Analyzing the synthesis route of 19932-85-5

19932-85-5 6-Bromobenzo[d]oxazol-2(3H)-one 29859, abenzoxazole compound, is more and more widely used in various fields.

19932-85-5, 6-Bromobenzo[d]oxazol-2(3H)-one is a benzoxazole compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

A mixture of 6-bromo-1 ,3-benzoxazol-2(3H)-one (2 g ; 9.34 mmol) and copper (I ) cyan ide (1 .42 g; 1 5.86 mmol) in 6 m l D M F is heated at 1 50C u nder nitrogen atmosphere for 22 hr. After cooling to room temperature, a solution of 1 .55 g (31 .6 mmol) of sodium cyanide in 32 ml water is added followed by 1 hr stirring. The system is extracted thoroughly with ethyl acetate, washed with brine, dried and concentrated in vacuo to provide 1 .5 g (93 % yield) of the title compound enough pure as to prosecute the syntesis., 19932-85-5

19932-85-5 6-Bromobenzo[d]oxazol-2(3H)-one 29859, abenzoxazole compound, is more and more widely used in various fields.

Reference£º
Patent; ALMIRALL, S.A.; AIGUADE BOSCH, Jose; GUAL ROIG, Silvia; PRAT QUINONES, Maria; PUIG DURAN, Carlos; WO2013/68552; (2013); A1;,
Benzoxazole – Wikipedia
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