Iodides-buliding-blocks

5159-41-1, name is 2-Iodobenzyl alcohol, 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. Computed Properties of C7H7IO

The reaction was carried out using o-iodobenzyl alcohol (i.e., R1 in the formula (I) o) 1.0 mmol (234.0 mg)The procedure and procedure were the same as in Example 1, aqueous ammonia (1.6 mol / L) 5.0 mL, catalyst copper sulfate was used in an amount of 5 mol% (8.0 mg)TEMPO is used in an amount of 8 mol% (12.5 mg) at a reaction temperature of 120 C and a reaction time of 18 h. The crude product is purified by column chromatography(Petroleum ether: ethyl acetate = 10: 1) to give the pure title product at 206.1 mg yield of 90%.

The synthetic route of 5159-41-1 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Zhejiang University of Technology; Zhang Guofu; Zhao Yiyong; Zhang Guihua; Ding Chengrong; Yu Yidong; Lv Jinghui; (10 pag.)CN106866326; (2017); A;,
Iodide – Wikipedia,
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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. 328-73-4, name is 1-Iodo-3,5-bis(trifluoromethyl)benzene, A new synthetic method of this compound is introduced below., category: iodides-buliding-blocks

To a degassed solution of 1-iodo-3,5-bis(trifluoromethylbenzene (10.0 g, 29.4 mmol), anilinium hypophosphite (5.62 g, 35.3 mmol) and 3-aminopropyl triethoxysilane (7.81 g, 35.3 mmol) in anhydrous acetonitrile (200 mL) were added palladium acetate (132 mg, 0.588 mmol, 2 mol percent) and 1,3-bis(diphenylphosphino)propane (267 mg, 0.647 mol, 2.2 mol percent). The mixture was refluxed overnight. After cooling down to room temperature, the reaction mixture was diluted with ethyl acetate and hydrochloric acid (1M), and then partitioned. The aqueous layer was further extracted with ethyl acetate. The combined extracts were washed sequentially with aqueous sodium hydrogen carbonate and brine, and dried over sodium sulfate. The volatiles were removed in vacuo, and the residue was purified by column chromatography using 30 to 70percent ethyl acetate in petroleum ether to afford compound AZ3 (4.65 g) as a cloudy oil in 52percent yield. 1H NMR (CDCl3, 400 MHz): delta (ppm) 1.45 (t, J=7.1 Hz, 3H), 4.18-4.35 (m, 2H), 7.69 (d, J=579.6 Hz, 1H), 8.10 (s, 1H), 8.23 (s, 1H), 8.27 (s, 1H); 31P NMR (CDCl3, 161.8 MHz): delta (ppm) 19.59 (J=580.6 Hz).

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; Idenix Pharmaceuticals, Inc.; Parsy, Christophe Claude; Alexandre, Francois-Rene; Bonnaterre, Florence Marie-Emilie; Surleraux, Dominique; US9115095; (2015); B2;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Adding a certain compound to certain chemical reactions, such as: 75581-11-2, name is 4-Iodo-1-methoxy-2-methylbenzene, 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 75581-11-2, category: iodides-buliding-blocks

To a stirring solution of aryl iodide S12 (5.0 g, 20 mmol, 1 .0 equiv), PdCI2(PPh3)2 (0.28 g, 0.40 mmol, 2 mol%), and Cul (0.15 g, 0.79 mmol, 4 mol%) in 50 ml_ triethylamine under N2 atmosphere at rt was added TMS-acetylene (2.4 g, 24 mmol, 1 .2 equiv) dropwise. The resulting yellow suspension was stirred overnight (approx. 17 h) under N2 atmosphere at rt. The reaction mixture was filtered through a pad of celite, and the filtrate was concentrated in vacuo. The crude oil was dissolved in hexanes, and then passed through a pad of silica using 95% hexanes: 5% ethylacetate as the eluent. The resulting solution was dried over anhydrous Na2S04, filtered through a coarse fritted glass funnel, and the filtrate was concentrated in vacuo to afford 4.1 g of compound alkyne 28 as a yellow solid (93%).

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, 4-Iodo-1-methoxy-2-methylbenzene, other downstream synthetic routes, hurry up and to see.

Reference:
Patent; TRUSTEES OF DARTMOUTH COLLEGE; MICALIZIO, Glenn C.; EASTMAN, Alan; (149 pag.)WO2019/35061; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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. 755027-18-0, name is 1-Bromo-4-iodo-2-methoxybenzene, A new synthetic method of this compound is introduced below., Formula: C7H6BrIO

General procedure: A solution of the disulfide 5 (1.0 equiv) in anhydrous CH2Cl2was treated with TiCl4 (3.3 equiv) and subsequently MoCl5 (3.0equiv) or with MoCl3(HFIP)2 (3.0 equiv). Subsequently, a solutionof the aromatic compound (5.0 equiv) in anhydrous CH2Cl2was added dropwise,e and the mixture was stirred for the giventime (10-60 min) at r.t. at argon atmosphere. After completionof the reaction, a sat. aq solution of NaHCO3 was added and itwas stirred for additional 5 min. The mixture was extractedwith CH2Cl2, washed with brine, dried over MgSO4, and thesolvent was evaporated. The crude product was purified asdescribed below.

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; Franzmann, Peter; Beil, Sebastian B.; Winterscheid, Peter M.; Schollmeyer, Dieter; Waldvogel, Siegfried R.; Synlett; vol. 28; 8; (2017); p. 957 – 961;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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. 263351-43-5, name is tert-Butyl 3-iodobenzylcarbamate, A new synthetic method of this compound is introduced below., Quality Control of tert-Butyl 3-iodobenzylcarbamate

[3-(3-dimethylamino-propylamino)-benzyl]-carbamic acid tert-butyl ester; A mixture of (3-iodo-benzyl)-carbamic acid tert-butyl ester (150mg, 0.450mmol), 3 -(dimethylamino)-l -propylamine (0.084mL, 0.675mmol), K2CO3 (129mg, 0.933 mmol), CuI (1 lmg, 0.058 mmol), L-proline (13mg, 0.113mmol) and DMSO (3 mL) was heated at 8O0C for 1.5h. The reaction was cooled, poured onto water and the aqueous layer extracted with EtOAc (x3). The organic layers were combined and washed with water, brine and dried (Na2SO4). Chromatography (MeOH/EtOAc) afforded [3-(3-dimethyl amino-propylamino)-benzyl]-carbamic acid tert-buty ester (65mg) as a yellow solid, m/z (M+l) 308.13.

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; FOREST LABORATORIES HOLDINGS LIMITED; WO2008/61108; (2008); A2;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

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. 59528-27-7, name is (4-Iodophenyl)methanamine hydrochloride, A new synthetic method of this compound is introduced below., Recommanded Product: 59528-27-7

General procedure: The aldehyde (1 mmol) and 4-iodobenzylamine hydrochloride (0.270 g, 1 mmol) were mixed with dry DCE (25 mL). If indicated, TEA (139 muL, 1 mmol) was added to liberate the parent amine. Next, Na(AcO)3BH (0.318 g, 1.5 mmol) was added and the mixture was stirred at rt for 24-36 h. Aq NaOH-soln (2 M) was added and the mixture was stirred vigorously for 10 min, after which DCM was added. The organic layer was separated and the aq layer was back-extracted with DCM (1×). The combined organic layers were dried (Na2SO4), filtered and concentrated. If required, the crude product was purified by column chromatography.

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; Wijtmans, Maikel; Verzijl, Dennis; Bergmans, Serge; Lai, Michael; Bosch, Leontien; Smit, Martine J.; De Esch, Iwan J.P.; Leurs, Rob; Bioorganic and Medicinal Chemistry; vol. 19; 11; (2011); p. 3384 – 3393;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 755027-18-0, A common heterocyclic compound, 755027-18-0, name is 1-Bromo-4-iodo-2-methoxybenzene, molecular formula is C7H6BrIO, 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 mixture of the product from Step 1, -bromo-4-iodo-2-methoxybenzene (750 mg, 2.4 mmol), CsF (1.09 g, 7.2 mmol), (2-amino-4-cyanophenyl)boronic acid hydrochloride (390 mg, 2.4 mmol), and Pd(PPh3)4 (277 mg, 0.24 mmol) was added DME (15 mL) under nitrogen. It was then heated to 100C. After 36 hours, EtOAc and water were added to the resulting thick red suspension. The organic layer was washed with brine, dried over Na2SO4, and the solvent was removed in vacuo. The residue was purified on silica (gradient EPO elution, 3-50% EtO Ac/hex anes) to yield the title compound as a red oil. LRMS (M+H)+ =303.1.

The synthetic route of 755027-18-0 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; MERCK & CO., INC.; WO2008/57208; (2008); A2;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 364-75-0, These common heterocyclic compound, 364-75-0, name is 1-Fluoro-4-iodo-2-nitrobenzene, 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 3-3-1 Preparation of 4-iodo-N-(3-methoxy-4-((4-methoxybenzyl)oxy)benzyl)-2-nitroaniline To a stirred solution of 3-methoxy-4-((4-methoxybenzyl)oxy)phenyl)methanamine (5.02 g, 18.37 mmol) in acetonitrile (75 mL) was added 1-fluoro-4-iodo-2-nitrobenzene (4.67 g, 17.49 mmol) and diisopropylethylamine (2.83 g, 21.86 mmol). The resulting bright yellow solution was heated to reflux. After 17 h, the orange mixture was allowed to cool to room temperature and was diluted with water. The mixture was extracted with dichloromethane (3*100 mL). The combined organic phases were dried over magnesium sulfate, filtered, and concentrated to provide 9.49 g (>100%) of 4-iodo-N-(3-methoxy-4-((4-methoxybenzyl)oxy)benzyl)-2-nitroaniline as an orange semi-solid.

Statistics shows that 1-Fluoro-4-iodo-2-nitrobenzene is playing an increasingly important role. we look forward to future research findings about 364-75-0.

Reference:
Patent; KANE, JR., John L.; MATTHEWS, Gloria; METZ, Markus; KOTHE, Michael; LIU, Jinyu; SCHOLTE, Andrew; US2015/158847; (2015); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 101066-87-9, These common heterocyclic compound, 101066-87-9, name is 4-Iodo-2-(trifluoromethyl)benzonitrile, 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: A mixture of 4c (6.0 g, 24.7 mmol), 4-iodo-2-(trifluoromethyl)benzonitrile (8.42 g, 28.4 mmol), Xantphos (2.14 g, 3.70 mmol),Pd2(dba)3 (1.13 g, 1.23 mmol) and Cs2CO3 (12.05 g, 36.98 mmol)in toluene (70 ml) was stirred at 80 C for 18 h, and the resultingmixture was partitioned between water and ethylacetate. Theorganic layer was dried over MgSO4, and concentrated in vacuo.The residue was purified by silica gel column chromatography(n-hexane:EtOAc = 50:1 to 1:2) to afford 4-((2S,3S)-3-{[tert-Butyl(dimethyl)silyl]oxy}-2-ethyl-5-oxopyrrolidin-1-yl)-2-(trifluoromethyl)benzonitrile

The synthetic route of 101066-87-9 has been constantly updated, and we look forward to future research findings.

Reference:
Article; Aikawa, Katsuji; Asano, Moriteru; Ono, Koji; Habuka, Noriyuki; Yano, Jason; Wilson, Keith; Fujita, Hisashi; Kandori, Hitoshi; Hara, Takahito; Morimoto, Megumi; Santou, Takashi; Yamaoka, Masuo; Nakayama, Masaharu; Hasuoka, Atsushi; Bioorganic and Medicinal Chemistry; vol. 25; 13; (2017); p. 3330 – 3349;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 755027-18-0, 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 755027-18-0 as follows.

in a sealable reaction tube was added i-brorno-4-iodo-2-rnethoxybenzene (2461 mg, 7.86 mrnol). tert-butyl I -oxo-2.8-diazaspiro[4.5] decane-8-carboxyiate (1000 mg, 3.93 mrnol), cesium carbonate (2562 mg, 7.86 rnrnol) and dioxane (7864 il). The reaction was purged with nitrogen. Then 9,9-dimethyi-4,5- bis(diphenyiphosphino)xanihene (341 rng, 0.590 mmol), Pd2(dba)3 (180 rng, 0.197 mrnoi)was added and nitrogen was bubbled through reaction for I mm. The reaction wassealed and stirred at 100 C overnight. The reaction was partitioned between EtOAc(50 ml) and water (30 ml). The organic layer was separated, washed with water (2 x 30m1) and brine (30 ml). dried over MgSO4, filtered and concentrated. The residue was purified using ISCO system (0-100% EtOAc/Hex gradient) to give tert-butyl 2-(4-bromo-3- rnethoxvphenyi)-i-oxo-2,8-diazaspiro[45]decane-8-carboxyiate (1.6 g, 364 mrnoi, 93 %yield) as a beige solid. ?H NMR (500MHz, DM50-do) d 7.67 (d, .J=2.2 Hz, 1H), 755(d, J=8.5 Hz, IH), 7.12 (dd, J=8.8, 2.5 Hz, 1H), 3.96 – 3.78 (m, 7H), 3.10 -2.84 (rn, 2H),2.10 (t. J=6.9 Hz, 21-1), 1.62 (dd, J=12.0, 4.0 Hz. 21-1), 1.51 (d, J=i3.5 Hz, 2F1), 1.42 (s,9H). MS (ESI) m/-: 43c.0, 441.0 (M+H).

According to the analysis of related databases, 755027-18-0, the application of this compound in the production field has become more and more popular.

Reference:
Patent; BRISTOL-MYERS SQUIBB COMPANY; ZHU, Yeheng; DEWNANI, Sunita, V.; EWING, William, R.; (265 pag.)WO2019/89868; (2019); A1;,
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com