“烷基的”造句
2024年05月28日 19:22:39
本文根據(jù)實(shí)驗(yàn)事實(shí),闡述了
烷基的負(fù)誘導(dǎo)效應(yīng).
In this paper, negative induction effect of alkyl is discussed base on the experiment facts.
季銨鹽中
烷基的轉(zhuǎn)移具有較好的選擇性,其優(yōu)先順序?yàn)?芐基>伯烷基>仲烷基.
Excellent selectivity in alkyl transfer was noted in the sequence of PhCH 2 > primary alkyl > secondary alkyl.