Ethyl nitrite and2-butanone are condensed to give diacetyl monooxime, which canbe hydrolysed to form diacetyl. 本文用亚硝酸乙酯与2-丁酮缩合制备双乙酰-肟。
Methods The model of forestomach cancer and precancerous lesions in mice was established by N-nitrososarcosine ethyl ester and sodium nitrite perfusing stomach; 方法应用肌氨酸乙酯盐酸盐和亚硝酸钠灌胃建立小鼠前胃癌及癌前病变模型。
Condition of thin-layer scanning: silicon-gel H-0.8% CMC-Na-0.8% NaOH thin-layer sheet, Ethyl Acetate-Methanol-ammonia water ( 17 ∶ 2 ∶ 1) as expansion agent, improved bismuth and potassium iodide and 2% sodium nitrite for atomizing develop; 薄层扫描条件:硅胶H-0.8%CMC-Na-0.8%NaOH薄层板,以乙酸乙酯-甲醇-氨水(17∶2∶1)为展开剂,改良碘化铋钾及2%亚硝酸钠喷雾显色;
Catalytic Decomposition of Ethyl Nitrite over Supported Palladium Catalyst 负载钯催化剂上亚硝酸乙酯的催化分解