Nitrosation - Nitroso (English spelling) nitrosation

Japanese: ニトロソ化 - ニトロソか(英語表記)nitrosation
Nitrosation - Nitroso (English spelling) nitrosation
A reaction to introduce the nitroso group -NO into organic compounds. Four representative methods are described below. (1) In compounds with activated benzene rings such as dimethylaniline and phenol, the corresponding nitroso species can be obtained by reacting them with nitrous acid HNO 2. (2) The Grignard reagent is reacted with nitrosyl chloride NOCl. (3) Amines are oxidized with peroxomonosulfuric acid H 2 SO 5 (Caro's acid). (4) Hydroxylamine is oxidized with potassium dichromate K 2 Cr 2 O 7 in the presence of acid.

Source: Heibonsha World Encyclopedia, 2nd Edition Information

Japanese:
有機化合物にニトロソ基-NOを導入する反応。代表的な四つの方法を以下に述べる。(1)ジメチルアニリン,フェノールなどの活性化されたベンゼン環をもつ化合物では,亜硝酸HNO2を作用させると対応するニトロソ体が得られる。(2)グリニャール試薬に塩化ニトロシルNOClを作用させる。(3)アミンをペルオキソ一硫酸H2SO5(カロー酸)で酸化する。(4)ヒドロキシルアミンを酸の存在下,二クロム酸カリウムK2Cr2O7で酸化する。

出典 株式会社平凡社世界大百科事典 第2版について 情報

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