Chlorides-buliding-blocks

Related Products of 104-11-0, 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. 104-11-0, name is 1-(4-Chlorophenyl)-N-methylmethanamine belongs to chlorides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

To a stirred solution of 22 (0.60 g, 3.85 mmol) and K2CO3 (0.71 g, 5.14 mmol) in anhydrous acetonitrile (150 mL) under N2 at 0 C, was added crude 21(o) (0.58 g, 2.57 mmol) and the reaction heated and allowed to progress under reflux for 6 h. Acetonitrile was then removed under reduced pressure and the reaction mixture worked up with ethyl acetate (100 mL) and saturated aqueous Na2CO3 (3 × 50 mL), dried (MgSO4) and concentrated in vacuo. The crude product was purified by column chromatography using mixtures of ethyl acetate:hexane (5:95) to (20:80) as eluent to give12(o)a as a yellow oil (0.45 g, 58%); 1H NMR (CDCl3, 400 MHz) delta 7.39-7.26 (9H, m, ArH), 4.55 (2H, s, H-1), 3.58 (2H, s, H-8), 3.50 (2H, s, H-10), 2.13 (3H, s, H-9); 13C NMR (CDCl3, 75 MHz) delta 137.4 (Arqu), 137.1 (Arqu), 134.7 (Arqu), 132.7 (Arqu), 130.7 (ArC-H), 130.2 (C-12/16), 129.6 (ArC-H), 128.3 (C-13/15), 128.1 (ArC-H), 127.7 (ArC-H), 61.5 (C-10), 59.9 (C-8), 52.0 (C-1), 41.9 (C-9). HRMS (ES): Found 301.1211 (M + H)+: C16H18ClN4 (M + H)+ requires 301.1215.

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, 1-(4-Chlorophenyl)-N-methylmethanamine, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Zishiri, Vincent K.; Hunter, Roger; Smith, Peter J.; Taylor, Dale; Summers, Robert; Kirk, Kiaran; Martin, Rowena E.; Egan, Timothy J.; European Journal of Medicinal Chemistry; vol. 46; 5; (2011); p. 1729 – 1742;,
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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. 19752-55-7, name is 1-Bromo-3,5-dichlorobenzene belongs to chlorides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. HPLC of Formula: C6H3BrCl2

Under a nitrogen atmosphere, tert-butyllithium (1.3 Msolution in Pentane, 17.8 mL, 23.2 mmol) was added dropwise to a solution of 3,5-dichlorobenzene (5.0 g, 22.1mmol) in tetrahydrofuran (50 mL) for 30 min and the reaction was continued for 2 hours. Trifluoroacetic anhydride is then added(2.56 g, 12.2 mmol) was added dropwise to the mixed solution and stirring was continued for 2 hours while maintaining at -78 ° C. Remove the cold, gradually rose toAfter room temperature, keep the reaction at room temperature for 2.5 hours. Saturated ammonium chloride solution (50 mL) was added to terminate the reaction. The mixture was extracted with etherThe organic phase was combined and washed with saturated brine (20 mL’2). The organic phase was separated and washed with anhydrous magnesium sulfateDrying, filtration, removal of the solvent, and distillation under reduced pressure gave a colorless transparent liquid 1 (2.58 g) in a yield of 48percent.

The synthetic route of 19752-55-7 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Jingmen Pharmaceutical Industry Technology Institute; Wang Yong; Li Liwei; Hu Jianmei; Gu Dongyun; Huang Daoyou; (12 pag.)CN107353189; (2017); A;,
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Some common heterocyclic compound, 39226-96-5, name is (2-Chloro-3-(trifluoromethyl)phenyl)methanamine, molecular formula is C8H7ClF3N, 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. Computed Properties of C8H7ClF3N

Example 23 N-{[2-Chloro-3-(trifluoromethyl)phenyl]methyl}-3-methyl-2-oxo-1-(2- pyridinyl)-4-imidazolidinecarboxamide (E23) (in a form obtainable or prepared from (4S)-2-oxo-3-{[(phenylmethyl)oxy]carbonyl}-4-imidazolidinecarboxylic acid); A mixture of 3-methyl-2-oxo-1-(2-pyridinyl)-4-imidazolidinecarboxylic acid TFA salt (117 mg, 0.35 mmol), 1-hydroxybenzotriazole hydrate (80 mg, 0.525 mmol), 1-ethyl- 3-(3-dimethylaminopropyl)carbodiimide hydrochloride (101 mg, 0.525 mmol) and N- ethyl morpholine (0.224 ml, 1.75 mmol) in dichloromethane (8 ml) was stirred at room temperature for 10 minutes. A solution of {[2-chloro-3- (trifluoromethyl)phenyl]methyl}amine (73.4 mg, 0.35 mmol) in dichloromethane (2 ml) was added and the reaction stirred at room temperature for 18 hours. The mixture was partitioned between dichloromethane and saturated sodium hydrogen carbonate solution. The organic phase was separated, washed with water and brine, dried and evaporated. The residue was purified by silica gel chromatography eluting with 0- 10% methanol in dichloromethane to give N-{[2-chloro-3-(trifluoromethyl)phenyl]methyl}-3-methyl-2-oxo-1-(2-pyridinyl)-4- imidazolidinecarboxamide (90 mg, 62%). LC/MS [M+H]+ = 413, retention time = 2.55 minutes.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 39226-96-5, its application will become more common.

Reference:
Patent; GLAXO GROUP LIMITED; WO2008/119825; (2008); A2;,
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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 16799-05-6 as follows. Product Details of 16799-05-6

The reaction bottle by adding 0.5 millimoles of 2 – phenyl indole, 1.0 mmol 3 – chlorobenzene ethyl alkyne bromine, 3 mmol (6 equiv) potassium hydroxide, 5 muM % (0.025mmol) Pd (OAc)2, 15 muM % (0.075mmol) PCy3, 1.5 ml of N, N – dimethyl formamide, under nitrogen conditions, 130 C stirring for 18 hours, stop heating and stirring, cooled to the room temperature, distilled under reduced pressure to get the crude product, through the column chromatography separation and purification, to obtain the target product, the used column chromatography eluant is petroleum ether, yield 65%. This embodiment of the obtained product hydrogen spectrogram and carbon spectrogram as shown in Figure 11, Figure 12 is shown

According to the analysis of related databases, 16799-05-6, the application of this compound in the production field has become more and more popular.

Reference:
Patent; South China University of Technology; Wu Wanqing; An Yanni; Li Jianxiao; Jiang Huanfeng; (16 pag.)CN106866664; (2017); A;,
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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. 29671-92-9, name is Carbamimidic chloride hydrochloride belongs to chlorides-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below. category: chlorides-buliding-blocks

Step 3; 2-Amino-6- (4-chloro-2-methylphenoxymethyl)benzonitrile mg; 0.29 mmol) and chloroformamidine hydrochloride (51.0 mg, 0.44 mmol) were heated at 140 C in diglyme for 3 hours. The reaction mixture was diluted with water, stirred for 2 hours, filtered, washed with water and dried. Purification by silica gel chromatography (5% methanol in dichloromethane) yielded 55 mg of the 5-(4-chloro- 2-methylphenoxymethyl) quinazoline-2,4-diamine.

The synthetic route of 29671-92-9 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; DECODE CHEMISTRY, INC.; SINGH, Jasbir; GURNEY, Mark E.; WO2005/123724; (2005); A1;,
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Electric Literature of 33863-76-2, These common heterocyclic compound, 33863-76-2, name is 1-Bromo-3-chloro-5-fluorobenzene, 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.

Example 21Synthesis of {3-Chloro-5-[4-(2,2-dimethyl-propionylamino)-2-(2,2,2-trifluoro-ethylsulfanylmethyl)-phenoxy]-phenyl}-acetic acid (Compound 28) cl Step 1: 1-Benzyloxy-3-bromo-5-chloro-benzene; To 1-bromo-3-chloro-5-fluorobenzene (25 g, 112 mmol) and benzyl alcohol (25 mL, 239 mmol) in NMP (200 mL) at room temperature was added sodium hydride (60% in mineral oil; 10.5 g, 263 mmol), and the reaction was heated to 120 C. for 10 hours. The mixture was acidified with 10% aqueous HCl and extracted with EtOAc to give the title compound.

The synthetic route of 33863-76-2 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; AMIRA PHARMACEUTICALS, INC.; US2010/4331; (2010); A1;,
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Synthetic Route of 622-24-2,Some common heterocyclic compound, 622-24-2, name is (2-Chloroethyl)benzene, molecular formula is C8H9Cl, 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.

3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamide (A) (35 g, 2.1 mol) and (2-chloroethyl)benzene (B) (32.8 g, Mix 2.52 mol) and add 50% sodium hydroxide solution (55ml),In a flask of a mixture of petroleum ether (72 ml) and copper iodide (5.07 g, 0.78 mol), the reaction was carried out at 85C for 9 hours. After the reaction was completed, the temperature was lowered to 6C to obtain of 3-ethyl-4-methyl-2-oxo-N-(2-phenylethyl)-2,5-dihydro-1H-pyrrole-1-carboxamide (C) (53.8 g) in a yield of 85.24%.Purity is 99.78%.

The synthetic route of 622-24-2 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Dong Dandan; (7 pag.)CN107963988; (2018); A;,
Chloride – Wikipedia,
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Some common heterocyclic compound, 6276-54-6, name is 3-Chloropropan-1-amine hydrochloride, molecular formula is C3H9Cl2N, 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. Computed Properties of C3H9Cl2N

General procedure: Toa suspension of lawsone (0.87 g, 5.0 mmol) in ethanol(10 mL) were added sequentially: i) the corresponding amine (5.5 mmol) – andtriethylamine (5.0 mmol, 0.7 mL) in the case of 3-(chloropropyl)aminehydrochloride – and ii) the respective aldehyde (6.0 mmol). The reactionmixture was stirred at RT, in the dark for 12h, after which time the orangeprecipitate was filtered, washed with ethanol, diethyl ether and dried undervacuum.Forthe syntheses of 6a, 6b, 6e, 6f, 6g and 6h, which are more soluble than the other products, the reactionswere carried out in the same amount of ethanol, but using 10.0 mmol of lawsone,10.0 mmol of heptylamine and 12.0 mmol of aldehydes.Compounds4a, 5a, 8a, 4b, 5b, 4c, 5c, 4d, 5d, 6d, 7d, 8d, 9e, 5g, 4h and 5h were synthesized as describedpreviously.3-5

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 6276-54-6, its application will become more common.

Reference:
Article; da Silva, Gustavo B.; Neves, Amanda P.; Vargas, Maria D.; Marinho-Filho, Jose D.B.; Costa-Lotufo, Leticia V.; Bioorganic and Medicinal Chemistry Letters; vol. 26; 15; (2016); p. 3537 – 3542;,
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Electric Literature of 13918-92-8, The chemical industry reduces the impact on the environment during synthesis 13918-92-8, name is 2,4-Difluorobenzene-1-sulfonyl chloride, I believe this compound will play a more active role in future production and life.

To the solution of 2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-amine (400 mg, 1.6 mmol) in pyridine (5 mL) was added 2,4-difluorobenzenesulfonyl chloride (407 mg, 1.9 mmol) slowly, the reaction mixture was stirred at room temperature overnight, the solvent was evaporated in vacuo, and the residue was treated with brine (5 mL) and extracted with EtOAc (3×10 mL). The combined organic layer was evaporated in vacuo, and the residue was purified by column chromatography using petroleum ether_EtOAc=5:1 as eluent to afford the desired product 2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide as white solid in 59% yield (400 mg). m/z 427 (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, 2,4-Difluorobenzene-1-sulfonyl chloride, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; Su, Weiguo; Zhang, Weihan; Yang, Haibin; US2013/190307; (2013); A1;,
Chloride – Wikipedia,
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Electric Literature of 2106-02-7, These common heterocyclic compound, 2106-02-7, name is 2-Chloro-4-fluoroaniline, 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.

Example 8; Synthesis of N-(2-chloro-4-fluoropheny?-N-(2-cvano-4-fluorophenv?-2-(5- isoquinolinyloxy)acetamide; 1 ) 2-[Y2-chloro-4-f*luorophenyl)amino1-5-fluorobenzonitrile; To a solution of 2-chloro-4-fluoroaniline (3.07 g) in N-methyl-2-pyrrolidone (40ml) was added potassium t-butoxide (4.97 g), the solution was stirred for 10 minutes, added 2,5-difluorobenzonitrile (3.26 g) in N-methyl-2-pyrrolidone (4ml), and then the solution was stirred for 4 hours at room temperature. While cooling on ice, water was added and then extraction was conducted with ethyl acetate. The organic phase was washed with water and a saturated aqueous sodium chloride solution, dried over anhydrous sodium sulfate, and concentrated under reduced pressure. The resultant residue was purified by a silica gel chromatography (hexane:chloroform=6: l to 1 : 1) to obtain an orange solid, which was washed with hexane (40 ml) to obtain the title compound (2.62 g) as a pale orange solid.

The synthetic route of 2106-02-7 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; BANYU PHARMACEUTICAL CO.,LTD.; SUGIMOTO, Yuichi; SATOH, Atsushi; NISHIMURA, Teruyuki; WO2010/117084; (2010); A1;,
Chloride – Wikipedia,
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