| 1. | Diphenylmethane would have a two proton peak .
二苯甲烷必定有一个二质子的峰。 |
| 2. | Diphenyl carbonate shows a typical vinyl ester effect .
碳酸二苯酯表现典型的乙烯的酯类的效应。 |
| 3. | Phenyl(or polyphenyl)substituted epoxides serve as excellent precursors to phenyl(or diphenyl)carbenes .
某些苯代（或多苯）环氧化物是制取带苯环（或二苯）碳烯的极好原料。 |
| 4. | The group includes flavonoids, benzophenones, some coumarins, lignans, condensed tannins, and stilbenes .
这一组中包括黄酮类化合物，二苯甲酮、一些香豆素、木质素、缩合单宁和芪。 |
| 5. | Synthesis of amino diphenyl ethers by na2s reduction
卤代氨基二苯醚的合成研究 |
| 6. | Yancheng ruibiao pharmaceuticals and chemicals factory
高纯度二苯甲酮产品生产厂家 |
| 7. | Synthesis of new halogenated hydroxyl diphenyl ethers
氯代羟基二苯醚合成工艺的改进 |
| 8. | Synthesis of the enantiomers of 4 - chlorobenzhydrylamine
氯二苯甲胺的单一对映体的合成 |
| 9. | Multi - bromination of chloro - substituted nitro - diphenylether
氯代硝基二苯醚的多溴代反应 |
| 10. | Analysis of diphenyl cyanoarsine by gc - ms
质谱联用仪对二苯氰胂的分析 |
