| 1. | The basic nitrogen compounds include pyridines and quinolines .
碱性氮化物包括吡啶和喹啉。 |
| 2. | Amines other than pyridines have been successfully employed as a proton sponge .
用胺作为质子吸收体代替吡啶还是得到同样的结果。 |
| 3. | The fixation of co2 carried out by these autotrophs, in addition to atp, requires reduced pyridine nucleotide .
除ATP外，由这些自养生物进行的CO2固定，需要还原的吡啶核苷酸。 |
| 4. | These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions .
这些衍生物可以容易地在碱性条件下通过2-巯基吡啶和卤代烷的烷基化而得到。 |
| 5. | Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region .
杂环芳香族结构类如吡啶、嘧啶类化合物在1600厘米1（625微米）区域也有相似的一组谱带。 |
| 6. | Determination of water content of pyridine products
吡啶类产品水分含量测定方法 |
| 7. | Methods for determination of pyridine in flue gas
烟道气体中吡啶含量的测定方法 |
| 8. | Synthesis and study situation of 3 - pyridinecarboxylic acid
吡啶甲酸的合成及研究现状 |
| 9. | Determination of chromium picolinate in health foods
保健食品中吡啶甲酸铬含量的测定 |
| 10. | Progress in preparation of pyridinecarboxylic acids
吡啶甲酸的制备研究进展 |
