Iodides-buliding-blocks

Related Products of 108078-14-4, 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 108078-14-4 as follows.

General procedure: To a solution of p-tolylhydrazine hydrochloride (0.79 g, 5 mmol), 2-chlorobenzoic acid (0.78 g, 5 mmol), and HCTU (2.28 g, 5.5 mmol) in DMF (10.0 mL), Et3N (2.08 mL, 15 mmol) was added. The mixture was stirred at r.t. overnight. Then the mixture was washed with sat. aq NH4Cl, aq NaHCO3, and brine. The organic layer was dried (MgSO4) and the solvent was removed under reduced pressure. The residue was purified by column chromatography (petroleum ether/EtOAc,5:1) to give 1b (0.78 g, 60%) as a white solid; mp 161.3-162.4 C.

According to the analysis of related databases, 108078-14-4, the application of this compound in the production field has become more and more popular.

Reference:
Article; Wang, Wei-Juan; Chen, Jia-Hua; Chen, Zi-Cong; Zeng, Yu-Feng; Zhang, Xue-Jing; Yan, Ming; Chan, Albert S. C.; Synthesis; vol. 48; 20; (2016); p. 3551 – 3558;,
Iodide – Wikipedia,
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Reference of 63262-06-6, A common heterocyclic compound, 63262-06-6, name is 1,4-Dibromo-2,5-diiodobenzene, molecular formula is C6H2Br2I2, 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.

A nitrogen gas atmosphere was prepared in a reaction vessel equipped with a stirrer, then, a compound 1 (22.0 g), 2-bromophenylboronic acid (19.1 g), tetrakis(triphenylphosphine)palladium(0) (2.43 g) and tetrahydrofuran (440 mL) were added, and the mixture was heated at 45 C. Thereafier, to this was added silver carbonate (47.2 g), and the mixture was refluxed for 3 hours. The resultant reaction liquid was cooled down to room temperature, then, water and toluene were added, and the mixture was stirred at room temperature. Thereafter, the aqueous layer was separated, and the organic layer was washed with a saturated sodium chloride aqueous solution. To the resultant organic layer was added sodium sulfate, then, the layer was filtrated, and concentrated to obtain a coarse product. Thereafier, to this were added toluene and activated carbon, and the mixture was stirred at 70 C. for 1 hour. Thereafter, the mixture was filtrated through a filter pre-coated with Celite. The resultant residue was washed with toluene several times. The resultant washing liquid was concentrated, then, recrystallized using toluene, thereby obtaining 17.9 g of a compound 2 (yield:74%, purity: 98.9%) as a white solid. ?H-NMR (DMSO-d5, 300 MHz): oe (ppm)7.43 (4H, t), 7.49 (2H, t), 7.71 (2H, d), 7.76 (2H, d).

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; Sumitomo Chemical Company, Limited; USUI, Motoaki; FUKUSHIMA, Daisuke; TANAKA, Shin-ya; (58 pag.)US2017/137566; (2017); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 766-85-8,Some common heterocyclic compound, 766-85-8, name is 3-iodoanisole, molecular formula is C7H7IO, 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.

i) l-Bromo-2-iodo-4-methoxy-benzene Bromine (2.8 mL, 54.49 mmol) was added dropwise over 5 minutes to a solution of 3- iodoanisole (10.01 g, 42.77 mmol) in glacial acetic acid (65 mL). The resulting orange solution was stirred at room temperature for 24 hours. The reaction mixture was diluted with water and extracted with hexane. The combined extracts were washed with aqueous sodium thiosulfate solution (5%) and brine, dried over magnesium sulfate and concentrated under reduced pressure to give 13.51 g (quantitative yield) of the title compound. 1H NMR (400 MHz, CDCl3) delta ppm 7.47 (d, 1 H) 7.39 (d, 1 H) 6.77 (dd, 1 H) 3.77 (s, 3 H).

The synthetic route of 766-85-8 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; ASTRAZENECA AB; BYLUND, Johan; EK, Maria, E; HOLENZ, Joerg; KERS, Annika; OeHBERG, Liselotte; WO2010/132016; (2010); A1;,
Iodide – Wikipedia,
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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. 19718-49-1, name is Methyl 4-amino-3-iodobenzoate, This compound has unique chemical properties. The synthetic route is as follows., Quality Control of Methyl 4-amino-3-iodobenzoate

A combined suspension of methyl 4-amino-3-iodobenzoate (3.0 g, 10.83 mmol), copper (_) iodide (41 mg, 0.22 mmol), bis(triphenylphosphine)palladium(II) dichloride (152 mg, 0.22 mmol), and 1-ethynyl-3-methoxybenzene (1.69 mL, 12.99 mmol) were stirred in toluene and TEA (1/1, 90 mL) at ambient temperature for overnight. The reaction solvent was evaporated under reduced pressure, and the residue was purified by column chromatography with hexane/ethyl acetate (3/1, v/v) to obtain the compound 47 as a white solid (3.00 g, 98% yield): 1H NMR (400 MHz, CDCl3) _ 8.07 (d, J = 2.1 Hz, 1H), 7.78 (dd, J = 8.2, 2.0 Hz, 1H), 7.21 (t, J = 7.9 Hz, 1H), 7.08 (dt, J = 7.7, 1.2 Hz, 2H), 7.03- 7.02 (m, 2H), 6.87- 6.86 (m, 1H), 6.66 (d, J = 8.6 Hz, 1H), 4.90 (s, 2H), 3.82 (s, 3H), 3.74 (s, 3H); 13C NMR (100 MHz, CDCl3) _ 166.5, 159.2, 151.7, 134.3, 131.3, 129.4, 123.8, 123.7, 118.8, 116.2, 114.8, 113.2, 106.7, 94.9, 84.6, 55.1, 51.6.

According to the analysis of related databases, 19718-49-1, the application of this compound in the production field has become more and more popular.

Reference:
Patent; BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM; DALBY, Kevin N.; EDUPUGANTI, Ramakrishna; TALIAFERRO, Juliana; LEE, Juhyeon; (0 pag.)WO2018/160967; (2018); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 1094759-93-9, name is 4-Chloro-5-fluoro-2-iodoaniline, belongs to iodides-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 1094759-93-9, Recommanded Product: 1094759-93-9

Step C: 2-Amino-5-chloro-4-fluoro-benzonitrile A solution of 4-chloro-5-fluoro-2-iodo-phenylamine (2.5 g, 9.21 mmol) and copper (I) cyanide (1.65 g, 18.4 mmol) in DMA (45 ml) was heated to 130 C. overnight. Most of the DMA was removed under reduced pressure and the remaining residue was diluted with EtOAc and dichloromethane. The slurry was filtered and the filter cake was washed with dichloromethane and EtOAc. The filtrate was concentrated and the remaining residue was purified by column chromatography (silica gel, heptane/EtOAc 98:2-85:15) to afford the title compound (1232 mg, 78%) as light red solid. MS (ESI): 169.2 (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; Hoffmann-La Roche Inc.; Ceccarelli, Simona M.; Conte, Aurelia; Kuehne, Holger; Kuhn, Bernd; Neidhart, Werner; Obst Sander, Ulrike; Rudolph, Markus; US2013/116234; (2013); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Some common heterocyclic compound, 117832-17-4, name is 2-Iodo-4,5-dimethylaniline, molecular formula is C8H10IN, 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. category: iodides-buliding-blocks

Preparation 2.65,6-Dimethyl-1 /-/-indole-3-carboxylic acid.(VIII): X = CH; R4 = Me; R5 = Me.Step 1 : 3-[(2-lodo-4,5-dimethylphenyl)amino]benzyl acrylate (XVIII).60.8 g of lithium chloride is added to a solution of 15.5 g of [1 ,4]- benzoquinone in 350 ml of THF, and it is degassed with nitrogen. 3.2 g of palladium acetate and 23.7 g of benzyl acrylate are added and it is degassed with nitrogen for about 30 minutes. Then a solution of 35.1 g of 2-iodo-4,5- dimethylaniline (prepared according to J. Med. Chem 2001 , 44, 3856-3871 ) in 150 ml of THF is added and it is stirred overnight. It is filtered and the filtrate is evaporated. The solid residue thus obtained is triturated with ether. It is filtered, the filtrate is washed with a solution of NaOH 0.5N and then with water and with brine. It is evaporated and then the solid residue is purified by silica gel chromatography, eluting with a cyclohexane/EtOAc mixture (8/2; v/v). 57.6 g of the expected compound is obtained in the form of a white powder.1H NMR: DMSO-de (250 MHz): delta (ppm): 2.14 (3H, s); 2.19 (3H, s); 4.93 (1 H, d); 5.18 (2H, s); 7.23 (1 H, s); 7.30-7.45 (5H, m); 7.59 (1 H, s); 7.72 (1 H, dd); 10.05 (1 H, d).

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 117832-17-4, its application will become more common.

Reference:
Patent; SANOFI; BADORC, Alain; BOLDRON, Christophe; DELESQUE, Nathalie; FOSSEY, Valerie; LASSALLE, Gilbert; YVON, Xavier; WO2012/146318; (2012); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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 452-82-4 as follows. Formula: C7H6FI

A mixture of 4-fluoro-3-iodotoluene (5.0 g, 21.2 mmol) and NBS (4.2 g, 23.3 mmol) in 50 mL of CCl 4 was refluxed under N 2 with benzoyl peroxide (250 mg, 1.03 mmol) was heated for 3 hours. The reaction mixture was cooled to room temperature and filtered through celite, washed with benzene. The filtrate was evaporated and pumped to give the benzylbromide as a crude light brown oil. [0192] A mixture of benzylbromide in 50 mL of DMSO was heated with NaHCO 3 solid (3.55 g, 42.2 mmol) at 120¡ã C. for 90 min. The reaction mixture was then cooled to room temperature, quenched with water, extracted with Et 2O, and washed with water, brine. The organic layer was dried with Na 2SO 4, concentrated in vacuuo. MPLC purification provided the titled compound as a colorless oil which solidified over time (2.2 g, 41.5% over two steps).

According to the analysis of related databases, 452-82-4, the application of this compound in the production field has become more and more popular.

Reference:
Patent; Xin, Zhili; Liu, Gang; Pei, Zhonghua; Szczepankiewicz, Bruce G.; Serby, Michael D.; Zhao, Hongyu; US2004/214870; (2004); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

618-91-7, name is Methyl 3-iodobenzoate, belongs to iodides-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. Recommanded Product: Methyl 3-iodobenzoate

To Methyl 3-iodobenzoate (25.0 g, 95.41 mmol) in ethanol (120.0 ml) was added hydrazine hydrate (50.0 ml). The reaction mixture was reflux for 18 hours. Heating was stopped and then water (300.0 ml) was added. After cooling down to room temperature, white solid was appeared. The white product solid was collected by filtration. The product was washed with water and dried under vacuum. Final white pure product was obtained in 23.0 g (92.0%). 1H NMR (400 MHz, DMSO-de, delta): 9.85 (s, br, 1 H, NH), 8.14 (t, J = 1.6 Hz, 1 H), 7.85 (m, 1 H), 7.82 (m, 1 H), 7.25 (t, J = 8.0 Hz, 1 H), 4.50 (s, 2 H, NH2). 13C NMR (100 MHz, CDCl3) delta: 168.54, 155.38, 129.54, 126.72, 125.57, 34.90, 31.07.

The synthetic route of 618-91-7 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; GEORGIA TECH RESEARCH CORPORATION; ZHANG, Yadong; ZUNIGA, Carlos; DESHAYES, Gaelle; LEROY, Julie; BARLOW, Stephen; MARDER, Seth, R.; KIM, Sung-Jin; KIPPELEN, Bernard; WO2010/149620; (2010); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Synthetic Route of 58313-23-8,Some common heterocyclic compound, 58313-23-8, name is Ethyl-3-iodobenzoate, molecular formula is C9H9IO2, 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: The synthesis of the intermediate 13 was carried out by 3-p-benzoic acid ethyl ester (2.76 g, 10 mmol) and Intermediate 5 (2.45 g, 15 mmol) by the above method, and purified by column chromatography ( petroleum ether: ethyl acetate = 20:3) Obtained white oil intermediate 13 (2.17 g, 70%)

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route Ethyl-3-iodobenzoate, its application will become more common.

Reference:
Patent; Sun Yat-sen University; Gu Qiong; Xu Jun; Fang Yuying; (20 pag.)CN109879856; (2019); A;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Related Products of 1320266-94-1,Some common heterocyclic compound, 1320266-94-1, name is 1-Iodo-3-isopropylimidazo[1,5-a]pyrazin-8-amine, molecular formula is C9H11IN4, 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.

1 -(4-(8-amino-3 -isopropylimidazo[ 1 ,5-a]pyrazin- 1 -yl)phenyl)-3 -(3 – (trifluoromethyl)phenyl)urea (KIRA2). A mixture of compound 1 (22.1 mg, 0.073 mmol), compound 2 (35.5 mg, 0.087 mmol), tetrakis(triphenylphosphine)palladium (2.6 mg, 2.1 muetaiotaomicron) and sodium carbonate (17.0 mg, 0.161 mmol) was dissolved in a 3: 1 mixture of DME/water (280 uL). The mixture was heated overnight at 85 C. The crude mixture was then allowed to cooled to room temperature, diluted in a mixture of acetonitrile/water and purified by reverse phase chromatography (HPLC) to obtain 11.5 mg of KIRA2 (35% yield). TLC (CH2C12:MeOH, 95:5 v/v): Rf = 0.5; 1H NMR (300 MHz, MeOD): delta 7.95 (s, 1H), 7.68-7.64 (m, 1H), 7.65-7.63 (m, 2H), 7.60-7.56 (m, 2H), 7.55-7.48 (m, 2H), 7.34-7.31 (m, 1H), 7.02-7.00 (dd, J = 6.0 Hz, J = 3.0 Hz, 1H), 3.49-3.43 (m, 1H), 1.44 (d, J = 6.0 Hz, 6H); ESI-MS (m/z): [M]+ calcd. for C23H21F3N60, 454.17; [M+l]+ found, 455.5. HPLC Purification Conditions: C18 column (250 x 21 mm), CH3CN/H2 O-0.1% CF3C02H = 1 :99 to 100:0 over 78 min; 8 mL/min; 220 nm and 254 nm detection for 78 min. The purity of GP 1 17 was determined to be >98% by analytical HPLC in two different solvent systems.

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 1-Iodo-3-isopropylimidazo[1,5-a]pyrazin-8-amine, its application will become more common.

Reference:
Patent; THE REGENTS OF THE UNIVERSITY OF CALIFORNIA; MALY, Dustin J.; BACKES, Bradley, J.; OAKES, Scott, A.; PAPA, Feroz, R.; GHOSH, Rajarshi; WANG, Likun; (220 pag.)WO2016/4254; (2016); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com