| —— | 1-(3-deoxy-3-fluoro-5-O-trityl-β-D-arabinofuranosyl)uracil | 1251064-29-5 | C28H25FN2O5 | 488.515 | 
                                                                                                                                            
                                        | —— | 1-(2,3-anhydro-β-D-lyxofuranosyl)uracil | 14042-38-7 | C9H10N2O5 | 226.189 | 
                                                                                                                                            
                                        | —— | 1-(3-azido-3-deoxy-5-O-(triphenylmethyl)-β-D-arabinofuranosyl)pyrimidine-2,4(1H,3H)-dione | 166769-33-1 | C28H25N5O5 | 511.537 | 
                                                                                                                                            
                                        | —— | 1-[(2R,3R,4S,5R)-3-Hydroxy-4-(2-hydroxy-ethylsulfanyl)-5-trityloxymethyl-tetrahydro-furan-2-yl]-1H-pyrimidine-2,4-dione | 202259-88-9 | C30H30N2O6S | 546.644 | 
                                                                                                                                            
                                        | —— | 1-((2R,3S,4S,5S)-3-Hydroxy-4-imidazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-47-5 | C31H28N4O5 | 536.587 | 
                                                                                                                                            
                                        | —— | 1-(2-deoxy-2-fluoro-5-O-trityl-β-D-xylofuranosyl)uracil | 127840-97-5 | C28H25FN2O5 | 488.515 | 
                                                                                                                                            
                                        | —— | 5'-O-trityl-3'-deoxy-3'-N-pyrrolidino-ara-uridine | 162583-54-2 | C32H33N3O5 | 539.631 | 
                                                                                                                                            
                                        | —— | 5'-O-trityl-3'-deoxy-3'-N-morpholino-ara-uridine | 161016-69-9 | C32H33N3O6 | 555.631 | 
                                                                                                                                            
                                        | —— | 1-[3-S-(2-{[(1,1-dimethylethyl)dimethylsilyl]oxy}ethyl)-3-thio-5-O-(triphenylmethyl)-β-D-arabinofuranosyl]pyrimidine-2,4(1H,3H)-dione | 202260-05-7 | C36H44N2O6SSi | 660.907 | 
                                                                                                                                            
                                        | —— | 1-((2R,3R,4R,5R)-4-Hydroxy-3-imidazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-45-3 | C31H28N4O5 | 536.587 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                                        
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                        | —— | 5'-O-trityl-3'-deoxy-3'-N-(ethyl isonipecotatyl)-ara-uridine | 162583-56-4 | C36H39N3O7 | 625.722 | 
                                                                                                                                            
                                        | —— | 1-((2R,3S,4S,5S)-3-Hydroxy-4-pyrazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-60-2 | C31H28N4O5 | 536.587 | 
                                                                                                                                            
                                        | —— | 3'-cyano-2',3'-dideoxy-5'-O-trityl uridine | 146557-53-1 | C29H25N3O4 | 479.535 | 
                                                                                                                                            
                                        | —— | 1-((2R,3S,4S,5S)-3-Hydroxy-4-[1,2,4]triazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-66-8 | C30H27N5O5 | 537.575 | 
                                                                                                                                            
                                        | —— | 1-[(2R,3R,4S,5R)-3-Hydroxy-4-(2-hydroxy-ethanesulfonyl)-5-trityloxymethyl-tetrahydro-furan-2-yl]-1H-pyrimidine-2,4-dione | 202259-90-3 | C30H30N2O8S | 578.643 | 
                                                                                                                                            
                                        | —— | 1-{3-deoxy-3-[(2-{[(1,1-dimethylethyl)dimethylsilyl]oxy}ethyl)sulfonyl]-5-O-(triphenylmethyl)-β-D-arabinofuranosyl}pyrimidine-2,4(1H,3H)-dione | 1000029-49-1 | C36H44N2O8SSi | 692.905 | 
                                                                                                                                            
                                        | —— | 5'-O-trityl-2'-deoxy-2'-N-morpholino-xylo-uridine | 161016-71-3 | C32H33N3O6 | 555.631 | 
                                                                                                                                            
                                        | —— | 1-((2R,3R,4R,5R)-4-Hydroxy-3-pyrazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-57-7 | C31H28N4O5 | 536.587 | 
                                                                                                                                            
                                        | 1-(3-脱氧-3-甲基-β-D-呋喃阿拉伯糖基)嘧啶-2,4(1H,3H)-二酮 | 1-(3-deoxy-3-methyl-β-D-arabinofuranosyl)uracil | 110524-36-2 | C10H14N2O5 | 242.232 | 
                                                                                                                                            
                                        | —— | 1-((2R,3R,4R,5R)-4-Hydroxy-3-[1,2,4]triazol-1-yl-5-trityloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-63-5 | C30H27N5O5 | 537.575 | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                                                        
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                                        | —— | 1-<3-deoxy-3-C-(hydroxymethyl)-β-D-arabino-pentofuranosyl>uracil | 130351-54-1 | C10H14N2O6 | 258.231 | 
                                                                                                                                            
                                        | —— | 1-<3-deoxy-3-C-(hydroxymethyl)-β-D-lyxo-pentofuranosyl>uracil | 130351-65-4 | C10H14N2O6 | 258.231 | 
                                                                                                                                            
                                        | —— | 1-[(2R,3S,4S,5R)-3-Azido-4-(2-hydroxy-ethylsulfanyl)-5-trityloxymethyl-tetrahydro-furan-2-yl]-1H-pyrimidine-2,4-dione | 202260-07-9 | C30H29N5O5S | 571.657 | 
                                                                                                                                            
                                        | —— | Benzoic acid 2-[(2R,3S,4S,5R)-4-azido-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-2-trityloxymethyl-tetrahydro-furan-3-ylsulfanyl]-ethyl ester | 202260-06-8 | C37H33N5O6S | 675.765 | 
                                                                                                                                            
                                        | —— | 3'-S-(4-methoxybenzyl)-3'-thiouridine | 175025-55-5 | C17H20N2O6S | 380.422 | 
                                                                                                                                            
                                        | —— | 1-((2R,3S,4S,5S)-3-Hydroxy-5-hydroxymethyl-4-imidazol-1-yl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione | 143488-73-7 | C12H14N4O5 | 294.267 | 
                                                                                                                                            
                                        | 1-[3-脱氧-3-(羟甲基)-β-D-呋喃阿拉伯糖基]-5-碘嘧啶-2,4(1H,3H)-二酮 | 1-<3-deoxy-3C-(hydroxymethyl)-β-D-arabino-pentofuranosyl>-5-iodouracil | 130351-59-6 | C10H13IN2O6 | 384.128 | 
                                                                                                                                            
                                        | —— | 1-<3-deoxy-3-C-(hydroxymethyl)-β-D-lyxo-pentofuranosyl>-5-iodouracil | 130351-66-5 | C10H13IN2O6 | 384.128 | 
                                                                                                                                            
                                        | —— | 1-[(2R,3S,4S,5R)-3-Amino-4-(2-hydroxy-ethanesulfonyl)-5-trityloxymethyl-tetrahydro-furan-2-yl]-1H-pyrimidine-2,4-dione |