This molecule has a methyl substituent.

这个分子有一个甲基取代基。

The substituent effect was discussed.

并对取代基效应作了解释。

Also , the substituent species and the position on phenyl ring effects the reaction.

苯环上取代基的种类及位置对反应也有影响.

The fluorescence intensity of porphyrin also relates to the substituent positions on the phenyl groups.

此外,荧光强度还与卟啉的苯环上取代基的取代位置有关.

The relationship between yields and substituent groups was described and the possible mechanism was discussed.

讨论了底物取代基与产物收率的关系，推测了反应机理。

Property dependence of ABA triblock copolymers on the terminal substituent of azobenzene was investigated.

研究了偶氮苯端基取代基时ABA三嵌段共聚物性能的影响.

Compounds with substituent attached to the naphthacenequinone give rise to the bathochromic shift in the maximum absorption wavelength;

主链醌环上有取代基时，化合物成色体最大吸收波长红移；

Replace old way substituent with take over

取代旧的方式

Another important application of sulfonated aluminum phthalocyanines containing halogen substituent is its photo sterilization.

磺酸基卤素铝酞菁的另一个重要应用为光学杀菌性.

The invention relates to a 5-site or 6-site substituent naphthalimide compound and antitumor applications thereof, which belongs to the fine chemical field.

一类5-位或6-位取代的萘酰亚胺化合物及抗肿瘤应用，其属于精细化工领域。