with the formation of
题目
with the formation of
原句为:The synthetic sequence described contains firstly a Knoevenagel condensation of 3 and 4 with 11 with the formation of
the 1,3-oxabutadienes 14 and 15,respectively,which then undergo a facial-differentiating hetero-Diels ± Alder reaction with the enol ethers 12 and 13.
里面这个with the formation
答案
连带着产生了(with the fomation of后面的就是化学反应的生成物)
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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