"戊"是个多义词,它可以指戊(汉字),戊(十天干之一)。
生物脂质来源于酮脂酰和异戊二烯基团。
Biological lipids originate from ketoacyl and isoprene groups.
对相转移催化合成2-戊叉环戊酮及其异构化的条件进行了研究。
The synthetic conditions of 2-pentylidene cyclopentenone using PTC were stud-ied, and the conditions of isomerization were also studied.
将新戊酰氯氯化为制得的3-氯新戊酰氯在全回流的填充蒸馏塔中进行。
The chlorination of pivaloyl chloride to prepared 3-chloropivaloyl chloride was took place in a packed distillation column with total reflux.
It's phosphate, carbon, carbon, carbon, phosphate, carbon, carbon, carbon, phosphate and it has this structure hanging off the side.
就是磷酸基与戊糖的碳反复连接,如此循环往复,这种结构构成了主链的一边
These are the pentoses - remember 5' and 3' because that orients you with respect to what direction the molecule is facing.
这些就是戊糖,记住了5'碳和3'碳就能够,帮你确定分子的方向
The phosphate is linked to this carbon on the pentose, and notice that there is a number on this carbon, it's called - it's the 5' carbon.
磷酸基连接在戊糖的一个碳原子上,注意在这个碳上有个数字,它叫做5'碳
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