1-(2-hydroxy-5-nitrophenyl)propan-1-one

危険有害性情報のコード(GHS)

• 絵表示(GHS)

  

• 注意喚起語

  Warning

• 危険有害性情報

  H315：皮膚刺激

  H319：強い眼刺激

  H335：呼吸器への刺激のおそれ

• 注意書き

  P261：粉じん/煙/ガス/ミスト/蒸気/スプレーの吸入を避ける こと。

  P305+P351+P338：眼に入った場合：水で数分間注意深く洗うこと。次にコ ンタクトレンズを着用していて容易に外せる場合は外す こと。その後も洗浄を続けること。

1-(2-hydroxy-5-nitrophenyl)propan-1-one 化学特性,用途語,生産方法

• 製造方法

  Preparation by Friedel–Crafts acylation of p-nitrophe-nol with propionyl chloride in nitrobenzene in the presence of aluminium chloride (36%)
  Also obtained by Fries rearrangement of p-nitrophenyl propionate (m.p. 63–64°) in nitrobenzene in the presence of aluminium chloride at 125° for 5 h (23%)
  Preparation by reaction of boron trichloride with 2-methoxy-5-nitropropiophe-none in methylene chloride, first at ?78°, then at r.t. for 14 h (92%). Also obtained by nitration of o-hydroxypropiophenone (23%), in acetic acid with fuming nitric acid, first at 0°, then at 60°
  Also obtained by alkaline hydrolysis of 3-methyl-6-nitrochromone (m.p. 147–148°) (85%).

1-(2-hydroxy-5-nitrophenyl)propan-1-one 生産企業

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