Category: 39538-68-6

Reference of 39538-68-6, 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. 39538-68-6, name is 2-Methoxy-4-methylaniline, This compound has unique chemical properties. The synthetic route is as follows.

A solution of 2-methoxy-4-methylaniline (18, 10.9 mmol), bis-(2-chloroethyl)amine hydrochloride (12.0 mmol), potassium carbonate (15.2 mmol) in 1-butanol (5 mL) was refluxed under nitrogen overnight. The hot reaction mixture was filtered and the filtrate was concentrated under vacuum. The resulting residue was triturated with acetone and filtered to give 19 as an off-white powder (14% yield), mp 212-213 C (dec); 1H NMR (free base, CDCl3) delta 9.14 (s, 1H), 6.68-6.82 (m, 3H), 3.77 (s, 3H), 3.11-3.19 (m, 8H), 2.25 (s, 3H).

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

Reference:
Article; Vangveravong, Suwanna; Zhang, Zhanbin; Taylor, Michelle; Bearden, Melissa; Xu, Jinbin; Cui, Jinquan; Wang, Wei; Luedtke, Robert R.; MacH, Robert H.; Bioorganic and Medicinal Chemistry; vol. 19; 11; (2011); p. 3502 – 3511;,
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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. 39538-68-6, name is 2-Methoxy-4-methylaniline, A new synthetic method of this compound is introduced below., Computed Properties of C8H11NO

General procedure: In a threaded ACE glass pressure tube with a sealed Teflon screw cap equipped with a magnetic stirring bar, a mixture of 11a (0.200 g, 1.65 mmol), 12a (0.185 g, 1.65 mmol), p-TsOH (0.028 g, 0.16 mmol), and MS 4A (0.20 g) in toluene (10 mL) was stirred and heated at 130 C for 4.5 h under microwave irradiation (100 W). The solvent was removed under vacuum and the residue purified by column chromatography (silica gel, hexane-EtOAc, 98:2) to give 7a (0.32 g, 91%) as a brownishoil; Rf = 0.75 (hexane-EtOAc, 7:3).

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:
Article; Hernandez-Benitez, R. Israel; Zarate-Zarate, Daniel; Delgado, Francisco; Tamariz, Joaquin; Synthesis; vol. 49; 18; (2017); p. 4357 – 4371;,
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Application of 39538-68-6, These common heterocyclic compound, 39538-68-6, name is 2-Methoxy-4-methylaniline, 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 solution of cupric bromide (6.35 g; 28.4 mmol) in acetonitrille (25 ml_) was added tert- butyl nitrite (2.85 ml 24.06 mmol) and the mixture was heated at 65^ under a nitrogen atmosphere. A solution of 2-methoxy-4-methylaniline (3 g; 21 .87 mmol) in acetonitrile (25 ml_) was added carefully and the mixture was stirred for 20 min at 65 ‘O. The solvent was removed under reduced pressure and the residue was dissolved in ethyl acetate and washed (x 3) with an aqueous solution of ammonia 5%, water, a solution of ethylenediaminetetraacetic acid, water, brine and the mixture was concentrated under reduced pressure. Purification by flash-chromatography on silica gel using a gradient of ethyl acetate (2 – 50 %) in heptane furnished 2.32 g (53 %) of the title compound as a yellow oil.

Statistics shows that 2-Methoxy-4-methylaniline is playing an increasingly important role. we look forward to future research findings about 39538-68-6.

Reference:
Patent; KATHOLIEKE UNIVERSITEIT LEUVEN; CHALTIN, Patrick; DEBYSER, Zeger; DE MAEYER, Marc; MARCHAND, Arnaud; MARCHAND, Damien; SMETS, Wim; VOET, Arnout; CHRIST, Frauke; WO2011/15641; (2011); A1;,
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Synthetic Route of 39538-68-6, 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 39538-68-6 as follows.

To a solution of 3a (550 mg,4 mmol) in 3 mL concentrated HCl at 0 C was added NaNO2(320 mg, 4.6 mmol; dissolved in 5 mL H2O), and the mixture was stirred at 0 C for 1 h. A solution of KI (950 mg, 5.7 mmol; dissolvedin 10 mL H2O) was added dropwise at 0 C, and the mixture was slowly warmed up to room temperature overnight with stirring. The mixture was extracted with ether and the combined organic layers were washed with brine, dried over anhydrous MgSO4, and evaporated under reduced pressure. The residue was purified by silica gel flash chromatography (hexane as eluent) to give the titled product as colorless oil (0.826 g, 84% yield): 1H NMR (400 MHz, CDCl3) delta 7.62 (d, J=7.9 Hz, 1H), 6.65 (s, 1H), 6.55 (d, J=7.9 Hz, 1H), 3.87 (s, 3H), 2.33 (s, 3H).

According to the analysis of related databases, 39538-68-6, the application of this compound in the production field has become more and more popular.

Reference:
Article; Muppidi, Avinash; Doi, Kenichiro; Ramil, Carlo P.; Wang, Hong-Gang; Lin, Qing; Tetrahedron; vol. 70; 42; (2014); p. 7740 – 7745;,
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Ether | (C2H5)2O – PubChem

Related Products of 39538-68-6, As we all know, there are many different methods for the synthesis of a compound, and people can choose the synthesis method that suits their own laboratory according to the actual situation. 39538-68-6 name is 2-Methoxy-4-methylaniline, This compound is widely used in many fields, so it is necessary to find a new synthetic route. The downstream synthesis method of this compound is introduced below.

A solution of sodium nitrite (7 g, 101.4 mmol) in water (25 ml) was added dropwise to a cooled (0-5C) solution of Intermediate 1A (13.7 g, 100 mmol) in concentrated hydrochloric acid (30 ml) and water (85 ml). After stirring at 0C for 10 min, sodium acetate (15 g, 182.8 mmol) was added. The resulting mixture was added dropwise to a hot solution (70-80C) of potassium O-ethyl dithio- carbonate (30 g, 187.1 mmol) in water (140 ml), stirred between 70C and 80C for 1 h and then cooled to rt. The mixture was extracted twice with ethyl acetate, and the combined organic extracts were dried over sodium sulfate and evaporated. The residue was taken up in a 1.3 M solution of potassium hydroxide in ethanol (300 ml). Glucose (8 g) was added, and the resulting mixture was refluxed for 3 h. Then, the ethanol solvent was evaporated, and the residue was diluted with water and acidified with 6 N aqueous sulfuric acid. Zinc powder (15 g) was added carefully, and the resulting mixture was heated to 50C for 30 min. The mixture was then cooled to rt, diluted with dichloromethane and filtered. The filtrate was extracted twice with dichloromethane, and the combined organic extracts were dried over sodium sulfate and evaporated affording 14.3 g of the crude product which was used in the next step without further purification.

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 2-Methoxy-4-methylaniline, and friends who are interested can also refer to it.

Reference:
Patent; BAYER INTELLECTUAL PROPERTY GMBH; BAYER PHARMA AKTIENGESELLSCHAFT; COLLIN, Marie-Pierre; BROHM, Dirk; HEROULT, Melanie; LOBELL, Mario; HUeBSCH, Walter; LUSTIG, Klemens; GRUeNEWALD, Sylvia; BOeMER, Ulf; VOeHRINGER, Verena; LINDNER, Niels; WO2013/87647; (2013); A1;,
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Ether | (C2H5)2O – PubChem

39538-68-6, name is 2-Methoxy-4-methylaniline, belongs to ethers-buliding-blocks compound, is considered to be a conventional heterocyclic compound, which is widely used in drug synthesis. The chemical synthesis route is as follows. HPLC of Formula: C8H11NO

General procedure: To a magnetically stirred solution of the selected aromatic amine (0.01 mol) in anhydrous dioxane (30 ml), succinic anhydride (0.01 mol) was added and the resulting suspension was refluxed for 24 h. Subsequently, the reaction mixture was cooled to room temperature. Subsequently, petroleum ether (200 mL) was added to the reaction mixture to yield the succinic monoamide derivatives (112-119, see Scheme 2) as white to grey solids. Using the same general procedure, the following compounds were synthesized.

The synthetic route of 39538-68-6 has been constantly updated, and we look forward to future research findings.

Reference:
Article; Habash, Maha; Taha, Mutasem O.; Bioorganic and Medicinal Chemistry; vol. 19; 16; (2011); p. 4746 – 4771;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Related Products of 39538-68-6, The chemical industry reduces the impact on the environment during synthesis 39538-68-6, name is 2-Methoxy-4-methylaniline, I believe this compound will play a more active role in future production and life.

General procedure: To a magnetically stirred ice-bath cooled solution of the selected succinic monoamide derivative (4 mmol) in anhydrous dioxane (20 ml) neat oxalyl chloride was added (8 mmol). After stirring over 30 min the reaction mixture was warmed to room temperature. Two hours later, the reaction mixture was re-cooled to 0 C in ice bath followed by drop wise addition of the particular aromatic amine (4 mmol) in pyridine (10 mL) to the reaction mixture. After stirring over 30 min the reaction mixture was warmed to room temperature and allowed to stir over 24 h. Subsequently, the reaction was carefully quenched with saturated sodium bicarbonate solution (200 mL). Finally, the mixture was filtered to offer the products as whitish to gray solids that were re-crystallized from acetone (see Scheme 2).

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

Reference:
Article; Habash, Maha; Taha, Mutasem O.; Bioorganic and Medicinal Chemistry; vol. 19; 16; (2011); p. 4746 – 4771;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

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. 39538-68-6, name is 2-Methoxy-4-methylaniline belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. Quality Control of 2-Methoxy-4-methylaniline

General procedure: To a magnetically-stirred, ice-bathed, solution of substituted aniline (1 equiv) in acetone (20 mL) at 0 C was added cyanuric chloride (1 equiv), and the resulting mixture was stirred at 0 C for 2 h and then at room temperature for an additional 2 h. Subsequently, crushed ice (10 mL) was added to the reaction, and the mixture was allowed to warm up to room temperature over 1 h. The solid was collected by vacuum filtration and was washed with water three times (3-10 mL).45

The synthetic route of 39538-68-6 has been constantly updated, and we look forward to future research findings.

Reference:
Article; Shahin, Rand; Taha, Mutasem O.; Bioorganic and Medicinal Chemistry; vol. 20; 1; (2012); p. 377 – 400;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Application of 39538-68-6, A common heterocyclic compound, 39538-68-6, name is 2-Methoxy-4-methylaniline, molecular formula is C8H11NO, 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 1)Synthesis of 2-methoxy-4-methylphenyl isothiocyanate (compound represented by formula (b)) N 1,1′-thiocarbonyldiimidazole (6.10 g), N-dimethylformamide (80 ml) solution, at room temperature, 2-methoxy-4-N methyl aniline (3.43 g), N-dimethylformamide solution (40 ml) was added and stirred for 1 hour. Then water was added at 0 , and extracted with ethyl acetate. The organic layer was washed with water, then washed with saturated brine. Then, the organic layer was dried over anhydrous magnesium sulfate, filtered, then concentrated in vacuo. The resulting crude product was purified by silica gel column chromatography, to obtain the desired product (4.53g).

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; NIPPONSODA COMPANY LIMITED; SHIMIZU, KAZUYA; SAKAMOTO, RIE; TAKAHASHI, JUN; KANAZAWA, JYUN; (37 pag.)JP2016/29022; (2016); A;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Reference of 39538-68-6, 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. 39538-68-6, name is 2-Methoxy-4-methylaniline, This compound has unique chemical properties. The synthetic route is as follows.

A solution of 2-methoxy-4-methylaniline (18, 10.9 mmol), bis-(2-chloroethyl)amine hydrochloride (12.0 mmol), potassium carbonate (15.2 mmol) in 1-butanol (5 mL) was refluxed under nitrogen overnight. The hot reaction mixture was filtered and the filtrate was concentrated under vacuum. The resulting residue was triturated with acetone and filtered to give 19 as an off-white powder (14% yield), mp 212-213 C (dec); 1H NMR (free base, CDCl3) delta 9.14 (s, 1H), 6.68-6.82 (m, 3H), 3.77 (s, 3H), 3.11-3.19 (m, 8H), 2.25 (s, 3H).

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

Reference:
Article; Vangveravong, Suwanna; Zhang, Zhanbin; Taylor, Michelle; Bearden, Melissa; Xu, Jinbin; Cui, Jinquan; Wang, Wei; Luedtke, Robert R.; MacH, Robert H.; Bioorganic and Medicinal Chemistry; vol. 19; 11; (2011); p. 3502 – 3511;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem