Isotetronic acids are of great agricultural and pharmacological relevance and occur in a number of natural products.A convenient synthetic pathway toβ-aryl sub
培养严谨、实事求是的科学态度,养成良好的实验方法、实验修养,对学生科学实验和技术革新都有重要的影响,这是当前新课改的任务所在.
A novel material MnO2 nanosheet has been used as the support matrix for the immobilization of horseradish peroxidase (HRP). HRP entrapped in MnO2 nanosheet film
Two new imidazolidino Schiff base compounds, (E)-N-((quinoxalin-2-yl)methylene)- 2-(2-(quinoxalin-3-yl)imidazolidin-1-yl)ethanamine 1 and 2-(1-(2-(2-(quinoxalin