Author: Jessica.F

Related Products of 3616-56-6, 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. 3616-56-6, name is 2,2-Diethoxy-N,N-dimethylethanamine belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

Synthesis Example B13Synthesis of 3-bromo-12H-benzofuranyl[3,2-a]carbazole (compound 13)Under nitrogen, compound 12 (3.2 g, 1 eq) is initially charged and dissolved with acetic acid (30 ml) while heating to reflux.Then (dimethylamino)acetaldehyde diethyl acetal (95percent; 21.9 g, 10 eq.) is added dropwise to the reaction within 1 h and the mixture is stirred at reflux for 48 h.The mixture is cooled to room temperature and diluted with methylene chloride.Washed in a separating funnel with distilled water and then with saturated NaCl solution.The organic phase is dried with sodium sulfate and concentrated. LC (SiO2, 3:1 cyclohexane/methylene chloride) gives 0.98 g of product (28.6percent yield).1H NMR (CD2Cl2, 400 MHz): delta=8.75 (s, 1H), 8.24 (s, 1H), 8.1 (dd, 2H), 7.67 (d, 1H), 7.48-7.55 (m, 6H).

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

Reference:
Patent; BASF SE; OSRAM OPTO SEMICONDUCTORS GMBH; KONINKLIJKE PHILIPS ELECTRONICS N.V.; US2011/266528; (2011); A1;,
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Application of 437-82-1,Some common heterocyclic compound, 437-82-1, name is 2,6-Difluoroanisole, molecular formula is C7H6F2O, 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.

The 2,6-difluoroanisole (4.00 ml, 33 . 9mmol) and sodium iodide (15.0g, 100mmol) dissolved in acetonitrile (50 ml) , trimethylchlorosilane (8.80 ml, 102mmol) is also added and heated to 100 C for 5 hours. Cooling to room temperature, reducing pressure and evaporating solvent, adding water (40 ml), dichloromethane is used for (30 ml × 3) extraction. Combined with the phase, with water (40 ml), saturated salt water (40 ml) washing, dry anhydrous sodium sulfate. Filtering, evaporating solvent under reduced pressure, the crude product purification column chromatography (petroleum ether/ethyl acetate (v/v)=6/1), to get the yellow oil (2.2g, 50%).

These compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route 2,6-Difluoroanisole, its application will become more common.

Reference:
Patent; Guangdong East Sunshine Pharmaceutical Co., Ltd.; Zhuo, Yinglin; Wang, Xiaojun; Zhang, Yingjun; Wen, Liang; Wu, Shoutao; Yuan, Xiaofeng; (87 pag.)CN105384687; (2016); A;,
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Adding a certain compound to certain chemical reactions, such as: 109-85-3, name is 2-Methoxyethylamine, belongs to ethers-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 109-85-3, Safety of 2-Methoxyethylamine

The starting material for the preparation of (RS)-N-{4-CARBAMIMIDOYL-2-[(2-METHOXY- ethylcarbamoyl)-methoxy]-benzyl}-2-(2, 6-difluoro-4-methoxy-phenyl)-2-ethoxy- acetamide hydrochloride, 2-chloro-N- (2-methoxy-ethyl)-acetamide, was prepared from chloroacetyl chloride with 2-methoxyethyl amine and triethylamine in CHZCL2.

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

Reference:
Patent; F. HOFFMANN-LA ROCHE AG; WO2004/48335; (2004); A2;,
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Adding a certain compound to certain chemical reactions, such as: 41406-00-2, name is 3-Isopropoxyaniline, belongs to ethers-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 41406-00-2, Safety of 3-Isopropoxyaniline

To a stirred solution of 2,6,6-trimethylcyclohex-l-enecarbaldehyde (99.5 mg, 0.66 mmol) in methanol (2 mL) ) was added 3-isopropoxyaniline (99.5 mg, 0.66 mmol) followed by acetic acid (0.1 mL), and sodium cyanoborohydride (124.0 mg, 1.97 mmol). The reaction was stirred at room temperature for 2 hours. The reaction was quenched by addition of saturated aqueous ammonium chloride (5 mL) and the organic volatiles were evaporated under reduced pressure. The resulting mixture was diluted with ethyl acetate (30 mL) and the organic phase was washed with water (20 mL), saturated aqueous sodium bicarbonate (20 mL) and brine (20 mL), dried over anhydrous sodum sulfate and concentrated under reduced pressure. The residue was purified by silica gel column chromatography (eluent: petroleum ether/ethyl acetate = 90/1 ) to give the title compound as a colorless oil (137 mg, Yield: 72%). Rf = 0.6 (20:1 petroleum ether/ethyl acetate); H NMR (400 MHz, CDCI3) delta 7.05 (t, J = 8.0 Hz, 1 H), 6.24-6.18 (m, 2 H), 6.15-6.14 (m, 1 H), 4.56-4.50 (m, 1 H), 3.55 (s, 2 H), 3.30 (bs, 1 H), 1.97 (t, J = 6.2 Hz, 2 H), 1.66 (s, 3 H), 1.66-1.59 (m, 2 H), 1.50-1.43 (m, 2 H), 1.33 (d, J = 6.0 Hz, 6 H), .02 (s, 6 H) ppm; Mass spectrum (ESI +ve) m/z 288 (M + H+).

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 3-Isopropoxyaniline, and friends who are interested can also refer to it.

Reference:
Patent; BIKAM PHARMACEUTICALS, INC.; QUACH, Tan; BERMAN, Judd; GARVEY, David, S.; WO2013/81642; (2013); A1;,
Ether – Wikipedia,
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Related Products of 7664-66-6, A common heterocyclic compound, 7664-66-6, name is 4-Isopropoxyaniline, molecular formula is C9H13NO, 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 solution of compound Al (0.5 g, 065 mmol) in toluene (10 rnL) and 4- Isopropoxyaniline (202 mg, 134 mmol) was added Ti(O-iPr)4 (190 mg, 0.66 rnmol). Themixture was stirred at 120 C overnight. The mixture was quenched with H20 (50 mL) and extracted with DCM (20 mE x 3). The combined organic layer was dried over potassium carbonate, filtered and concentrated. The residue was purified by silica gel column chromatography (DCM/MeOH == 15/1) to afford the crude products 304 and 30-2 (140 rng) as a brown solid .LC-MS: rnz 899.2 [M+H]?. To a solution of compounds 304 and 30-2 (137 mg. 015 rnmoi) in DCM (5 mE) was added DAST (24.5 rng, 0.15 mrnoi) at -78 C underN2. After stirred at -78 C for I Ii, the mixture was quenched with aqueous NaHCO3 and H20 and then extracted with DCM (30 mL x 3). i1e combined organic layer was dried over potassium carbonate, filtered and concentrated. The residue was purified by prep-HPLC to afford compound 30 (19 mg, yield14%) as yellow solid. Partial ?H NMR (CDCi3, 400 MHz): 6.93 (d, J::: Hz, 2H), 6.78-6.75 (m, 3H), 4.88 (s, 1H), 4.71-4.66 (in, 1H), 4.46-4.33 (rn, 2H), 4,32-4.29 (m, IH), 3.66-3.63 (m, 1H). 3.29-3.26 (m, 2H), 3.13-3.09 (in. 2H), 3.56-2.33 (rn, 3H); EC-MS: m/z 81.2[M+l-[[5.

The synthetic route of 7664-66-6 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; AGRIMETIS, LLC; CALABRESE, Andrew; (110 pag.)WO2018/132288; (2018); A1;,
Ether – Wikipedia,
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Application of 60792-79-2,Some common heterocyclic compound, 60792-79-2, name is 2,2′-Oxybis(ethylamine) dihydrochloride, molecular formula is C4H14Cl2N2O, 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 7 Preparation of 5-((2-(2-((4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenamido)ethoxy)ethyl)carbamoyl)-2-methylpyrazine 1-oxide (I-4) In a typical run, sodium hydroxide (400 mg, 10 mmol) was dissolved in MeOH (70 mL) and 2-(2-aminoethoxy)ethanamine dihydrochloride (1.0 g, 5.65 mmol) was added. The resulting reaction mixture was stirred at room temperature for 30 min A solution containing Boc2O (740 mg, 3.40 mmol) in THF (15 mL) was then added dropwise, at room temperature, over a period of 15 min. The resulting reaction mixture was stirred at room temperature for 18 h. It was then concentrated under reduced pressure. The resulting residue was taken up in CH2Cl2 (200 mL) and stirred vigorously at room temperature for 4 h. The mixture was filtered and the filtrate was concentrated under reduced pressure to afford tert-butyl 2-(2-aminoethoxy)ethylcarbamate (850 mg, 74%).

The synthetic route of 60792-79-2 has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Milne, Jill C.; Jirousek, Michael R.; Bemis, Jean E.; Vu, Chi B.; US2011/82156; (2011); A1;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Synthetic Route of 7664-66-6, 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. 7664-66-6, name is 4-Isopropoxyaniline belongs to ethers-buliding-blocks compound, it is a common compound, a new synthetic route is introduced below.

[Example 45] Preparation of 1-(4-chlorobenzyl)-2-(4-isopropoxyphenylimino)-dihydro-pyrimidine-4,6-dion (I-322) To a mixture of 4-isopropoxyaniline (15 g, 99 mmol) and acetonitrile (150 mL) was added gradually benzoylisothiocyanate (13.4 mL, 99 mmol) under ice-cooling, and the resulting mixture was stirred at room temperature for 50 minutes. To the reaction mixture were added gradually 4-chlorobenzylamine (12.1 mL, 99 mmol), triethylamine (13.8 mL, 99 mmol), and 1-ethyl-3-(3-dimethyl-aminopropyl) carbodiimide hydrochloride (20.9 g, 109 mmol) under ice-cooling, and the resulting mixture was stirred at room temperature for 2.5 hours. To the reaction mixture was added water (200 mL), and the mixture was extracted with toluene (300 mL). The extract was washed by brine (100 mL), dried over anhydrous magnesium sulfate, and concentrated in vacuo. The resulting residue was precipitated by toluene and hexane to give N-((4-chlorobenzylamino)(4-isopropoxyanilino)methylene)benzamide (38.1 g, Yield: 91%) as white powder. 1H-NMR (delta ppm TMS/CDCl3): 1.34 (6H, d, J=6.0 Hz), 4.52 (1H, sept, J=6.0 Hz), 4.72 (2H, d, J=6.2 Hz), 5.09 (1H, brs), 6.87-6.92 (2H, m), 7.13-7.18 (2H, m), 7.24-7.31 (4H, m), 7.36-7.48 (3H, m), 8.21-8.25 (2H, m), 11.9 (1H, brs).

The synthetic route of 4-Isopropoxyaniline has been constantly updated, and we look forward to future research findings.

Reference:
Patent; Shionogi & Co., Ltd.; KAI, Hiroyuki; ENDOH, Takeshi; JIKIHARA, Sae; ASAHI, Kentaro; HORIGUCHI, Tohru; EP2604260; (2013); A1;,
Ether – Wikipedia,
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Adding a certain compound to certain chemical reactions, such as: 2734-70-5, name is 2,6-Dimethoxyaniline, belongs to ethers-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 2734-70-5, Recommanded Product: 2,6-Dimethoxyaniline

General procedure: To a solution of aniline (0.93 g,10 mmol) in 10% HCl (50 mL) cooled in an ice-bath was added NaNO2 (0.74 g,10.7 mmol). The mixture was stirred at 0 C for 0.5 h and followed by the addition of NaN3 (0.72 g,11 mmol). The mixture was stirred at 0 C for 0.5 h and the aqueous layer was extracted by EtOAc (3×50 mL). The organic layer was dried over MgSO4 overnight. After filtration, EtOAc was evaporated to give 20a as yellow oil (1.09 g, yield 92%), which was used directly in the next reaction without further purification. Compounds 20b-20z and 20aa were prepared from compounds19b-19z and 19aa in a similar manner as described for compound 20a, respectively.

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, 2,6-Dimethoxyaniline, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Cao, Jiangying; Zang, Jie; Kong, Xiujie; Zhao, Chunlong; Chen, Ting; Ran, Yingying; Dong, Hang; Xu, Wenfang; Zhang, Yingjie; Bioorganic and Medicinal Chemistry; vol. 27; 6; (2019); p. 978 – 990;,
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Adding a certain compound to certain chemical reactions, such as: 929-75-9, name is 1,11-Diamino-3,6,9-trioxaundecane, belongs to ethers-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 929-75-9, Formula: C8H20N2O3

To 4-carboxymethyl-7-[1-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecyl)-1H-1,2,3-triazol-4-yl]-2H-chromen-2-one (7a, 200 mg, 0.273 mmol) and 1,11-diamino-3,6,9-trioxaundecane (8c, 53 mg, 0.273 mmol) in THF (10 mL) at room temperature was added benzotriazole-1-yl-oxytris(dimethylamino)phosphonium hexafluorophosphate (121 mg, 0.273 mmol), and the mixture was stirred at the same temperature for 1 h. The solvent was removed, and the resulting slurry was diluted with saturated aqueous NaHCO3 and extracted with methylene chloride several times. The combined organic layer was washed with brine, dried over magnesium sulfate, and evaporated in vacuo. The residue was chromatographed on a silica gel column with methylene chloride and MeOH (7:1) to give the desired product 10e (113 mg, 46%). Mp 303.9+/-0.7 C; 1H NMR (500 MHz, DMF-d7): delta=8.92 (s, 1H), 8.44 (br t, J=5.6 Hz, 1H), 7.99 (d, J=8.3 Hz, 1H), 7.94 (dd, J=8.3 and 1.5 Hz, 1H), 7.89 (d, J=1.5 Hz, 1H), 6.52 (s, 1H), 4.74 (t, J=7.0 Hz, 2H), 3.92 (s, 2H), 3.78 (m, 2H), 3.63-3.67(m, 2H), 3.60-3.63 (m, 2H), 3.57-3.60 (m, 4H), 3.55 (t, J=5.6 Hz, 2H), 3.40 (q, J=5.6 Hz, 2H), 3.24-3.33 (m, 2H), 2.43-2.56 (m, 2H), 2.31-2.31 ppm (m, 2H); 13C NMR (125 MHz, DMF-d7): delta=168.4, 160.2, 154.4, 151.1, 145.7, 135.0, 126.6, 123.2, 121.3, 119.1, 116.0, 112.9, 70.35, 70.27, 70.21, 70.18, 69.5, 67.2, 49.1, 40.1, 39.94, 39.91, 39.7, 39.6, 39.5, 39.4, 39.2, 27.8 (t, J=19.2 Hz), 21.6 ppm (t, J=3.5 Hz); IR (ATR, neat): nu=2925, 1719 (CO), 1654 (CO), 1622, 1238, 1203, 1147, 1056, 1027, 1009, 1004, 832, 823, 763 cm-1; MS (ESI): m/z: 906 [M+H+]; HRMS (EI): m/z calcd for C32H32F17N5O6: 905.2081 [M+]; [M+] not found.

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, 1,11-Diamino-3,6,9-trioxaundecane, other downstream synthetic routes, hurry up and to see.

Reference:
Article; Jeon, Moon-Kook; Kang, Myoung-Ku; Park, Koon Ha; Tetrahedron; vol. 68; 30; (2012); p. 6038 – 6053;,
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Synthetic Route of 74654-07-2, These common heterocyclic compound, 74654-07-2, name is 2-(2-(2-Methoxyethoxy)ethoxy)ethanamine, 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 solution of cyanoacetic acid (621 mg, 7.3 mmol) in anhydrous DCM (15 mL) was cooled to 0 C. Separately, a solution of hydroxybenzothiazole (HOBt) (1.48 g, 10.97 mmol) and 2-(2-(2-methoxyethoxy)ethoxy)ethanamine (A2, 1.79 g, 10.97 mmol) was prepared in DCM (10 mL); this solution was then added dropwise to the cooled solution of cyanoacetic acid. The resulting solution was allowed to stir for 10 minutes at 0 C., upon which 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide (EDC) (2.1 g, 10.97 mmol) was added in one portion and the reaction stirred under argon at 0 C. for 12 hours. The reaction was then concentrated and purified by silica gel chromatography (0-2% MeOH/DCM) to obtain 2-cyano-N-(2-(2-(2-methoxyethoxy)ethoxy)ethyl)acetamide A3 as a yellow oil in 83% yield.

Statistics shows that 2-(2-(2-Methoxyethoxy)ethoxy)ethanamine is playing an increasingly important role. we look forward to future research findings about 74654-07-2.

Reference:
Patent; The Regents of the University of California; Amydis, Inc.; Yang, Jerry; Theodorakis, Emmanuel A.; Sarraf, Stella; US2018/327373; (2018); A1;,
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem