Category: 2533-69-9

Adding a certain compound to certain chemical reactions, such as: 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, belongs to chlorides-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 2533-69-9, Formula: C3H4Cl3NO

REFERENTIAL EXAMPLE 17 4-Amino-7-fluoro-3-(trichloroacetimidoylamino)quinoline diacetate (VIII-1) STR146 To a solution of 1.77 g of 3,4-diamino-7-fluoro-quinoline (V-4) in 20 ml of acetic acid was added 1.94 g of methyl trichloroacetimidate and the mixture was stirred for two hours at room temperature. After concentration under reduced pressure, 10 ml of ethyl acetate was added to the residue, and the mixture was allowed to stand overnight. The crystals precipitated were collected by filtration and washed with ethyl acetate and then a small quantity of ethanol to give 3.75 g (yield: 87%) of the titled compound (VIII-1).

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Reference:
Patent; Shionogi & Co., Ltd.; US4940714; (1990); A;,
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Electric Literature of 2533-69-9, 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. 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate belongs to chlorides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

C. 2-Trichloromethyl-5-(2-trifluoromethoxy-phenyl)-lH-benzimidazole(3-tert-Butoxycarbonylamino-2′-trifluoromethoxy-biphenyl-4-yl)-carbamic acid tert-butyl ester (573 mg, 1.22 mmol, as prepared in the previous step) was placed in a 40 mL vial equipped with a magnetic stir bar. DCM (10 mL) and TFA (5 mL) were added, and the mixture stirred at rt for 12 h. The solvent was removed under reduced pressure, and the residue was dissolved in DCM and washed with 2M aq NaOH. The organic extract was dried over MgSO4 and concentrated in vacuo. The residue was dissolved in AcOH (5 mL) and placed in an 8 mL vial equipped with a magnetic stir bar. The mixture was cooled to 0 0C, treated with methyl-2,2,2-trichloroacetimidate (0.167 mL, 1.35 mmol) via syringe, and stirred at rt for 3 days. The solvent was removed under reduced pressure. The crude product was purified by column chromatography using a 12-g SiO2 pre-packed column eluting with EtOAc/hexanes, 0:1 to 2:5, v/v over 30 min, yielding 409 mg (85 %) of the desired compound. 1H-NMR (400 MHz, d4-MeOH) delta: 7.71 – 7.77 (m, 2H), 7.52 – 7.57 (m, IH), 7.39 – 7.51 (m, 4H).

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

Reference:
Patent; JANSSEN PHARMACEUTICA NV; PLAYER, Mark, R.; PARKS, Daniel, J.; PARSONS, William; MEEGALLA, Sanath, K; ILLIG, Carl, R.; BALLENTINE, Shelley, K.; WO2010/45166; (2010); A1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Adding a certain compound to certain chemical reactions, such as: 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, belongs to chlorides-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 2533-69-9, HPLC of Formula: C3H4Cl3NO

A mixture of 1.98 g of 4-trifluoromethylbenzene-1, 2-diamine and 15 ml of acetic acid was added to a mixture of1.98 g of methyl-2,2,2-trichloroacetimidate and 15 ml of acetic acid under ice cooling, followed by stirring for 3 hours at room temperature. The reaction mixture was concentrated under reduced pressure, ethyl acetate was added to the residues, and the resultant was washed with an aqueous saturated sodium hydrogen carbonate solution and saturated saline. The organic layer was dried over magnesium sulfate and then concentrated under reduced pressure, thereby obtaining 3.39 g of 2-trichioromethyl-5-trifluoromethylbenzimidazole. 1H-NMR (DMSO-D5) oe: 8.18-8.00 (m, 1H), 7.94-7.80 (m, 1H), 7.72-7.65 (m, 1H)

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

Reference:
Patent; SUMITOMO CHEMICAL COMPANY, LIMITED; Mukumoto, Fujio; Tamaki, Hiroaki; Kusaka, Shintaro; Iwakoshi, Mitsuhiko; US2015/289512; (2015); A1;,
Chloride – Wikipedia,
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These common heterocyclic compound, 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, 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. Quality Control of Methyl 2,2,2-trichloroacetimidate

Example 7> Preparation of 1H-benzoimidazole-2-carboxylic acid[6-(2-methyl-pyridine-3-yloxy)-pyridine-3-yl]-amide 1,2-phenylenediamine (1 g, 9.25 mmol) was dissolved in acetic acid (30 ), methyltrichloroacetimidate (1.26 , 10.18 mmol) was added to the solution at 0 , and then the mixture was stirred at room temperature. After the reaction was completed, the product was washed, filtered, and dried to obtain 2-trichloromethyl-1H-benzoimidazole.

The synthetic route of Methyl 2,2,2-trichloroacetimidate has been constantly updated, and we look forward to future research findings.

Reference:
Patent; KOREA RESERACH INSTITUTE OF CHEMICAL TECHNOLOGY; WO2009/125923; (2009); A2;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Application of 2533-69-9, A common heterocyclic compound, 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, molecular formula is C3H4Cl3NO, 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: Preparation of 2-methyl-6-nitro-2H-indazole (5d). To a stirred mixture of 6-nitro-1H-indazole (1.0 g, 0.0061 mmol) in dichloromethane (25.0 mL) was added trifluoromethanesulfonic acid (0.54 mL, 0.0061 mmol), stirred for 5-10 min at 25-35 C. To this mixture was added methyl 2,2,2,-trichlroacetimidate (2.69 g, 0.015 mmol) at room temperature. The reaction mixture was stirred at room temperature for 16-18 h under N2. After reaction completion, chilled saturated NaHCO3 solution was added. The aqueous and organic phases were separated. Aqueous phase was extracted with dichloromethane 10 mL. Combined organic layers were washed with DM water (2 × 10 mL). Organic layer was dried over anhydrous Na2SO4, filtered, and evaporated completely under vacuum to obtain 2-methyl-6-nitro-2H-indazole (1.03 g, 95.0%) as a yellow solid.

The synthetic route of 2533-69-9 has been constantly updated, and we look forward to future research findings.

Reference:
Article; Baddam, Sudhakar Reddy; Uday Kumar; Panasa Reddy; Bandichhor, Rakeshwar; Tetrahedron Letters; vol. 54; 13; (2013); p. 1661 – 1663;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Application of 2533-69-9, A common heterocyclic compound, 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, molecular formula is C3H4Cl3NO, 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: Preparation of 2-methyl-6-nitro-2H-indazole (5d). To a stirred mixture of 6-nitro-1H-indazole (1.0 g, 0.0061 mmol) in dichloromethane (25.0 mL) was added trifluoromethanesulfonic acid (0.54 mL, 0.0061 mmol), stirred for 5-10 min at 25-35 C. To this mixture was added methyl 2,2,2,-trichlroacetimidate (2.69 g, 0.015 mmol) at room temperature. The reaction mixture was stirred at room temperature for 16-18 h under N2. After reaction completion, chilled saturated NaHCO3 solution was added. The aqueous and organic phases were separated. Aqueous phase was extracted with dichloromethane 10 mL. Combined organic layers were washed with DM water (2 × 10 mL). Organic layer was dried over anhydrous Na2SO4, filtered, and evaporated completely under vacuum to obtain 2-methyl-6-nitro-2H-indazole (1.03 g, 95.0%) as a yellow solid.

The synthetic route of 2533-69-9 has been constantly updated, and we look forward to future research findings.

Reference:
Article; Baddam, Sudhakar Reddy; Uday Kumar; Panasa Reddy; Bandichhor, Rakeshwar; Tetrahedron Letters; vol. 54; 13; (2013); p. 1661 – 1663;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

These common heterocyclic compound, 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, 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. SDS of cas: 2533-69-9

Step 1-Synthesis of 4-[6-bromo-2-(trichloromethyl)-1,3-benzodiazol-1-yl]pyrimidin-2-amine To a solution of 4-N-(2-amino-5-bromophenyl)pyrimidine-2,4-diamine (3.0 g, 10.71 mmol) in acetic acid (10 mL) was added methyl 2,2,2-trichloroethanimidoate (1.4 mL, 11.25 mmol). The reaction was stirred at 45 C. for 7 hr. Water (15 mL) was then added. The precipitate was collected by filtration and dried under vacuum to give the title product (3.94 g as the acetic acid salt); 1H NMR (500 MHz, DMSO) delta 1.90 (3H, s), 7.01 (1H, d, J=5.0 Hz), 7.21 (2H, s), 7.75-7.46 (2H, m), 8.09-7.75 (1H, m), 8.58 (1H, d, J=5.0 Hz); LC-MS: m/z=+406/408/410/412 (M+H)+.

The synthetic route of Methyl 2,2,2-trichloroacetimidate has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Genentech, Inc.; US2012/214762; (2012); A1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Adding a certain compound to certain chemical reactions, such as: 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, belongs to chlorides-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 2533-69-9, category: chlorides-buliding-blocks

2-amino-4-(2-methoxypyridin-3-yl)phenyIamine 3; To a solution of 4- bromo-o-phenylenediainine 1 (0.935g, 5 mmol), 2-methoxy-3-pyridyl boronic acid 2 and Na2CO3 (1.06Og, lOmmols) in l,4-dioxane/H2O (3:1, 2OmL) flushed with N2 was added Pd(PPh3)4 (0.575g, 0.5mmol) in one portion. Resulting reaction mixture was stirred under N2 atmosphere at 100 0C for 12h. Solvent was evaporated and residue was extracted with ethyl acetate (20 mL). Dried over anhydrous sodiumsulfate. Filtered, and evaporation of solvent gave a crude residue which was used as such in the following reaction. (0.850g).[00532] 5-(2-methoxypyridin-3-yl)-2-(trichIoromethyl)-lH-benzimidazole 4: To a solution of 2-amino-4-(2-methoxypyridin-3-yl)phenylamine 3 obtained from above reaction (0.215g, 1 mmol) in acetic acid (2mL) cooled to 0 0C was added methyl trichloroacetimidate (0.193g, 1.1 mmol) under N2 atmosphere and resulting reaction mixture was stirred at room temperature for 3h. Acetic acid was evaporated to give crude 5-(2-methoxypyridin-3-yl)-2- (trichloromethyl)-lH-benzimidazole which was used as such in the following step (0.3g). Reference: Louvet, P.; Lallement, G.; Pernot-Marino, L; Luu-Duc, C; Blanchet, G. Eur. J.Med.Chem. 1993, 28, 71-75.

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Reference:
Patent; CHEMBRIDGE RESEARCH LABORATORIES, INC.; WO2007/56155; (2007); A1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Adding a certain compound to certain chemical reactions, such as: 2533-69-9, name is Methyl 2,2,2-trichloroacetimidate, belongs to chlorides-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 2533-69-9, HPLC of Formula: C3H4Cl3NO

Methyl 2,2,2-trichloroacetimidate (0.73 g, 4.09 mmol) and trifluoroacetic acid (0.63 ml_, 8.17 mmol) were added to a suspension of 4-nitrophenylenediamine (0.50 g, 3.27 mmol) in a 2:3 mixture of dichloromethane/diethyl ether (40 ml_). After stirring at RT for 3 h, the reaction mixture was filtered. The residue in the filter was washed with a 1 :1 mixture of dichloromethane:ether. The filtrates were combined and shaken with 1.5N aqueous sodium hydroxide (40 ml_). The organic layer was removed. A 1 :1 mixture of methanol/ether (40 ml.) was added, and the mixture was stirred at RT overnight. The precipitated yellow solid was collected by filtration, suspended in water and the mixture acidified with 6N aqueous HCI. The precipitate was collected by filtration and dried under vacuum overnight to give the title compound (0.331 g, 49%) as a white solid. 1H NMR (400 MHz, DMSO-d6): delta 8.56 (s, 1 H), 8.20 (d, 1 H), 7.79 (d, 1 H). MS: m/z 208 (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; SMITHKLINE BEECHAM CORPORATION; WO2008/154271; (2008); A1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

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 2533-69-9 as follows. COA of Formula: C3H4Cl3NO

Cl3CC(NH)OMe (1 eq.) was added slowly to a solution of compound (Ql) in AcOH (0.8 M) at 00C, then the reaction mixture was stirred at RT for 2 h. The reaction mixture was diluted with EtOAc, and the resulting organic phase was washed The with sat. aq. NaHCO3 and dried(Na2SO4). Evaporation of the solvent under reduced pressure afforded (75%) the title compound.MS (ES+) C8H4Cl3FN2 required: 252, 254, found: 253, 255 (M+H)+.

According to the analysis of related databases, 2533-69-9, the application of this compound in the production field has become more and more popular.

Reference:
Patent; ISTITUTO DI RICERCHE DI BIOLOGIA MOLECOLARE P. ANGELETTI S.P.A.; DESSOLE, Gabriella; JONES, Philip; BUFI, Laura, Llauger; MURAGLIA, Ester; ONTORIA ONTORIA, Jesus, Maria; TORRISI, Caterina; WO2010/13037; (2010); A1;,
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics