核苷是糖胺，可以被认为是不含磷酸基的核苷酸。核苷由一个核苷酸(也称为氮基)和一个五碳糖(核糖或脱氧核糖)组成，而核苷酸由一个核苷酸、一个五碳糖和一个或多个磷酸基组成。在核苷中，碱基通过-糖苷键与核糖或脱氧核糖结合。核苷酸是有机分子，是构成核酸聚合物的单体单位，脱氧核糖核酸(DNA)和核糖核酸(RNA)，两者都是地球上所有生命形式中必不可少的生物分子。核苷酸是核酸的基本组成部分;它们由三个亚基分子组成:一个氮基、一个五碳糖(核糖或脱氧核糖)和至少一个磷酸基。核苷是含氮的碱和5碳的糖。因此，一个核苷加上一个磷酸基产生一个核苷酸。
2'-Deoxyguanosine-5'-monophosphoric acid disodium salt
4-Amino-1-((2R,4S,5S)-4-amino-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidin-2(1H)-one
Disodium uridine-5-monophosphate
1-((2R,3R,4R,5R)-3,4-Dihydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione
Sodium ((2R,3S,4R,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl diphosphate
Sodium ((2R,3S,4R,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogentriphosphate dihydrate
Cytidine 5'-(trihydrogen diphosphate),disodium salt
Sodium ((2R,3S,4R,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogentriphosphate
((2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate hydrate
Sodium ((2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl diphosphate
1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methyl-4-thioxo-3,4-dihydropyrimidin-2(1H)-one
(2R,3R,4S,5R)-2-(6-Amino-8-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol
4-Amino-1-((2R,4R,5R)-3,3-difluoro-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidin-2(1H)-one hydrochloride
1-((2R,4S,5R)-4-Hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde
(2R,3R,4S,5R)-2-(6-((3-Hydroxybenzyl)amino)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol
tert-Butyl (tert-butoxycarbonyl)(9-((3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-9H-purin-6-yl)carbamate
(2R,3R,4S,5R)-2-(6-Amino-2-iodo-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol
1-((2R,4S,5S)-4-Azido-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methylpyrimidine-2,4(1H,3H)-dione
Sodium ((2R,3S,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methyl phosphate
2'-Deoxyguanosine-5'-triphosphate trisodium salt
(2R,3R,4S,5R)-2-(6-Amino-9H-purin-9-yl)-5-(hydroxymethyl)-4-methoxytetrahydrofuran-3-ol
3'-O-tert-Butyldimethylsilyl-5'-O-DMT-N2-isobutyrylguanosine 2'-CE phosphoramidite
N-(9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-2-phenylacetamide
5-Bromo-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione
5-Methyl-2'-deoxycytidine 5'-monophosphate
((2R,3S,5R)-3-Acetoxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl acetate
(2R,3R,4S,5R)-2-(6-Amino-2-hydrazinyl-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol
1,3,5-Tri-O-benzoyl-a-D-ribofuranose
