A Facile Synthesis of Novel (
<scp>
<i>Z</i>
</scp>
)‐ethyl‐3‐(5‐substituted‐1‐alkyl/aryl‐1
<scp>
<i>H</i>
</scp>
‐indol‐3‐yl)‐2‐(
<i>
1
<scp>H</scp>
</i>
‐tetrazol‐5‐yl)acrylate
作者:Mahesh Goud Bakkolla、Ashok Kumar Taduri、Rama Devi Bhoomireddy
DOI:10.1002/jhet.3375
日期:2019.1
synthesis of high potential 1H‐tetrazoles by using conventional method. Tetrazole scaffold is a promising pharmacophore fragment, frequently used in the development of various novel drugs. Here, the novel (Z)‐3‐(N‐alkyl‐indol‐3‐yl)‐2‐(1H‐tetrazole‐5‐yl)acrylates 5 (a–i) have been synthesized from (Z)‐ethyl‐3‐(1H‐indol‐3‐yl)2‐(1H‐tetrazol‐5‐yl)acrylates 4 (a–c) by using various alkylating agents such as Dimethyl
通过使用常规方法,开发了一种合成高电位1 H-四唑类化合物的新途径。四唑支架是一种很有前途的药效团片段,经常用于开发各种新药。在这里,从(Z)-乙基合成了新颖的(Z)-3-(N烷基-吲哚-3-基)-2-(1 H-四唑-5-基)丙烯酸酯5(a – i)通过使用各种烷基化剂,例如硫酸二甲酯(DMS),硫酸二乙酯(DES),来制备-3-(1 H-吲哚-3-基)2-(1 H-四唑-5-基)丙烯酸酯4(a – c)和苄基氯;在硫酸铜存在下,在二甲基甲酰胺中由叠氮化钠合成4(a – c);3(一- ç)已经制备由吲哚-3-甲醛的Knoevenagel缩合1(一- ç)和氰基乙酸乙酯2在L-脯氨酸的存在,作为一个小时在乙醇中在室温下的催化剂。这是一种高效,清洁的点击化学方法,具有多种优点,例如易于后处理,更高的收率,更短的反应时间以及更经济。