92-30-8| Page 26 of 28 | Heterocyclic Building Blocks-Thiazines

Brief introduction of 92-30-8

With the synthetic route has been constantly updated, we look forward to future research findings about 2-(Trifluoromethyl)-10H-phenothiazine,belong thiazines compound

As a common heterocyclic compound, it belongs to quinuclidine compound,Quinuclidine-4-carboxylic acid hydrochloride,40117-63-3,Molecular formula: C8H14ClNO54,mainly used in chemical industry, its synthesis route is as follows.,92-30-8

2-Trifluoromethylphenothiazine (2.00 g, 7.4831 mmol) was placed in a 500 mL flask, THF (100 mL) dried overanhydrous K2CO3 was added, and then 60% NaH was added sequentially under N2 protection. Mineral oil(1.1973 g, 29.9323 mmol) and 1-bromo-3-chloropropane (2.9601 mL, 29.9323 mmol) were refluxed overnightat a bath temperature of 65 C. After cooling to room temperature, the reaction mixture was poured into EtOAc EtOAc (EtOAc)EtOAc. Ethylacetate (50 mL) was added to dissolve, and silica gel powder (20 g) was added to the solution to dryness, and theresidue was applied to a silica gel column, eluted with ethyl acetate and petroleum ether, and the product wascollected, dried, and dried in vacuo. Product 2-10 (4.9444 g, yield 69.8%).

With the synthetic route has been constantly updated, we look forward to future research findings about 2-(Trifluoromethyl)-10H-phenothiazine,belong thiazines compound

Reference£º
Patent; Dalian University of Technology; Li Gaoquan; Xie Aiyun; Zhang Cuifang; Chen Maofen; (23 pag.)CN104829554; (2018); B;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

New learning discoveries about 92-30-8

With the synthetic route has been constantly updated, we look forward to future research findings about 2-(Trifluoromethyl)-10H-phenothiazine,belong thiazines compound

2-(Trifluoromethyl)-10H-phenothiazine, cas is 92-30-8, it is a common heterocyclic compound, the thiazines compound, its synthesis route is as follows.,92-30-8

To a mixture of 2-(trifluoromethyl)-l0i7-phenothiazine (5.0 g, 18.726 mmol) and NaH (0.674 g, 28.09 mmol) in DMF (50 mL) was added 2-(bromomethyl)oxirane (3.8 g, 28.09 mmol) at 0 C. The mixture was allowed to slowly warm to rt and was stirred at room temperature overnight. Then the mixture was added to water (100 mL) and extracted with EtOAc (100 mL x 3). The combined organic layers were washed with brine (30 mL), dried over sodium sulfate, and concentrated to dryness. The residue was purified by column chromatography on silica gel (PE/EtOAc = 8/1) to afford compound 2-1 (4.5 g, 75% yield) as a white solid. ‘H NMR (400 MHz, Patent; CAMP4 THERAPEUTICS CORPORATION; BUMCROT, David, A.; SEHGAL, Alfica; HERTZOG, Donald L.; (172 pag.)WO2019/195789; (2019); A1;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

Application of 1,2,3,4-Tetrahydroquinoline

With the rapid development of chemical substances, we look forward to future research findings about 92-30-8

The thiazines compound, cas is 92-30-8 name is 2-(Trifluoromethyl)-10H-phenothiazine, mainly used in chemical industry, its synthesis route is as follows.,92-30-8

General procedure: To a mixture of sodium hydride suspension (60percent, 0.26 g, 6.67 mmol) and phenothiazine derivative in abs. THF (50 cm3) was added the appropriate 3-aryltetrazolo[1,5-a]pyridin-4-ium tetrafluoroborate (1) in portions over 20 min, and the mixture was stirred at room temperature for 2 days. After evaporation of the reaction mixture, the residue was dissolved in a 1:1 mixture of EtOAc:water (50 cm3) and the solid product was filtered off. The aqueous mother liquor was extracted with EtOAc (thrice) and the organic phase was dried over anhydrous Na2SO4, filtered and evaporated. The combined organic solvent was evaporated, the residue was washed with diethyl ether then it was recrystallized from ethyl acetate – unless otherwise stated – to give the product.

With the rapid development of chemical substances, we look forward to future research findings about 92-30-8

Reference£º
Article; Taka?cs, Daniella; Nagy, Ildiko?; Bombicz, Petra; Egyed, Orsolya; Jemnitz, Katalin; Riedl, Zsuzsanna; Molna?r, Jo?zsef; Amaral, Leonard; Hajo?s, Gyo?rgy; Bioorganic and Medicinal Chemistry; vol. 20; 14; (2012); p. 4258 – 4270;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

Some tips on 2-(Trifluoromethyl)-10H-phenothiazine

With the complex challenges of chemical substances, we look forward to future research findings about 92-30-8,belong thiazines compound

As a common heterocyclic compound, it belongs to thiazines compound, name is 2-(Trifluoromethyl)-10H-phenothiazine, and cas is 92-30-8, its synthesis route is as follows.,92-30-8

II-4 (20g, 75mmol) a 100mL reaction flask was added DMF (60mL) was stirred and dissolved, was added potassium carbonate (15.5g, 113mmol), stirred at 60¡ãC , portionwise Intermediate III-5 (17.5g , 79mmol), the reaction after 1h, TLC analysis showed completion of the reaction (developing solvent, ethyl acetate: petroleum ether = 1: 3). The reaction solution was poured into 200ml cold water, with stirring, solid precipitated out.Filter cake was washed with water, and dried to give brown crude solid.The crude product was recrystallized from ethanol to give slightly yellow solid 30.0g. Purity 98.8percent (HPLC normalization method), a yield of 88.3percent.ESI-MS ([M + H] +): 453.0.

With the complex challenges of chemical substances, we look forward to future research findings about 92-30-8,belong thiazines compound

Reference£º
Patent; Tianjin Pharmaceutical Institute Co., Ltd.; Liu Ying; Liu Dengke; Mu Shuai; Yue Nan; Gong Min; Zhi Shuang; Liu Changxiao; (25 pag.)CN104230848; (2017); B;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

A new synthetic route of 2-(Trifluoromethyl)-10H-phenothiazine

This compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route,92-30-8,2-(Trifluoromethyl)-10H-phenothiazine,its application will become more common.

A common heterocyclic compound, 92-30-8,2-(Trifluoromethyl)-10H-phenothiazine, 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. 92-30-8

92-30-8, General procedure: To a solution of hydroxy compounds, sulfhydryl compounds oramino compounds (1.0 eq) and propargyl bromide (1.2 eq) inacetone (20 ml) was added NaOH (1.5 eq), the mixturewas refluxedfor about 6 h. Upon completion, the residue was purified withcolumn chromatography (hexane:EtOAc 7:1) to obtain analogue13a~13m. Sulfonyl chlorides (1.0 eq) and propynylamine (1.2 eq) inCH2Cl2 (20 ml) was added Et3N (1.5 eq), the mixture was stirred atroom temperature for about 6 h. Upon completion, the residue waspurified with column chromatography (hexane:EtOAc 9:1) toobtain analogue 13n~13o.

Reference£º
Article; Fu, Dong-Jun; Li, Ping; Wu, Bo-Wen; Cui, Xin-Xin; Zhao, Cheng-Bin; Zhang, Sai-Yang; European Journal of Medicinal Chemistry; vol. 165; (2019); p. 309 – 322;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

Some scientific research about 92-30-8

This compound has a wide range of applications. It is believed that with the continuous development of the source of the synthetic route,2-(Trifluoromethyl)-10H-phenothiazine,92-30-8,its application will become more common.

After dissolving 2-(trifluoromethyl)-10H-phenothiazine (2.0 g, 7.48 mmol) in N,N-dimethylformamide (2 mL), 60% sodium hydride (149.70 mg, 3.74 mmol) and 1-bromo-4-chlorobutane (1.16 mL, 10.10 mmol) were added at 0 C. The reactants were heated at 100 C. for 12 hours under reflux. After the reaction was completed, the reaction solution was extracted with ethyl acetate and the organic layer was dried with magnesium sulfate, filtered under reduced pressure and then concentrated under reduced pressure. The target compound (1.52 g) was obtained with a yield of 56.72% by separating the residue by chromatography (ethyl acetate/n-hexane=1/20). 1H NMR (400 MHz, CDCl3): delta 1.89-2.00 (4H, m, 2CH2), 3.40 (1H, t, J=6.02 Hz, CH), 3.54 (1H, t, 6.18 Hz, CH), 3.94 (2H, t, 6.02 Hz, CH2), 6.89 (1H, d, J=8.12 Hz, CH), 6.96 (1H, t, 7.44 Hz, CH) 7.03 (1H, s, CH), 7.13-7.17 (2H, m, 2CH), 7.21 (2H, t, 8.16 Hz, 2CH).

Reference£º
Patent; Korea Institute of Science and Technology; Roh, Eun Joo; Jeon, Bo Ra Mi; Lee, Chang Joon; Hong, Jin Pyo; Jeong, Joo Yeon; Kang, Sang Soo; (28 pag.)US10035795; (2018); B1;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

A new synthetic route of 2-(Trifluoromethyl)-10H-phenothiazine

General procedure: In an air atmosphere, 2-phenylindole 1a (0.60 mmol), phenothiazine 2a (0.30 mmol),10mol% cuprous bromide and DMF (2mL) were added to the Schlenk reaction tube in sequence.In a constant temperature heating magnetic stirrer, the reaction was stirred at room temperature for 24 hours.After the reaction was completed, it was quenched with distilled water, extracted with ethyl acetate (3 ¡Á 20 mL), and the organic layers were combined.After drying over anhydrous sodium sulfate and spinning the organic phase, The crude product by column chromatography to give the pure product 3a (103.1 mg, 88%).

Reference£º
Patent; Henan Normal University; Zhao Peizheng; Wang Ke; Liu Jianming; Wang Zhixian; Shao Huibin; Yue Yuanyuan; (9 pag.)CN110407830; (2019); A;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

Some scientific research about 2-(Trifluoromethyl)-10H-phenothiazine

92-30-8 A common heterocyclic compound, 92-30-8,2-(Trifluoromethyl)-10H-phenothiazine, 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.

Compound 13; 10-[3-(N-Boc-4-piperidyl)propyl]-2-trifluoromethylphenothiazine; To a stirred solution of 2-trifluoromethylphenothizine 1 (400 mg, 1.5 mmol), sodium hydride (100 mg, 2 mmol) in DME (10 mL) at 90 C was added N- Boc-4-(3-bromopropyl)piperidine 12 (380 mg, 1.24 mmol) dropwise under an atmosphere of argon. The reaction mixture was stirred for 12h at reflux. The reaction mixture was filtered and the filtrate was concentrated under vacuum. The residue was partitioned between ethyl acetate (25 mL) and brine (1OmL). The organic layer was dried over anhydrous sodium sulphate, filtered, and evaporated. The resulting residue was purified by silica gel column chromatography (8:2 hexane : ethyl acetate) on silica gel to give phenothiazine derivative 13 (425 mg, 70percent) as a solid. MS(ESI): m/z493 (M+H).

Reference£º
Patent; IMMUNE CONTROL, INC.; WO2008/27521; (2008); A1;,
Thiazine – an overview | ScienceDirect Topics
Thiazine | C4H5NS – PubChem

Some tips on 2-(Trifluoromethyl)-10H-phenothiazine

With the complex challenges of chemical substances, we look forward to future research findings about 92-30-8,belong thiazines compound

As a common heterocyclic compound, it belongs to thiazines compound, name is 2-(Trifluoromethyl)-10H-phenothiazine, and cas is 92-30-8, its synthesis route is as follows.,92-30-8

General procedure: To a solution of hydroxy compounds, sulfhydryl compounds oramino compounds (1.0 eq) and propargyl bromide (1.2 eq) inacetone (20 ml) was added NaOH (1.5 eq), the mixturewas refluxedfor about 6 h. Upon completion, the residue was purified withcolumn chromatography (hexane:EtOAc 7:1) to obtain analogue13a~13m. Sulfonyl chlorides (1.0 eq) and propynylamine (1.2 eq) inCH2Cl2 (20 ml) was added Et3N (1.5 eq), the mixture was stirred atroom temperature for about 6 h. Upon completion, the residue waspurified with column chromatography (hexane:EtOAc 9:1) toobtain analogue 13n~13o.

With the complex challenges of chemical substances, we look forward to future research findings about 92-30-8,belong thiazines compound

Downstream synthetic route of 92-30-8

92-30-8 2-(Trifluoromethyl)-10H-phenothiazine 7082, athiazines compound, is more and more widely used in various.

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.92-30-8,2-(Trifluoromethyl)-10H-phenothiazine,as a common compound, the synthetic route is as follows.,92-30-8

92-30-8 2-(Trifluoromethyl)-10H-phenothiazine 7082, athiazines compound, is more and more widely used in various.