2(3H)-벤즈옥사졸론

그림문자(GHS)

• 그림문자(GHS)

  

• 신호 어

  Warning

• 예방조치문구

  P280：보호장갑/보호의/보안경/안면보호구를 착용하시오.

2(3H)-벤즈옥사졸론 MSDS

• 2,3-Dihydro-1,3-benzoxazol-2-one

2(3H)-벤즈옥사졸론 화학적 특성, 용도, 생산

• 화학적 성질

  light beige to brown-grey powder. insoluble in water, soluble in benzene, chlorobenzene and other solvents.

• 제조 방법

  2-benzoxazolinone synthesis method: add o-aminophenol, urea and solvent chlorobenzene into the reaction kettle, protect with nitrogen, the reaction temperature is 50～132 ℃, the reaction time is 6h, after the reaction is completed, it is cooled with ice brine, crystallized, Filter the finished product. It is also possible to use o-aminophenol to react with phosgene in the solvent chlorobenzene, quickly pass phosgene within 20 ~ 40 ° C, then heat up to 100 ~ 130 ° C, and then pass phosgene at a lower speed, after the reaction is completed, pass nitrogen to catch up. Phosgene, after work-up, can also obtain 2-benzoxazolinone.

• 정의

  ChEBI: 2-benzoxazolinone is a member of the class of benzoxazoles that is 2,3-dihydro-1,3-benzoxazole carrying an oxo group at position 2. It has a role as an allelochemical and a phytoalexin.

• 일반 설명

  2-Benzoxazolinone is a phytoanticipin and its biotransformation by endophytic fungi isolated from Aphelandra tetragona was studied. 2-Benzoxazolinone is a natural chemical produced by rye (Secale cereale) and has strong phytotoxic properties.

• Safety Profile

  Poison by intraperitoneal route.Moderately toxic by ingestion. When heated todecomposition it emits toxic fumes of NOx.

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