描述了一种由一步法从芳基-肼基甲基苯甲腈合成一系列双取代的(4-氨基肉桂酸-3-基)-芳基-甲烷的方法。(4-氨基-6,8-二甲基-肉桂啉-3-基)-苯基-甲酮与丙二腈,二乙基丙二酸酯和二甲基乙酰胺-二甲基乙缩醛的环缩合反应得到相应的吡啶并[3,2- c ] cinnoline衍生物。在回流下用原乙酸三乙酯处理(4-氨基-6,8-二甲基-肉桂啉-3-基)-苯基-甲酮容易地得到相应的亚氨基酯,其被环化为吡啶并[3,2- c ] cinnoline衍生物。该起始化合物也可以环合到相应的1,2-二氢-4-芳基-2-氧代-吡啶并[3,2- c ^ ]噌啉衍生物 通过 (4-乙酰氨基docinnolin-3-基)-芳基-甲烷。提供了有关新化合物结构的化学和光谱证据。测试了三种化合物对六十种癌症类型的作用。
[EN] PREPARATION OF 3,3-DIALKXOY-1-METHYLENEPROPYL ARENES<br/>[FR] PRÉPARATION DE 3,3-DIALKOXY-1-MÉTHYLÈNEPROPYL ARÈNES
申请人:LONZA AG
公开号:WO2012150281A1
公开(公告)日:2012-11-08
The invention discloses a method for the preparation of 3,3-dialkxoy-1-methylenepropyl arenes from crotonaldehyde and aryldiazonium salts, and intermediates for the preparation of perfumes.
[EN] PREPARATION OF 4,4-DIALKOXY-1-BUTEN-1-YLARENES<br/>[FR] PRÉPARATION DE 4,4-DIALCOXY-1-BUTÈNE-1-YLARÈNES
申请人:LONZA AG
公开号:WO2012150280A2
公开(公告)日:2012-11-08
The invention discloses a method for the preparation of 4,4-dialkoxy-1-buten-1-ylarenes from crotonaldehyde and aryldiazonium salts, n-buten-1-als and n-butan-1-als derived thereof, their use as fragrances, use of this method in and intermediates for the preparation of antineoplastic antifolates or folate anitmetabolitesor Pemetrexed.