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- The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines). 最豐富的堿基是胞嘧啶，胸腺嘧啶，尿嘧啶，腺嘌呤和鳥(niǎo)嘌呤。
- The other two, thymine and cytosine, are single ring structures called pyrimidines. 另兩個(gè)為胸腺嘧啶和胞嘧啶,即稱(chēng)為嘧啶的單環(huán)結構。
- Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region. 雜環(huán)芳香族結構類(lèi)如吡啶、嘧啶類(lèi)化合物在1600厘米-1(6.;25微米)區域也有相似的一組譜帶。
- One of the purines(adenine and guanine) or pyrimidines(cystosine, thymine, and uracil) that occurs attached to the sugar component of DNA or RNA. 堿基嘌呤（腺嘌呤和鳥(niǎo)嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一種，附著(zhù)在脫氧核糖核酸或核糖核酸的糖分子上
- Of or relating to the specific pairing of the purines and pyrimidines between strands of a DNA or an RNA molecule. 互補的指DNA或rna分子鏈之間特定的嘌呤和嘧啶堿基對的互補
- This paper reports the electron ionization mass spectra(EIMS)of eight 2,4,6trisubstituted pyrimidines derivatives. 本文報道了8個(gè)2，4，6-三取代嘧啶衍生物的電子轟擊電離質(zhì)譜。
- One of the purines(adenine and guanine)or pyrimidines(cystosine, thymine, and uracil)that occurs attached to the sugar component of DNA or RNA. 堿基嘌呤（腺嘌呤和鳥(niǎo)嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一種，附著(zhù)在脫氧核糖核酸或核糖核酸的糖分子上
- One of the purines(adenine and guanine)or pyrimidines(cystosine,thymine,and uracil)that occurs attached to the sugar component of DNA or RNA. 堿基嘌呤（腺嘌呤和鳥(niǎo)嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一種，附著(zhù)在脫氧核糖核酸或核糖核酸的糖分子上
- The sequence of purines and pyrimidines in nucleic acids and polynucleotides. Included here are nucleotide-rich regions, conserved sequence, and DNA transforming region. 核酸及多核苷酸中的嘌呤或嘧啶序列;包括富含核苷區;保存序列及脫氧核糖核酸轉換區.
- To synthesize aryl pyrimidines by taking benzene,methyl benzene,acetic ether,1,2-dichloroethane as solvent,the yield and purity of the product are high by taking methyl benzene as solvent. 分別選用苯、甲苯、乙酸乙酯、二氯乙烷作為溶劑合成桂皮酰哌啶,結果表明甲苯作為溶劑時(shí)產(chǎn)品純度高,收率高,可用于大規模生產(chǎn)。
- Recent Advance on Pesticide of Pyrimidines 嘧啶類(lèi)農藥的研究進(jìn)展
- sulfanilamide-5-methoxy pyrimidin 磺胺-5-甲氧嘧啶
- Although the incorporation of nondegradable pyrimidine analogues into DNA is usually less efficient than that of the degradable pyrimidines, issues related to radiolabeled metabolites and interpretation of the images is usually simplified. 不可分解之嘧啶核苷酸與DNA的結合效率較可分解之嘧啶核苷酸為低，但由放射性代謝物及其衍生的影像解釋困難問(wèn)題將會(huì )簡(jiǎn)化。
- Halides;Pyrazines, Pyrimidines &Pyridazines;Pyridazine series; 相關(guān)類(lèi)別: 吡嗪類(lèi)系列;
- Keywords Nickel;5 （4 Chlorophenylazo） 8 （Benzenesulfonamido）Quinoline;Spectrophoto metry; 鎳;5-（4-氯苯基偶氮）-8-苯磺酰氨基喹啉;分光光度法;
- Synthesis of 5-(4-nitrophenylazo)-8-(Benzenesulfonamido)-quinoline and its Colour Reaction with Copper 新試劑5-(4-硝基苯偶氮)-8-(苯磺酰氨基)喹啉的合成及其與銅的顯色反應研究
- Title： Spectrophotometric Determination of Copper with 5-(4-chlorophenylazo)-8-(benzenesulfonamido)quinoline 關(guān)鍵詞：銅;5-(4-氯苯基偶氮)-8-苯磺酰氨基喹啉;分光光度法
- Michael addition of 3 iodo 4 oxo 4H 1 benzopyran 4 one with 2 thio pyrimidines 3-碘-苯并吡喃-4-酮與2-硫代嘧啶類(lèi)的Michael加成反應
- of or relating to the specific pairing of the purines and pyrimidines between strands of a DNA or an RNA molecule 互補的，指DNA或RNA分子鏈之間特定的嘌呤和嘧啶堿基對的互補
- benzenesulfonamido group 苯磺[酰]胺基
