Uridine → 2'-O-Nonyluridine
Reaktionsgleichung
[C@@H:1]1([N:10]2[CH:17]=[CH:16][C:14](=[O:15])[NH:13][C:11]2=[O:12])[O:9][C@H:6]([CH2:7][OH:8])[C@@H:4]([OH:5])[C@H:2]1[OH:3].C([Sn](=O)CCCC)CCC.C([C@@]1(O)[C@H](OCCCC)[C@@H](C(=[SnH2])O)O[C@H]1N1C=CC(=O)NC1=O)CCC.I[CH2:55][CH2:56][CH2:57][CH2:58][CH2:59][CH2:60][CH2:61][CH2:62][CH3:63]>>[CH2:55]([O:3][C@@H:2]1[C@H:4]([OH:5])[C@@H:6]([CH2:7][OH:8])[O:9][C@H:1]1[N:10]1[CH:17]=[CH:16][C:14](=[O:15])[NH:13][C:11]1=[O:12])[CH2:56][CH2:57][CH2:58][CH2:59][CH2:60][CH2:61][CH2:62][CH3:63]Komponenten
5
Versuchsvorschrift
As per the procedure of Example 49, uridine (22.5 g) was treated with dibutyl tin oxide (22.5 g, 1 eq). The resulting 2',3'-O-dibutylstannyleneuridine was treated with iodononane (11 ml, 1.3 eq.) at 130°-140° C. as per Example 50 to give the 2' and 3' isomers (11.2 g) as an oil.