| 1. | The purine and pyrimidine may be complexed with a sugar to produce a nucleoside .
嘌呤和嘧啶可以同一个糖复合，产生一个核苷。
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| 2. | The other two, thymine and cytosine, are single ring structures called pyrimidines .
另两个为胸腺嘧啶和胞嘧啶，即称为嘧啶的单环结构。
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| 3. | 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。
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| 4. | Amino4 , 6 - dimethoxy pyrimidine
二甲氧基嘧啶
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| 5. | Uracil - - a pyrimidine found in rna that base - pares with adenine
尿嘧啶- -核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。
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| 6. | Synthesis and biological activities of 1 2 4 - triazolo 1 5 - pyrimidine - 2 - thioether derivatives
硫醚的合成及生物活性研究
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| 7. | Amino 4 , 6 dichloro pyrimidine
二氯嘧啶
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| 8. | Amino - 4 , 6 - dichloro pyrimidine
二氯嘧啶
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| 9. | Theoretical studies on the effect of electronic absorption of polar solvents for pyrimidine
溶剂极性对嘧啶电子光谱影响的理论研究
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| 10. | Synthesis and biological activity of methyl n - methoxylcarbamates containing pyrimidine
甲氧基氨基甲酸甲酯类化合物的合成及生物活性
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