CAS: 81-10-7; 2-Amino-N-Ethyl-N-Phenylbenzenesulfonamide

上下游产品

CAS号4875-10-9 邻硝基苯硫酚 | CAS号103-69-5 N-乙基苯胺

邻硝基苯硫酚,N-乙基苯胺 以 1,4-二氧六环 作为反应溶剂,以97.8%的收率获得产物2-氨基-N-乙基-N-苯基苯磺酰胺
参考文献:的转换ø-Nitrothiophenols成ö-Aminobenzenesulphonic酸
标题:的转换ø-Nitrothiophenols成ö-Aminobenzenesulphonic酸
摘要:研发了在二恶烷水溶液中将邻硝基硫酚转化为邻氨基苯磺酸的机理,特别是参考了决定速率的环状中间体的形成的证据.该中间体易受外部和内部亲核功能的拦截,并且同位素标记实验表明磺酸在反应混合物中既不交换原料也不交换产物的条件下从反应混合物中的h 2 18 O中夺取两个氧原子.ħ 2 18 O.的暂定路径前进.
DOI:10.1039/p29880000691

专利信息

专利号:US-4136033-A
优先权日:1969-11-07
标 题:6-hydroxypyridone-2 compounds having a cationic group in the 3-position
发明人：STEINEMANN WILLY
权利人:SANDOZ LTD
摘要:Compounds of the formula ##STR1## wherein K.sup.⊕ is a cationic group, preferably heterocyclic, n R is hydrogen or an organic radical, preferably alkyl, phenyl or acyl, n R 1 is hydrogen, hydrocarbyl, substituted hydrocarbyl, heterocyclyl, substituted heterocyclyl, amino or substituted amino, and n A.sup.⊖ is an anion, n Are useful as intermediates in the synthesis of azo dyes of the formula ##STR2## wherein D is an aromatic carbocyclic or heterocyclic diazo component radical, and n K.sup.⊕, r, r 1 and A.sup.⊖ are as defined above.