苯并咪唑类衍生物 Benzimidazole derivative
苯甲酸类衍生物及其它 Benzoic acid derivatives and others
苯基脲类衍生物 Phenyl urea derivative ; PUD
苯甲酰氨类衍生物 benzamides derivative
苯腈类衍生物 benzonitrile derivatives
苯甲醛类衍生物 benzaldehyde derivatives
苯胺类硝基衍生物 Nitro derivatives of aminobenzene
苯并吡喃酯类衍生物 esters of benzopyrans
苯乙酰哌嗪类衍生物 benzeneacetylpiperazine derivative
分析结果表明，这些香烟中，含有苯类衍生物、杂环类化合物及多环化合物等，从36种到131种不等，绝大多数有害人体健康。
The results showed that there were 36 to 131 sorts of benzene and its derivatives, heterocyclic compounds, and polycyclic compounds being detected. Most of them have harmful effect on human health.
本发明涉及一类新型的具有苯并噻吩或噻吩骨架的异羟肟酸衍生物。
The present invention relates to a novel class of hydroxamic acid derivatives having a benzothiophene or thiophene backbone.
本发明涉及新颖的通式（I）的苯丙素类衍生物，其中R表示氢。
The invention relates to a phenyl propanoid derivative of formula (I), wherein R represents hydrogen.
应用推荐