adj.環(huán)外的(不在環(huán)上的)

Mercury highly covalently coordinates to endocyclic and exocyclic N sites of DNA bases. 以上實(shí)驗(yàn)數(shù)據(jù)表明甲基汞與DNA的結(jié)合能力較其他形態(tài)的汞強(qiáng)。

Two new exocyclic ring-fused boron-dipyrromethene (BDP) dyes with benzo crown ether subunit at meso-position were prepared.Their spectroscopic and electrochemical properties were investigated. 本文報(bào)道了兩種中位為苯并冠醚亞單元取代的含稠合外環(huán)的硼-二吡咯亞甲基染料的合成、光譜和電化學(xué)性質(zhì)。

Keywords boron-dipyrromethene （BDP） dyes;fused exocyclic rings;electron transfer;fluorescent sensor; 硼-二吡咯亞甲基染料;稠合外環(huán);電子轉(zhuǎn)移;熒光探針;

an exocyclic double bond. 環(huán)外的一對(duì)化學(xué)鍵