Category: 177492-52-3

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

A solution of benzo[djoxazol-6-amine (0.500 g, 3.727 mmol), methanesulfonyl chloride (0.317 mL, 4.100 mmol) and triethylamine (0.779 mL, 5.591 mmol) in dichloromethane (3 mL) was stirred at the room temperature for 3 hr. Then, water was added to the reaction mixture, followed by extraction with dichloromethane. The organic layer was washed with aqueous saturated sodium chloride solution, dried with anhydrous Mg504, filtered, and concentrated in vacuo. The residue was chromatographed (5i02, 4 g cartridge; ethyl acetate / hexane = 0 % to 50 %) to give N(benzo[djoxazol-6-yl)methanesulfonamide as purple solid (0.351 g, 44.4 %).

177492-52-3, As the paragraph descriping shows that 177492-52-3 is playing an increasingly important role.

Reference£º
Patent; CHONG KUN DANG PHARMACEUTICAL CORP.; LEE, Jaekwang; HAN, Younghue; KIM, Yuntae; CHOI, Daekyu; MIN, Jaeki; BAE, Miseon; YANG, Hyunmo; KIM, Dohoon; (644 pag.)WO2017/18803; (2017); A1;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

Benzo[d]oxazol-6-amine, cas is 177492-52-3, it is a common heterocyclic compound, the benzoxazole compound, its synthesis route is as follows.,177492-52-3

A solution of benzo[djoxazol-6-amine (0.500 g, 3.727 mmol), methanesulfonyl chloride (0.317 mL, 4.100 mmol) and triethylamine (0.779 mL, 5.591 mmol) in dichloromethane (3 mL) was stirred at the room temperature for 3 hr. Then, water was added to the reaction mixture, followed by extraction with dichloromethane. The organic layer was washed with aqueous saturated sodium chloride solution, dried with anhydrous Mg504, filtered, and concentrated in vacuo. The residue was chromatographed (5i02, 4 g cartridge; ethyl acetate / hexane = 0 % to 50 %) to give N(benzo[djoxazol-6-yl)methanesulfonamide as purple solid (0.351 g, 44.4 %).

With the rapid development of chemical substances, we look forward to future research findings about Benzo[d]oxazol-6-amine

Reference£º
Patent; CHONG KUN DANG PHARMACEUTICAL CORP.; LEE, Jaekwang; HAN, Younghue; KIM, Yuntae; CHOI, Daekyu; MIN, Jaeki; BAE, Miseon; YANG, Hyunmo; KIM, Dohoon; (644 pag.)WO2017/18803; (2017); A1;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

General procedure: A mixture of the appropriate amine (1M-3M, 2 mmol) and the appropriate aldehyde (2.2 mmol) in ethanol (10 mL) was stirred at room temperature for 8 h., 177492-52-3

As the paragraph descriping shows that 177492-52-3 is playing an increasingly important role.

Reference£º
Article; Zhang, Da-Jun; Sun, Wen-Fang; Zhong, Zhao-Jin; Gao, Rong-Mei; Yi, Hong; Li, Yu-Huan; Peng, Zong-Gen; Li, Zhuo-Rong; Molecules; vol. 19; 1; (2014); p. 925 – 939;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

Benzooxazol-6-yl- (6-bromo-imidazo[1,2-a]pyrazin-8-yl)-amine [0133] A quantity of 0.13 g (1 mmole) OF BENZOOXAZOL-6-YLAMINE is treated with 0.27 g (1 mmole) OF 6, 8-DIBROMO-IMIDAZO [1, 2-a] pyrazine in acetonitrile with 3 eq OF K2CO3 AT REFLUX FOR 16 hrs. The reaction mixture is cooled partitioned between ethyl acetate and water, the organic extracts are dried over anhydrous MgSO4 and evaporated IN VACUO to afford BENZOOXAZOL-6-YL- (6-BROMO- imidazo [1, 2-a] pyrazin-8-yl)-amine.

177492-52-3, As the paragraph descriping shows that 177492-52-3 is playing an increasingly important role.

Reference£º
Patent; CELLULAR GENOMICS, INC.; WO2005/5429; (2005); A1;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

General procedure: HBTU (147 mg, 0.39 mmol) and DIPEA (0.13 g, 1.0 mmol) were added to a solution of 4-(quinolin-2-ylmethoxy)benzoic acid (100 mg, 0.35 mmol) in DMF (5 mL), and the mixture was stirred at room temperature for 30 min N-methylaniline (38 mg, 0.35 mmol) was added, and the resulting mixture was stirred at room temperature for 12 h. Water (15 mL) was added, the resultant mixture was extracted with EtOAc (15 mL). The organic layer was separated, dried over Na2SO4, filtered, and concentrated under vacuum. The residue was purified by preparative HPLC to afford the title compound as an off white solid (11% yield)., 177492-52-3

177492-52-3 Benzo[d]oxazol-6-amine 584120, abenzoxazole compound, is more and more widely used in various fields.

Reference£º
Article; Kilburn, John Paul; Kehler, Jan; Langgard, Morten; Erichsen, Mette N.; Leth-Petersen, Sebastian; Larsen, Mogens; Christoffersen, Claus Tornby; Nielsen, Jacob; Bioorganic and Medicinal Chemistry; vol. 21; 19; (2013); p. 6053 – 6062;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

A common heterocyclic compound, the benzoxazole compound, name is Benzo[d]oxazol-6-amine,cas is 177492-52-3, mainly used in chemical industry, its synthesis route is as follows.,177492-52-3

5-(benzyloxy)-4-chloro-6-p-tolylpyrimidine (50 mg, 0.161 mmol) was dissolved in PhMe, to this was added benzo[d]oxazol-6-amine (23.7 mg, 1.1 eq), Pd(dba)2 (4.6 mg, 0.05 eq), t-BuONa (31 mg, 2 eq), and (+/-)-BINAP (15 mg, 0.15 eq). The mixture was degassed and heated at 115C overnight. The mixture was cooled to room temperature, diluted with EtOAc and washed with H2O. Preparative TLC gave 17 mg of the title compound.

As the rapid development of chemical substances, we look forward to future research findings about 177492-52-3

Reference£º
Patent; SCHERING CORPORATION; CHELLIAH, Mariappan, V.; CHACKALAMANNIL, Samuel; GREENLEE, William, J.; EAGEN, Keith, A.; GUO, Zhuyan; CLASBY, Martin, C.; XIA, Yan; JAYNE, Charles, L.; DWYER, Michael; KEERTIKAR, Kartik, M.; CHAN, Tin-Yau; WANG, Li; WO2011/17296; (2011); A1;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

177492-52-3, Benzo[d]oxazol-6-amine is a benzoxazole compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

Example 208: Preparation of N2-(benzo[d]oxazol-6-yl)-N4-cyclopropyl-5-(trifluoromethyl) pyrimidine-2,4-diamine and 6-((4-(cyclopropylamino)-5-(trifluoromethyl)pyrimidin-2-yl) amino -2,3-dihydrobenzo[d]oxazol-2-ol2-Chloro-N-cyclopropyl-5-(trifluoromethyl)pyrimidin-4-amine (0.065 g, 0.274 mmol) and benzo[d]oxazol-6-amine (0.037 g, 0.274 mmol) were mixed in Acetic Acid (1 ml). The mixture was microwaved at 130 C for 20 minutes and then concentrated. Added acetone and fdtered the solid. 4 mg of N2-(benzo[d]oxazol-6-yl)-N4-cyclopropyl-5- (trifluoromethyl)pyrimidine-2,4-diamine and 14 mg of 6-((4-(cyclopropylamino)-5- (trifluoromethyl)pyrimidin-2-yl)amino)-2,3-dihydrobenzo[d]oxazol-2-ol were recovered after automated reverse phase chromatography (water-MeCN eluent) on the Filtrate. MS calcd for [C15H12F3N50+H]+: 336.1 1 , found 335.95. MS calcd for [Ci5Hi4F3N502+H]+: 354.12, found 353.90.

177492-52-3, As the paragraph descriping shows that 177492-52-3 is playing an increasingly important role.

Reference£º
Patent; SALK INSTITUTE FOR BIOLOGICAL STUDIES; SANFORD-BURNHAM MEDICAL RESEARCH INSTITUTE; YALE UNIVERSITY; SHAW, Reuben J.; EGAN, Daniel F.; COSFORD, Nicholas; TURK, Benjamin; VAMOS, Mitchell; PANICKAR, Dhanya Raveendra; CHUN, Matthew; SHEFFLER, Doug; (315 pag.)WO2016/33100; (2016); A1;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

177492-52-3, General procedure: A mixture of the appropriate amine (1M-3M, 2 mmol) and the appropriate aldehyde (2.2 mmol) in ethanol (10 mL) was stirred at room temperature for 8 h.

177492-52-3 Benzo[d]oxazol-6-amine 584120, abenzoxazole compound, is more and more widely used in various fields.

Reference£º
Article; Zhang, Da-Jun; Sun, Wen-Fang; Zhong, Zhao-Jin; Gao, Rong-Mei; Yi, Hong; Li, Yu-Huan; Peng, Zong-Gen; Li, Zhuo-Rong; Molecules; vol. 19; 1; (2014); p. 925 – 939;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

General procedure: Procedure A: The isothiocyanate compound (1 equiv) was added to the solution of amine (1 equiv) in 5 ml of a mixture of dichloromethane and acetonitrile (1:1, v/v). The mixture was cooled to 0C. Then, triethylamine (2 equiv) was added gradually. The mixture was stirred at 0C for 15 min, after which stirring was continued at room temperature for 2-10 h. The reaction mixture was concentrated, extracted with dichloromethane, and washed with brine.The organic layer was dried over MgSO4 and purified by column chromatography (MeOH/CH2Cl2) or by preparative TLC (MeOH/CH2Cl2) to afford the desired product.

177492-52-3, 177492-52-3 Benzo[d]oxazol-6-amine 584120, abenzoxazole compound, is more and more widely used in various fields.

Reference£º
Article; Lee, Jeewoo; Tran, Phuong-Thao; Hoang, Van-Hai; Thorat, Shivaji A.; Kim, Sung Eun; Ann, Jihyae; Chang, Yu Jin; Nam, Dong Woo; Song, Hyundong; Mook-Jung, Inhee; Lee, Jiyoun; Bioorganic and Medicinal Chemistry; vol. 21; 13; (2013); p. 3821 – 3830;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.177492-52-3,Benzo[d]oxazol-6-amine,as a common compound, the synthetic route is as follows.

A mixture of 5-amino-3-(trifluoromethyl)picolinonitrile (Intermediate 1 , 110 mg, 0.59 mmol), benzo[d]oxazol-6-amine (Intermediate 79, 125 mg, 0.59 mmol), and thiophosgene (0.05 mL, 0.60 mmol) in anhydrous DMA (3 mL) was stirred at 60C for 16h. Methanol (3 mL) and 2M HC1 (1.5 mL) were then added and the mixture was heated at 90C for 2h. The reaction mixture was cooled and poured into ice/water (40 mL) and the resultant solid was filtered to afford 150 mg of 5-(5-(4-amino-3-hydroxyphenyl)-8-oxo-6-thioxo-5,7-diazaspiro[3.4]octan-7- yl)-3-(trifluoromethyl)picolinonitrile as a brown powder. LCMS [M + 1]+ 434.0.

177492-52-3, The synthetic route of 177492-52-3 has been constantly updated, and we look forward to future research findings.

Reference£º
Patent; ARAGON PHARMACEUTICALS, INC.; SMITH, Nicholas, D.; BONNEFOUS, Celine; JULIEN, Jackaline, D.; WO2011/103202; (2011); A2;,
Benzoxazole – Wikipedia
Benzoxazole | C7H5NO – PubChem