4'-Hydroxy-3'-methoxypropiophenone

그림문자(GHS)

• 그림문자(GHS)

  

• 신호 어

  Danger

• 유해·위험 문구

  H301：삼키면 유독함

  H411：장기적 영향에 의해 수생생물에 유독함

• 예방조치문구

  P264：취급 후에는 손을 철저히 씻으시오.

  P264：취급 후에는 손을 철저히 씻으시오.

  P270：이 제품을 사용할 때에는 먹거나, 마시거나 흡연하지 마시오.

  P301+P310：삼켰다면 즉시 의료기관(의사)의 진찰을 받으시오.

  P321：(…) 처치를 하시오.

  P330：입을 씻어내시오.

  P405：밀봉하여 저장하시오.

  P501：...에 내용물 / 용기를 폐기 하시오.

4'-Hydroxy-3'-methoxypropiophenone 화학적 특성, 용도, 생산

• 용도

  1-(4-Hydroxy-3-methoxyphenyl)-1-propanone is a derivative of Guaiacol, a precursor to various flavorants, such as eugenol and vanillin.

• 제조 방법

  Preparation by Fries rearrangement of 2-methoxyphenyl propionate, (b.p.20 140–143°)
  with aluminium chloride in nitrobenzene, first at 60–80° for 1 h, then at r.t. overnight, at 60° for 1 h or at 50° for 5 h (44%) ;
  with aluminium chloride (2 mol) in nitromethane at r.t. for 24 h (65%)
  with aluminium chloride in carbon disulfide
  with titanium tetrachloride (2 mol) in nitromethane at r.t. for 24 h (62%)
  with stannic chloride (2 mol) in nitromethane at r.t. for 24 h (69%)
  with antimony pentachloride (2 mol) in nitromethane at r.t. for 24 h (28%) with formation of important tars.

• Synthesis Reference(s)

  The Journal of Organic Chemistry, 15, p. 227, 1950 DOI: 10.1021/jo01148a001

4'-Hydroxy-3'-methoxypropiophenone 준비 용품 및 원자재

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