrated to give the desired product (294 g, 1 19%) as a crude dark oil. LCMS for C6Hi2 503 (M+H)+: m/z = 202.3. 1H NMR (400 MHz, DMSO- ): delta 10.65 (s, 1 H), 6.27 (s, 2 H), 6.10 (t, J = 6.5 Hz, 1 H), 3.50 (m, 2 H), 3.35 (d, J = 5.8 Hz, 2 H), 3.08 (s, 3 H).

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; THE UNIVERSITY OF CHICAGO; GAJEWSKI, Thomas F.; SPRANGER, Stefani; LEUNG, Michael; WO2014/66834; (2014); A1;,
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Adding a certain compound to certain chemical reactions, such as: 109-85-3, name is 2-Methoxyethylamine, belongs to ethers-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 109-85-3, Product Details of 109-85-3

To a colorless solution of methyl 3-fluoro-4-nitrobenzoate (50 g, 250 mmol) in THF (400 mL) was added Et3N (40.7 g, 402 mmol, 55.8 mL) followed by addition of 2-methoxyethylamine (30.2 g, 402 mmol) in THF (100 mL), dropwise, at RT. The resultant yellow solution was stirred at 55 C. for 18 h. The solution was cooled to RT and concentrated under reduced pressure to remove THF. The resultant yellow solid was dissolved in EtOAc (800 mL) and washed with sat. aq. NH4Cl (250 mL). The aq. phase was separated and extracted with EtOAc (200 mL). The combined organic layers were washed with brine (3*250 mL), dried over Na2SO4, filtered and concentrated under reduced pressure to yield methyl 3-((2-methoxyethyl)amino)-4-nitrobenzoate (60.2 g , 94%) as a yellow solid. 1H NMR (CDCl3) 6 8.23 (d, 1H), 8.17 (br s, 1H), 7.58 (d, 1H), 7.25(dd, 1H), 3.95 (s, 3H), 3.69-3.73 (m, 2H), 3.56 (m, 2H), 3.45 (s, 3H); LC-MS(ES+): 255.4 (M+H).

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; Pfizer Inc.; Aspnes, Gary Erik; Bagley, Scott W.; Curto, John M.; Dowling, Matthew S.; Edmonds, David; Flanagan, Mark E.; Futatsugi, Kentaro; Griffith, David A.; Huard, Kim; Ingle, Gajendra; Jiao, Wenhua; Limberakis, Chris; Mathiowetz, Alan M.; Piotrowski, David W.; Ruggeri, Roger B.; (73 pag.)US2018/170908; (2018); A1;,
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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. 109-85-3, name is 2-Methoxyethylamine, A new synthetic method of this compound is introduced below., Formula: C3H9NO

2-Chloro-5-nitropyridine (4.0 g) was stirred with 2-methoxyethylamine (20 mL) at room temperature for 1 h. The reaction mixture was diluted with water (30 mL) and extracted with ethyl acetate (2 x 50 mL), washed with brine (20 mL), dried over sodium sulphate and evaporated under vacuum. The residue was washed with n-pentane (25 mL) to get N-(2- methoxyethyl)-5-nitropyridin-2-amine (4.8 g, 87 %) as yellow solid.

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; GRUeNENTHAL GMBH; FRANK, Robert; BAHRENBERG, Gregor; CHRISTOPH, Thomas; LESCH, Bernhard; WO2013/13815; (2013); A1;,
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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. 109-85-3, name is 2-Methoxyethylamine, A new synthetic method of this compound is introduced below., name: 2-Methoxyethylamine

The compound 13 4-amino-N-hydroxy-1,2,5-oxadiazole-3-carbimidoyl chloride (4.0 g, 24.7 mmol) was dissolved in 15 ethyl acetate (40 mL). 16 2-methoxyethane-1-amine (2.29 mL, 25.9 mmol) was added under an ice bath, and the mixture was stirred for 5 minutes. Then 17 triethylamine (5.16 mL, 37.05 mmol) was added. The reaction mixture was stirred for 2 hours until the reaction was completed. The mixture was washed with water and saturated brine. The organic phase was dried over anhydrous sodium sulfate and concentrated in vacuo to obtain the 18 compound 4-amino-N?-hydroxy-N-(2-methoxyethyl)-1,2,5-oxadiazole-3-carboximidamide 1d (4.5 g, 92%). (0101) MS m/z (ESI): 202.1. (0102) 1H NMR (400 MHz, DMSO, ppm): delta 10.67 (s, 1H), 6.28 (s, 2H), 6.14 (s, 1H), 3.56 (m, 2H), 3.44 (m, 2H), 3.28 (s, 3H).

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; Jiangsu Hansoh Pharmaceutical Group Co., Ltd.; Shanghai Hansoh Biomedical Co., Ltd.; WU, Shenghua; LI, Kailong; BAO, Rudi; (45 pag.)US2019/40025; (2019); A1;,
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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. 109-85-3, name is 2-Methoxyethylamine, A new synthetic method of this compound is introduced below., HPLC of Formula: C3H9NO

To a suspension of 43 (1.3 g, 3.26 mmol) in dry DCM (50 mL) at RT was added 2- methoxyethanamine (1.226 g, 16.32 mmol), acetic acid (0.98 g, 16.32 mmol) and sodium triacetoxyborohydride (3.46 g, 16.32 mmol), and the reaction mixture was stirred at RT for 24 hours. It was then diluted with additional DCM and washed with saturated NaHCO3 solution, dried OVCr Na2SO4, filtered and concentrated to dryness to afford 44 (1.5 g, 100% yield) as an yellow oil which was used crude in the next step with no additional purification MS (m/z): 458.2 (M+H)

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; METHYLGENE INC.; WO2009/109035; (2009); A1;,
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In the chemical reaction process, reaction time, type of solvent, can easily affect the result of the reaction, thereby determining the yield and properties of the reaction product. An updated downstream synthesis route of 109-85-3 as follows. SDS of cas: 109-85-3

A) Chloro(N-(2-methoxyethyl))acetamide, (1) In a three-necked 2L round bottom flask fitted with two 500mL addition funnels, containing 56.4g (39.8mL, 0.50mole) chloroacetyl chloride in 400mL dichloromethane and 20g (0.50mole) sodium hydroxide in 400mL water, respectively, and a water-cooled condenser, was placed 35.7g (41.3mL, 0.48mole) 2-methoxyethylamine, 100mL water, 100mL dichloro-methane. The reaction vessel was cooled to 0 C. by a salt-ice bath. The organic and aqueous solutions were allowed to add slowly, -0.25mL per minute, to the reaction mixture. During the addition the pH of the water phase of the reaction was monitored and the rate of addition of the alkali solution adjusted so as to maintain pH=12. When the addition was complete, the mixture was allowed to warm to room temperature and stir overnight. The organic layer was removed by siphon and dried with magnesium sulfate for four hours. The mixture was filtered through #4 filter paper on a large Buchner funnel and the sulfate washed with 2*100mL fresh dichloromethane. The combined filtrates were then placed in 2L round bottomed flask and the mixture distilled at torr. Fractions collected from 55 C. to 60 C. were combined and analyzed by NMR. Yield 31.lg (43% based on starting 2-methoxyethylamine). TLC (silica on glass, 2% methanol in dichloromethane) R67 =0.40. 1 H(delta, CDCl3) 3.28(s,3H), 3.40{m,4H}, 3.97{s,2H}, 6.92{br, IH}. 13 C{1 H}{delta, CDCl2 }39.27, 42.32, 58.60, 70.54, 166.22.

According to the analysis of related databases, 109-85-3, the application of this compound in the production field has become more and more popular.

Reference:
Patent; Mallinckrodt Medical, Inc.; US5138040; (1992); A;,
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