2,6,2′,6′-Tetramethylazobenzene was synthesized from 2,6-xylidine using(C8～10H17~21)3N+CH3Cl-(A-1) as a phase transfer catalyst and K3Fe(CN)6 and NaOH as condensation agents.
以2,6-二甲基苯胺(1)为原料,铁氰化钾和氢氧化钠为缩合剂,采用季铵盐(C8~10H17~21)3N+CH3Cl-(A-1)相转移催化合成了2,6,2′,6′-四甲基偶氮苯。
Synthesis of 3,5-dimethylaniline via gas-phase amination over Pd-La/γ-Al_2O_3 catalyst;
Pd-La/γ-Al_2O_3气相催化合成3,5-二甲基苯胺
Methods RLS spectra was used to determine trace nitrite by the diazotization-coupling reaction between sulfanilic amide-N,N-dimethyl aniline-nitrite.
方法利用磺胺-N,N-二甲基苯胺-亚硝酸根间发生的重氮化-偶联反应,通过共振散射光谱法测定痕量亚硝酸根。