Tag: M.W:100-200

123-90-0, A common heterocyclic compound, 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., 123-90-0

To a solution of thiomorpholine (1.0g, 9. 69MMOL) in acetic acid (11.5mL) cooled to 0¡ãC (ice bath) was added aqueous hydrogen peroxide solution (30percent w/v, 4mL) and the reaction heated to 100¡ãC for 16H. The mixture was cooled and solvent removed in vacuo before trituration of the residue with methanol gave a white precipitate. The solid was filtered and washed with methanol to give the title compound as an off-white powder. m/z (ES+) = 136. 06 [M+ H] +.

The chemical industry reduces the impact on the environment during synthesis, 123-90-0, I believe this compound will play a more active role in future production and life.

Reference£º
Patent; OSI PHARMACEUTICALS, INC.; WO2004/104001; (2004); A2;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

123-90-0, A common heterocyclic compound, 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., 123-90-0

To a solution of thiomorpholine (1.0g, 9. 69MMOL) in acetic acid (11.5mL) cooled to 0¡ãC (ice bath) was added aqueous hydrogen peroxide solution (30percent w/v, 4mL) and the reaction heated to 100¡ãC for 16H. The mixture was cooled and solvent removed in vacuo before trituration of the residue with methanol gave a white precipitate. The solid was filtered and washed with methanol to give the title compound as an off-white powder. m/z (ES+) = 136. 06 [M+ H] +.

The chemical industry reduces the impact on the environment during synthesis, 123-90-0, I believe this compound will play a more active role in future production and life.

Reference£º
Patent; OSI PHARMACEUTICALS, INC.; WO2004/104001; (2004); A2;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

As we all know, there are many different methods for the synthesis of a compound, and people can choose the synthesis method that suits their own laboratory according to the actual situation. 39093-93-1, name is Thiomorpholine 1,1-dioxide. This compound is widely used in many fields, so it is necessary to find a new synthetic route. The downstream synthesis method of this compound is introduced below. 39093-93-1

A mixture of 2-bromo-5-iodopyridine (1.0 g), thiomorpholine 1,1-dioxide (0.51 g), tris(dibenzylideneacetone)dipalladium(0) (0.11 g), 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene (0.20 g), sodium tert-butoxide (0.85 g) and toluene (30 mL) was stirred under argon atmosphere at room temperature for 4 days. To the reaction mixture was added water, and the mixture was extracted with ethyl acetate. The extract was washed with water and saturated brine, and dried over anhydrous sodium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel column chromatography (ethyl acetate/hexane) to give the title compound (420 mg). MS(ESI+): [M+H]+ 290.9.

While traditionally a conservative industry, chemical producers will need to modernize their PR strategies to stay relevant. 39093-93-1, we look forward to future research findings about .

Reference£º
Patent; TAKEDA PHARMACEUTICAL COMPANY LIMITED; Saitoh, Morihisa; Yogo, Takatoshi; Kamei, Taku; Tokunaga, Norihito; Ohba, Yusuke; Yukawa, Takafumi; (191 pag.)US2016/159773; (2016); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

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.39093-93-1, Thiomorpholine 1,1-dioxide it is a common compound, a new synthetic route is introduced below., 39093-93-1

c. Preparation of 1,1-dioxo-1lambda6-thiomorpholine-4-carboxylic acid 3-chloropropyl ester In a 500 mL flask, thiomorpholine dioxide (13.5 g, 100 mmol) was dissolved in dichloromethane (150 mL) at room temperature and N,N-diisopropylethylamine (19.2 mL, 110 mmol) was added. After stirring at room temperature for 10 min, the reaction mixture was cooled in an ice bath to approximately 5¡ã C. To the reaction mixture, was added 1-chloro-3-chloromethoxypropane (11.8 mL, 100 mmol) via addition funnel at a rate which maintained the reaction temperature below 10¡ã C. When the addition was complete, the reaction mixture was allowed to warm to room temperature. The reaction mixture was washed with water (2*100 mL), and the organic phase dried over anhydrous sodium sulfate (25 g). After filtration, the solvent was removed by distillation to yield the title compound as an oily solid that solidified upon standing (24.0 g, 94percent yield).

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 39093-93-1, and friends who are interested can also refer to it.

Reference£º
Patent; THERAVANCE, INC.; US2007/117796; (2007); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

Thiomorpholine 1,1-dioxide, A common heterocyclic compound, 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., 39093-93-1

Thiomorpholine 1,1-dioxide (2.00 g, 14.8 mmol) was dissolved in THF (20 mL) at 0 ¡ãC. Di-tert-butyl dicarbonate (3.55 g, 16.3 mmol) was added, followed by triethylamine (4.12 mL, 29.6 mmol). The resulting mixture was stirred at room temperature overnight. It was diluted with EtOAc and washed with brine. The organic layer was dried over MgS04 and concentrated. The crude residue obtained was subjected to purification on the ISCO using an 80 g column and eluting with 0-70percent EtOAc/hexanes (5percent KMnCn aq. was used in staining the TLC plates). The appropriate fractions were combined and concentrated to obtain (3.46 g, 99percent) of the title compound. NMR (400MHz, CDCh) delta 4.00 – 3.89 (m, 4H), 3.06 – 2.97 (m, 4H), 1.51 (s, 10H), 39093-93-1

The basis of chemical reaction formula synthesis, the synthesis route is composed of some specific reactions and combined according to certain logical thinking. 39093-93-1. We look forward to the emergence of more reaction modes in the future.

Reference£º
Patent; BRISTOL-MYERS SQUIBB COMPANY; NORRIS, Derek J.; VACCARO, Wayne; DEBENEDETTO, Mikkel V.; DEGNAN, Andrew P.; DELUCCA, George V.; DESKUS, Jeffrey A.; HAN, Wen-Ching; KUMI, Godwin Kwame; SCHMITZ, William D.; STARRETT, John E., JR.; HILL, Matthew D.; HUANG, Hong; (563 pag.)WO2016/183118; (2016); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

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. 76176-87-9, name is Thiomorpholine-1-oxide hydrochloride. A new synthetic method of this compound is introduced below. 76176-87-9

5.40 3-{1-OXO-4-[4-(1-OXO-THIOMORPHOLIN-4-YLMETHYL)-BENZYLOXY]-1,3-DIHYDRO-ISOINDOL-2-YL}-PIPERIDINE-2,6-DIONE In a 20-mL reaction vial, N,N-diisopropylethylamine (0.197 mL, 1.128 mmol) was added to a suspension of 1-oxo-thiomorpholine hydrochloride (97 mg, 0.620 mmol) in MeCN (5 mL). The mixture was sonicated at room temperature to break up solid. Upon full dissolution of the, 3-(4-(4-(bromomethyl)benzyloxy)-1-oxoisoindolin-2-yl)piperidine-2,6-dione (250 mg, 0.564 mmol) was added to the solution in one portion and the resulting mixture was stirred at room temperature. After about 1 hour, MeCN (~5 mL) was added to improve stirring. The mixture was stirred for another 4 hours at room temperature and then diluted with EtOAc (15 mL). The slurry was stirred for a few minutes then filtered on a fine-pore filter funnel with suction. The cake was washed with a small portion of EtOAc (~5 mL), suction dried, and then dried further in vacuum oven at 40 C. to give 3-{1-oxo-4-[4-(1-oxo-thiomorpholin-4-ylmethyl)-benzyloxy]-1,3-dihydro-isoindol-2-yl}-piperidine-2,6-dione as a white solid (110 mg, 40% yield): HPLC: Waters Symmetry C18, 5 mum, 3.9*150 mm, 1 ml/min, 240 nm, 15/85 CH3CN/0.1% H3PO4, 4.25 min (98.9%); mp: 170-172 C., 1H NMR (DMSO-d6) delta 1.90-2.05 (m, 1H, CHH), 2.36-2.47 (m, 1H, CHH), 2.53-2.66 (m, 3H, CH2, CHH), 2.66-2.77 (m, 2H, CH2), 2.79-3.01 (m, 5H, CH2, CH2, CHH), 3.57 (s, 2H, CH2), 4.25 (d, J=17.6 Hz, 1H, CHH), 4.42 (d, J=17.6 Hz, 1H, CHH), 5.11 (dd, J=5.1, 13.2 Hz, 1H, CH), 5.23 (s, 2H, CH2), 7.26-7.39 (m, 4H, Ar), 7.40-7.54 (m, 3H, Ar), 10.97 (s, 1H, NH); 13C NMR (DMSO-d6) delta 22.33, 31.16, 43.56, 45.07, 45.51, 51.55, 61.15, 69.36, 114.96, 115.22, 127.67, 128.92, 129.80, 129.95, 133.28, 135.38, 137.67, 153.48, 167.97, 170.96, 172.81; LC/MS M+H=482; Anal Calcd for C25H27N3O5S+1.0 H2O: C, 60.10; H, 5.85; N, 8.41; S, 6.42. Found: C, 59.94; H, 5.52; N, 8.26; S, 6.45.

While traditionally a conservative industry, chemical producers will need to modernize their PR strategies to stay relevant. 76176-87-9, we look forward to future research findings about .

Reference£º
Patent; Man, Hon-Wah; Muller, George W.; Ruchelman, Alexander L.; Khalil, Ehab M.; Chen, Roger Shen-Chu; Zhang, Weihong; US2011/196150; (2011); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

20196-21-8, A common heterocyclic compound, 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., 20196-21-8

Step B Thiomorpholin-3-thione A mixture of 1.17 g (10 mmol) of thiomorpholin-3-one and 11 mmoles of Lawesson’s reagent in 25 mL of toluene was heated to reflux 2 hrs. The reaction mixture was cooled and the solvent was removed to give a residue. This was taken up in methylene chloride and applied on silica gel column and eluted with ethyl acetate containing methylene chloride (10%). The desired thiomorpholin-3-thione in 65% yield as a solid. 1 H NMR (CDCl3): 2.90(m,2H); 3.62(m,2H); 3.76(s,2H); 8.65(b,1H)

The chemical industry reduces the impact on the environment during synthesis, 20196-21-8, I believe this compound will play a more active role in future production and life.

Reference£º
Patent; Merck & Co., Inc.; US5629322; (1997); A;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

39093-93-1, A common heterocyclic compound, 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., 39093-93-1

Step 1: 2-bromo-5-iodopyridine (1.24 g, 4.35 mmol), thiomorpholine-1,1-dioxide (882 mg, 6.53 mmol) and NaOtBu (1 .04 g, 10.87 mmol) were charged to a screw cap tube, dry toluene (25 mL) was added and the mixture was degassed by nitrogen bubbling for 5 mm. Then XantPhos (250 mg, 0.44 mmol) and Pd2(dba)3 (200 mg, 0.22 mmol) were incorporated and the tube was closed under nitrogen atmosphere. The reaction mixture was stirred at rt for 4 days. EtOAc and water were added. The phases were separated. The organic layer was dried over Mg504, filtered and the solution was concentrated to dryness. The crude material was absorbed on silica gel and purified by column chromatography eluting with CH2CI2 and a gradient of CH2CI2/MeOH from [100:0] to [95:5]. The product fractions were combined and concentrated to dryness to afford 4-(6-bromopyridin-3-yl)-1-thiomorpholine-1 ,1-dione Ex.36a (730 mg, 57percent) as yellow solid.

According to the analysis of related databases, 39093-93-1, the application of this compound in the production field has become more and more popular.

Reference£º
Patent; GENFIT; DELHOMEL, Jean-Francois; PERSPICACE, Enrico; MAJD, Zouher; PARROCHE, Peggy; WALCZAK, Robert; BONNET, Pascal; FOGHA, Jade; (144 pag.)WO2018/138359; (2018); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

39093-93-1, A common heterocyclic compound, 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., 39093-93-1

(Step 3)1-BOC-3-bromo-5-bromomethyl-7-nitro-2-phenyl-indole (1.0 g, 2 mmol) obtained in Step 2 was dissolved in DCM (10 mL), and thereto Et3N (560 uL, 4 mmol) and 1,1-dioxo-thio-morpholine (300 mg, 3 mmol) were added. The mixture was stirred for 12 hours at room temperature. At the end of the reaction, added saturated aqueous NH4Cl solution, extracted with DCM. After drying the extract, the solvent was removed under reduced pressure and the residue was purified by column chromatography to give 1-BOC-3-bromo-5-(1,1-dioxo-thiomorpholine-4-yl)methyl-7-nitro-2-phenyl-1H-indole (825 mg, 78percent).

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 39093-93-1, and friends who are interested can also refer to it.

Reference£º
Patent; Kim, Soon Ha; Kim, Hyoung Jin; Chung, Chul Woong; Park, Heui Sul; Kwak, Hyo Shin; Kim, Sung Ho; Park, Jin Gu; US2010/291533; (2010); A1;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem

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.39093-93-1, Thiomorpholine 1,1-dioxide it is a common compound, a new synthetic route is introduced below., 39093-93-1

A mixture of 1 ,4-dibromobenzene (118 mg, 0.5 mmol), thiomorpholine- 1,1 -dioxide (68 mg, 0.5 mmol), Pd2dba3 (12 mg, 2.5molpercent), BINAP (24 mg, 7.5 molpercent), sodium 2-methylpropan-2-olate (72 mg,0.75 mmol) and toluene (2 mL) was stirred at 800C for overnight. The reaction mixture was cooled down to room temperature and worked-up. The residue was purified on slilica gel flash column chromatography(eluent: 0-50percent EtOAc in hexane) to afford 4-(4-bromophenyl)thiomorpholine- 1,1 -dioxide as a white solid.

At the same time, in my other blogs, there are other synthetic methods of this type of compound, 39093-93-1, and friends who are interested can also refer to it.

Reference£º
Patent; IRM LLC; CHE, Jianwei; DING, Qiang; HE, Xiaohui; LIU, Hong; LIU, Yahua; MICHELLYS, Pierre-Yves; OKRAM, Barun; WU, Xu; YANG, Kunyong; ZHU, Xuefeng; WO2011/14795; (2011); A2;,
Thiomorpholine – Wikipedia
Thiomorpholine | C4H9NS – PubChem