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核苷酸及其类似物

核苷酸由碱基、戊糖和磷酸组成,构成生物大分子核酸的基本单位。根据戊糖的不同,核苷酸可分为核糖核苷酸和脱氧核糖核苷酸,进而形成了两种类型的核酸:核糖核酸(RNA)与脱氧核糖核酸(DNA)。核苷酸中的碱基分为嘧啶和嘌呤两类。嘧啶是一种含有两个氮原子的六员杂环有机化合物,常见的有胞嘧啶(C)、尿嘧啶(U)和胸腺嘧啶(T)。而嘌呤则是一种含四个氮的杂环化合物,主要由腺嘌呤(A)和鸟嘌呤(G)构成。核苷酸是在戊糖与碱基缩合形成核苷后,核苷中的糖羟基被磷酸酯化形成的。生物体中游离存在的多为5′-核苷酸,即戊糖的C5羟基被磷酸酯化。

核苷酸通常呈现无色粉末或结晶状,易溶于水而不溶于有机溶剂,在260nm波长下具有强烈的紫外吸收,并且是两性电解质。在不同pH值下解离情况各异,这些特性在核苷酸的制备、分析及测定中具有重要价值。

核苷酸类物质应用广泛,例如ATP和GTP以及5′-核苷酸常作为医疗辅助药物使用;5′-氟尿嘧啶等核苷酸类似物具备抗癌作用;多聚胞苷酸则可诱导干扰素产生,从而发挥抗病毒效果。此外,在食品工业中肌苷酸与鸟苷酸用作味精的增鲜剂,能显著提升风味;而在生物学研究领域,这些物质同样是不可或缺的重要试剂。

中文名称 英文名称 CAS号 化学式 结构式图片
2-氟-6-氨基嘌呤 2-fluoro-9H-purin-6-amine 700-49-2 C5H4FN5
2-氟-6-氨基嘌呤
2,6-二氯嘌呤 2,6 dichloropurine 5451-40-1 C5H2Cl2N4
2,6-二氯嘌呤
2,6-二氨基嘌呤 2,6-diaminopurine 1904-98-9 C5H6N6
2,6-二氨基嘌呤
2,4-二磺酰氯基均三甲苯 2,4-mesitylenedisulfonyl chloride 68985-08-0 C9H10Cl2O4S2
2,4-二磺酰氯基均三甲苯
2,4-二甲氧基-5-碘嘧啶 2,4-dimethoxy-5-iodopyrimidine 52522-99-3 C6H7IN2O2
2,4-二甲氧基-5-碘嘧啶
2,4,6-三甲基苯磺酰氯 2-mesitylenesulphonyl chloride 773-64-8 C9H11ClO2S
2,4,6-三甲基苯磺酰氯
2,4,5,6-四甲基苯二磺酸氯 2,4,5,6-tetramethylbenzenedisulfonyl dichloride 97997-76-7 C10H12Cl2O4S2
2,4,5,6-四甲基苯二磺酸氯
2'-脱氧鸟苷 2'-Deoxyguanosine 961-07-9 C10H13N5O4
2'-脱氧鸟苷
2'-脱氧腺苷 2'-Deoxyadenosine 958-09-8 C10H13N5O3
2'-脱氧腺苷
2'-脱氧肌苷 2-deoxyinosine 890-38-0 C10H12N4O4
2'-脱氧肌苷
2',3'-二脱氧胸苷 3'-Deoxythymidine 3416-05-5 C10H14N2O4
2',3'-二脱氧胸苷
1H-嘌呤-6-胺硫酸盐 adeninium sulphate 34791-69-0 C5H5N5*H2O4S
1H-嘌呤-6-胺硫酸盐
1H-1,2,4-三唑 1,2,4-Triazole 288-88-0 C2H3N3
1H-1,2,4-三唑
1H-1,2,3-三氮唑 1,2,3-triazole 288-36-8 C2H3N3
1H-1,2,3-三氮唑
1-甲基腺嘌呤 1-methyladenine 5142-22-3 C6H7N5
1-甲基腺嘌呤
1-环己基尿嘧啶 1-cyclohexyluracil 712-43-6 C10H14N2O2
1-环己基尿嘧啶
1-对硝基苯磺酰基-1,2,4-三唑 p-Nitrobenzolsulfonyltriazolid 57777-84-1 C8H6N4O4S
1-对硝基苯磺酰基-1,2,4-三唑
1-U 1-甲基-2,6,8-三羟基嘌呤 1MUA 1-methyluric acid 708-79-2 C6H6N4O3
1-U 1-甲基-2,6,8-三羟基嘌呤 1MUA
1-(2-均三甲苯磺酰基)咪唑 Mesitylen-sulfon-imidazolid 50257-39-1 C12H14N2O2S
1-(2-均三甲苯磺酰基)咪唑
1-(2,4,6-三异丙基苯基磺酰)咪唑 N-(2,4,6-triisopropylbenzenesulfonyl)imidazole 50257-40-4 C18H26N2O2S
1-(2,4,6-三异丙基苯基磺酰)咪唑
1,N6-亚乙烯基腺苷-3',5'-环单磷酸钠盐 1,N6-Ethenoadenosine 3':5'-cyclic monophosphate sodium salt 103213-51-0 C12H12N5NaO6P
1,N6-亚乙烯基腺苷-3',5'-环单磷酸钠盐
1,3-苯并二硫代吡咯四氟化硼盐 1,3-Benzodithiolylium tetrafluoroborate 57842-27-0 C7H5BF4S2
1,3-苯并二硫代吡咯四氟化硼盐
1,3-二甲基尿酸 1,3-dimethyluric acid 944-73-0 C7H8N4O3
1,3-二甲基尿酸
1,3-二甲基-6-亚氨基-5-异亚硝基尿嘧啶 6-amino-1,3-dimethyl-5-nitroso-1H-pyrimidine-2,4-dione 6632-68-4 C6H8N4O3
1,3-二甲基-6-亚氨基-5-异亚硝基尿嘧啶
1,3,9-三甲基黄嘌呤 isocaffeine 519-32-4 C8H10N4O2
1,3,9-三甲基黄嘌呤
(E)-5-(2-羰基乙烯)-2,4-二甲氧基嘧啶 (E)-β-(2,4-dimethoxypyrimidin-5-yl)acrylic acid 119923-27-2 C9H10N2O4
(E)-5-(2-羰基乙烯)-2,4-二甲氧基嘧啶
—— Sodium 6-hydroxy-1,7-dihydropurin-2-one 1196-43-6 C5H4N4NaO2+
Sodium 6-hydroxy-1,7-dihydropurin-2-one
—— Flavinadeninedinucleotidedisodium(FADdisodium) 84366-81-4 C27H33N9NaO15P2
Flavinadeninedinucleotidedisodium(FADdisodium)
—— FMN-Na;Riboflavin 5'-phosphate sodium;Vitamin B2 Phosphate Sodium Salt 6184-17-4 C17H24N4NaO11P
FMN-Na;Riboflavin 5'-phosphate sodium;Vitamin B2 Phosphate Sodium Salt
—— 5'-Adenylic acid,sodium salt, hydrate (9CI) 149022-20-8 C10H16N5NaO8P
5'-Adenylic acid,sodium salt, hydrate (9CI)
—— ADP 1172-42-5 C10H13N5O10P2*2Na
ADP
—— Sodium ((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl phosphate hydrate 149022-20-8 C10H14N5Na2O8P
Sodium ((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl phosphate hydrate
—— Adenosine 5'-(tetrahydrogen triphosphate), tetrasodium salt 987-65-5 C10H12N5Na4O13P3
Adenosine 5'-(tetrahydrogen triphosphate), tetrasodium salt
—— 6-chloropurine riboside 2004-06-0 C10H11ClN4O4
6-chloropurine riboside
—— (3S,4R,5S)-2-(6-chloropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 2004-06-0 C10H11ClN4O4
(3S,4R,5S)-2-(6-chloropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
—— Adenosine-5'-diphosphate disodium salt dihydrate 16178-48-6 C10H17N5Na2O12P2
Adenosine-5'-diphosphate disodium salt dihydrate
—— 33430-62-5 C10H15N2NaO8P
—— disodium guanosine 5'-phosphate 3106-17-0 C10H12N5O8P*2Na
disodium guanosine 5'-phosphate
—— Deoxy-uridin 951-78-0 C9H12N2O5
Deoxy-uridin
—— 1-(6-amino-purin-9-yl)-<i>D</i>-<i>erythro</i>-1,2-dideoxy-pentofuranose 958-09-8 C10H13N5O3
1-(6-amino-purin-9-yl)-<i>D</i>-<i>erythro</i>-1,2-dideoxy-pentofuranose
—— ((1<i>S</i>)-<i>trans</i>-5-hydroxymethyl-tetrahydro-furan-2-yl)-5-methyl-1<i>H</i>-pyrimidine-2,4-dione 3416-05-5 C10H14N2O4
((1<i>S</i>)-<i>trans</i>-5-hydroxymethyl-tetrahydro-furan-2-yl)-5-methyl-1<i>H</i>-pyrimidine-2,4-dione
—— trans-1-(D,L-5-hydroxymethyl-2-tetrahydrofuryl)-5-methyluracil 121786-60-5 C10H14N2O4
trans-1-(D,L-5-hydroxymethyl-2-tetrahydrofuryl)-5-methyluracil
—— 5-(3-amino-1-propynyl)-2',3'-dideoxycytidine-5'-triphosphoric acid 114748-56-0 C12H19N4O12P3
5-(3-amino-1-propynyl)-2',3'-dideoxycytidine-5'-triphosphoric acid
—— 7-Deaza-7-propargylamino-ddATP 114748-69-5 C14H20N5O11P3
7-Deaza-7-propargylamino-ddATP
—— Dtxcid605538 6112-76-1 C5H8N4OS
Dtxcid605538
—— Adenosine triphosphate disodium salt trihydrate 51963-61-2 C10H20N5Na2O16P3
Adenosine triphosphate disodium salt trihydrate
—— Cytidine-5'-diphosphocholine 987-78-0 C14H26N4O11P2
Cytidine-5'-diphosphocholine
—— 4-amino-1-(<i>O</i><sup>5</sup>-phosphono-pentofuranosyl)-1<i>H</i>-pyrimidin-2-one 63-37-6 C9H14N3O8P
4-amino-1-(<i>O</i><sup>5</sup>-phosphono-pentofuranosyl)-1<i>H</i>-pyrimidin-2-one
—— L-cytidine-5'-monophosphate 63-37-6 C9H14N3O8P
L-cytidine-5'-monophosphate
—— <i>O</i><sup>5'</sup>-phosphono-riboflavin; monosodium-salt 6184-17-4 C17H20N4O9P*2H2O*Na
<i>O</i><sup>5'</sup>-phosphono-riboflavin; monosodium-salt