Category: 53937-02-3

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. 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone, the common compound, a new synthetic route is introduced below. Recommanded Product: 53937-02-3

To a solution of Compound 11 (1 g, 4.97 mmol) in DMF (10 mL) was slowly added sodium hydride (219 mg, 5.47 mmol) under ice-cooling, and the obtained reaction mixture was stirred under ice-cooling for 45 minutes. Methyl 2-bromopropionate was added dropwise thereto, and the obtained reaction mixture was warmed up to room temperature and then stirred overnight. To the reaction liquid was added water, followed by extraction with ethyl acetate. The organic layer was washed twice with water and then dried with magnesium sulfate, and the solvent was removed by distillation under reduced pressure. The concentrated residue was purified by silica gel column chromatography (hexane/ethyl acetate=1:1 to 1:4) to obtain Compound 12 (1.03 g, 72%) as a yellow solid. Compound 12; 1H-NMR (CDCl3) delta: 1.62 (3H, d, J=7.60 Hz), 3.75 (3H, s), 4.99 (2H, s), 5.54 (1H, q, J=7.44 Hz), 5.99 (1H, d, J=2.53 Hz), 6.04 (1H, dd, J=7.60, 2.53 Hz), 7.19 (1H, d, J=7.60 Hz), 7.35-7.40 (5H, m).

The synthetic route of 53937-02-3 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Shionogi & Co., Ltd.; Kojima, Eiichi; Tonogaki, Keisuke; Tanaka, Nobuyuki; Katou, Manabu; Ino, Akira; Iwatsu, Masafumi; Fujioka, Masahiko; Hinata, Yu; Ohyabu, Naoki; (119 pag.)US9567330; (2017); B2;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Electric Literature of 53937-02-3, The major producers of chemicals have been the Europe, Japan and China. Due to the growing call for a cleaner, greener environment, people will have to find innovative ways to maintain their relevance. Here is a compound 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone. This compound has unique chemical properties. The synthetic route is as follows.

Al l. Preparation of intermediate I- 11; 1-11 A mixture of 4-benzyloxy-2(lH)-pyridone (0.100 g, 0.50 mmol), 2-bromo-5-iodotoluene (0223 g, 0.75 mmol), CuI (0.048 g, 0.25 mmol), N,N’-dimethylethylenediamine (0.053 ml, 0.5 mmol) and K3PO4 (0.212 g, 1.0 mmol) in dioxane/DMF (4/1) was heated for 15 minutes at 180 0C in a microwave oven. Then DCM was added. The solid was filtered off through a CELITE pad and to the filtrate, a 32 % NH3 solution was added. The organic layer was separated, washed with brine, dried (Na2SO4), filtered and the solvent was evaporated. The residue was purified by column chromatography over silica gel (eluent: DCM). The product fractions were collected and the solvent was evaporated. The residue was treated with DIPE to yield intermediate compound 1-11 (0.130 g, 70 %).

While traditionally a conservative industry, chemical producers will need to modernize their PR strategies to stay relevant.we look forward to future research findings about 53937-02-3, 4-Benzyloxy-2-(1H)-pyridone.

Reference:
Patent; JANSSEN PHARMACEUTICA N.V.; WO2007/141200; (2007); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Electric Literature of 53937-02-3, The major producers of chemicals have been the Europe, Japan and China. Due to the growing call for a cleaner, greener environment, people will have to find innovative ways to maintain their relevance. Here is a compound 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone. This compound has unique chemical properties. The synthetic route is as follows.

Al l. Preparation of intermediate I- 11; 1-11 A mixture of 4-benzyloxy-2(lH)-pyridone (0.100 g, 0.50 mmol), 2-bromo-5-iodotoluene (0223 g, 0.75 mmol), CuI (0.048 g, 0.25 mmol), N,N’-dimethylethylenediamine (0.053 ml, 0.5 mmol) and K3PO4 (0.212 g, 1.0 mmol) in dioxane/DMF (4/1) was heated for 15 minutes at 180 0C in a microwave oven. Then DCM was added. The solid was filtered off through a CELITE pad and to the filtrate, a 32 % NH3 solution was added. The organic layer was separated, washed with brine, dried (Na2SO4), filtered and the solvent was evaporated. The residue was purified by column chromatography over silica gel (eluent: DCM). The product fractions were collected and the solvent was evaporated. The residue was treated with DIPE to yield intermediate compound 1-11 (0.130 g, 70 %).

While traditionally a conservative industry, chemical producers will need to modernize their PR strategies to stay relevant.we look forward to future research findings about 53937-02-3, 4-Benzyloxy-2-(1H)-pyridone.

Reference:
Patent; JANSSEN PHARMACEUTICA N.V.; WO2007/141200; (2007); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Reference of 53937-02-3, With the rapid development and complex challenges of chemical substances, the synthesis of new drugs is usually one of the most effective ways to increase yield.53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone, molecular formula is C12H11NO2, molecular weight is 201.22, as common compound, the synthetic route is as follows.

1-Bromobutane (3.75 g, 27.33 mmol) and potassium carbonate (10.3 g, 74.52 mmol) were added to a solution of 4-benzyloxy-7H-pyridin-2-one (5.0 g, 24.84 mmol) in acetonitrile (200 ml) and the mixture was heated at reflux for 16 hours. The reaction mixture was filtered through diatomaceous earth and concentrated in vacuo. The crude residue was then triturated with diethylether to yield pure D4 (6.26 g, 98 %) as a white solid.

Statistics shows that 53937-02-3 is playing an increasingly important role. we look forward to future research findings about 4-Benzyloxy-2-(1H)-pyridone.

Reference:
Patent; ORTHO-MCNEIL-JANSSEN PHARMACEUTICALS, INC.; ADDEX PHARMA S.A.; WO2009/33704; (2009); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

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. 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone. A new synthetic method of this compound is introduced below., Recommanded Product: 4-Benzyloxy-2-(1H)-pyridone

A mixture of N,N-diethyl-7-iodopyrazolo[1,5-a]pyridin-3-amine (0.25 g, 0.79 mmol), 4-benzyloxy-2(1H)-pyridone (0.19 g, 0.94 mmol), copper(1) iodide (0.003 g, 0.016 mmol) and potassium carbonate (0.13 g, 0.94 mmol) in DMF (5.0 ML) was heated at 150 C. for 3 h and cooled down to room temperature.The mixture was partitioned between EtOAc and H2O and separated.The organic layer was concentrated in vacuo to dryness.The residue was subjected to column chromatography (E:H=1:4) to give 0.18 g (60%) of a clear oil as the title compound: 1H NMR (400 MHz, CDCl3) delta 7.96 (d, J=5.8 Hz, 1H), 7.81 (s, 1H), 7.48-7.43 (m, 6H), 7.12-7.08 (m, 1H), 6.80 (s, 1H), 6.74 (d, J=5.8 Hz, 1H), 6.59 (d, J=6.4 Hz, 1H), 5.19 (s, 2H), 3.14 (q, J=7.1 Hz, 4H), 1.06 (t, J=7.1 Hz, 6H); MS (EI) m/z 389.25 (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, 53937-02-3, 4-Benzyloxy-2-(1H)-pyridone.

Reference:
Patent; Fu, Jian-Min; US2004/2511; (2004); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Reference of 53937-02-3, Adding some certain compound to certain chemical reactions, such as: 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone,molecular formula is C12H11NO2, 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 53937-02-3.

A solution of 4-benzyloxy-2(1H)-pyridone (274 mg, 1.36 mmol), the iodide of preparation 10 (567 mg, 1.36 mmol), copper iodide (53 mg, 0.27 mmol), potassium carbonate (376 mg, 2.72 mmol) and rac-trans-N,N’-dimethyl cyclohexane-1,2-diamine (86 ml, 0.54 mmol) in 1,4-dioxan (10 ml) was degassed via a nitrogen/vacuum cycle. The resulting mixture was then heated to 100 C. under a nitrogen atmosphere for 16 hours. The reaction was cooled to room temperature and concentrated in vacuo. The residue was treated with 0.880NH3/H2O (10 ml, 1:1 v/v ratio) and stirred for 15 min. The resulting solid was filtered off and dried in vacuo giving the title compound (Prep. 11a/Ex. 23a) as a brown solid 550 mg (82%). 1H NMR (400 MHz, CDCl3) delta ppm 1.13 (t, 3H), 1.43 (s, 9H). 2.09-2.25 (m, 2H), 3.12-3.30 (m, 2H), 3.31 (t, 1H), 3.40 (q, 1H), 3.65 (q, 2H), 4.60-4.77 (m, 1H), 5.01 (s, 2H), 6.00-6.01 (m, 2H), 6.40 (d, 1H), 7.18 (d, 1H), 7.30-7.41 (m, 5H), 7.48 (dd, 1H), 8.03 (d, 1H). LRMS m/z (ESI) 491 [MH+].

According to the analysis of related databases, 53937-02-3, the application of this compound in the production field has become more and more popular.

Reference:
Patent; Pfizer Inc; US2008/85884; (2008); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Synthetic Route of 53937-02-3, 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. 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone, molecular formula is C12H11NO2, The 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.

B) 4- (Benzyloxy) -1- (2-ethyl-l-methyl-lH-benzimidazol-6- yl) pyridin-2 ( 1H) -one A mixture of 4-benzyloxy-2 ( 1H) -pyridone (1 g) , 6-bromo-2- ethyl-l-methyl-lH-benzimidazole (1.19 g) , Nu,Nu’- dimethylethylenediamine (0.530 ml), copper (I) iodide (0.946 g) , potassium carbonate (2.06 g) and DMSO (20 ml) was stirred at 150C for 2 h. The mixture was added to 28% NH3 solution, and the precipitate was collected. The solid was dissolved in THF, passed through NH silica pad and concentrated in vacuo to give the title compound (986 mg) as a pink solid. A part of the target compound was treated with activated carbon and recrystallized from THF to give 46.1 mg of the title compound as a white solid. . MS (ESI+) : [M+H]+ 360.4. XH NMR (400 MHz, DMSO-d6) : delta 1.33 (3H, t, J = 7.4 Hz), 2.90 (2H, q, J = 7.5 Hz), 3.74 (3H, s), 5.16 (2H, s), 5.98 (1H, s) , 6.10 (1H, d, J = 5.4 Hz), 7.07 (lH, d, J = 8.8 Hz), 7.34-7.51 (5H, m) , 7.53 (1H, s) , 7.55-7.62 (2H, m)

According to the analysis of related databases, 53937-02-3, the application of this compound in the production field has become more and more popular.

Reference:
Patent; TAKEDA PHARMACEUTICAL COMPANY LIMITED; KASAI, Shizuo; IGAWA, Hideyuki; TAKAHASHI, Masashi; MAEKAWA, Tsuyoshi; KAKEGAWA, Keiko; YASUMA, Tsuneo; KINA, Asato; AIDA, Jumpei; KHAMRAI, Uttam; KUNDU, Mrinalkanti; WO2013/105676; (2013); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Reference of 53937-02-3 ,Some common heterocyclic compound, 53937-02-3, molecular formula is C12H11NO2, 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.

In following a method similar to that described in Katigiri, N; Sato, M.; Yoneda, N.; Saikawa, S.; Sakamoto, T.; Muto, M.; Kaneko, C. J. Chem. Soc. Perkin Trans. 1, 1289-1296, 1986, a solution of 4-benzyloxy-2-pyridone 1 (1.00 g, 5.00 mmol), benzylbromide (4.28 g, 2.97 mL, 25.0 mmol), finely powdered sodium hydroxide (1.00 g, 25.0 mmol), and tetrabutylammonium hydrogen sulfate (0.679 g, 2.00 mmol) in benzene (180 mL) was heated at reflux for 2 h and then cooled to room temperature. The reaction mixture was concentrated and the residue was partitioned between dichloromethane and water. The aqueous phase was separated and extracted with dichloromethane. The combined organic phases were washed with water and saturated aqueous sodium chloride solution, dried over anhydrous sodium sulfate, filtered, and concentrated to afford a brown solid. This solid was recrystallized from ethyl acetate to afford 1-benzyl-4-benzyloxy-2-pyridone 2 as a tan solid. MS (MH+) 292.2; Calculated 291 for C19H17NO2.

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. 53937-02-3, 4-Benzyloxy-2-(1H)-pyridone, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Nunes, Joseph J.; Martin, Matthew W.; White, Ryan; McGowan, David; Bemis, Jean E.; Kayser, Frank; Fu, Jiasheng; Liu, Jinqian; Jiao, Xian Yun; US2006/46977; (2006); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

Synthetic Route of 53937-02-3, Adding some certain compound to certain chemical reactions, such as: 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone,molecular formula is C12H11NO2, 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 53937-02-3.

General procedure: To a stirred degassed mixture of 8a (502 mg, 2.0 mmol), 4a (470 mg, 2.0 mmol), and K2CO3 (552 mg, 4.0 mmol) in dioxane (15 mL) were added CuI (76 mg, 0.4 mmol) and trans-N,N’-dimethyl-cyclohexane-1,2-diamine (56 mg, 0.4 mmol). The reaction vessel was sealed and heated at 110 C for 16 h. The reaction mixture was cooled to rt and concentrated. The resulting residue was diluted with DCM (250 mL), washed with brine (100 mL), dried over Na2SO4, and concentrated. The residue was purified by column chromatography (silica gel, DCM/MeOH = 97/3 to 96/4) to give the title compound (150 mg, 18%) as a white solid.

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. 53937-02-3, 4-Benzyloxy-2-(1H)-pyridone, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Igawa, Hideyuki; Takahashi, Masashi; Shirasaki, Mikio; Kakegawa, Keiko; Kina, Asato; Ikoma, Minoru; Aida, Jumpei; Yasuma, Tsuneo; Okuda, Shoki; Kawata, Yayoi; Noguchi, Toshihiro; Yamamoto, Syunsuke; Fujioka, Yasushi; Kundu, Mrinalkanti; Khamrai, Uttam; Nakayama, Masaharu; Nagisa, Yasutaka; Kasai, Shizuo; Maekawa, Tsuyoshi; Bioorganic and Medicinal Chemistry; vol. 24; 11; (2016); p. 2486 – 2503;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem

The major producers of chemicals have been the Europe, Japan and China. Due to the growing call for a cleaner, greener environment, people will have to find innovative ways to maintain their relevance. Here is a compound 53937-02-3, name is 4-Benzyloxy-2-(1H)-pyridone. This compound has unique chemical properties. The synthetic route is as follows. COA of Formula: C12H11NO2

A mixture of 4-benzyloxy-2(lH)-pyridone (50 mg, 0.0025 mol), 2-bromo-5-iodotoluene (1.13 g, 0.0038 mol), CuI (0.238 g, 0.0015 mol), N,N-dimethylethylenediamine (0.266 ml, 0.0025 mol), and K3PO4 (1.06 g, 0.005 mol) in dioxane/DMF 9:1 (75 ml) was stirred at 180 0C in a microwave for 15 minutes Then, DCM was added. The solid was filtered off through dicalite and the filtrate was washed with NH4OH 32 %. The organic layer was separated, dried over Na2SO4 and the solvent was evaporated. The residue was purified by column chromatography (eluent: DCM). The desired product was collected and evaporated. The resulting product was precipitated with DIPE yielding 0.737 g of intermediate compound 1-11 (80 %).

With the rapid development of chemical substances, we look forward to future research findings about 53937-02-3.

Reference:
Patent; JANSSEN PHARMACEUTICA N.V.; WO2008/68265; (2008); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem