[O:1]=[C:2]([CH2:25][OH:26])[CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][C@@H:9]1[C@@H:13](/[CH:14]=[CH:15]/[CH2:16][C:17]([OH:23])([CH3:22])[CH2:18][CH2:19][CH2:20][CH3:21])[CH:12]=[CH:11][C:10]1=[O:24].[C:27](OC(=O)C)(=[O:29])[CH3:28]>N1C=CC=CC=1>[O:1]=[C:2]([CH2:25][O:26][C:27](=[O:29])[CH3:28])[CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][C@@H:9]1[C@@H:13](/[CH:14]=[CH:15]/[CH2:16][C:17]([OH:23])([CH3:22])[CH2:18][CH2:19][CH2:20][CH3:21])[CH:12]=[CH:11][C:10]1=[O:24]To a solution of 0.1 g of 1,9-dioxo-16-hydroxy-1-hydroxymethyl-16-methyl-10,13-trans-prostadiene (Example 1214) in 0.75 ml of pyridine is added 0.026 g of acetic anhydride. After 18 hr. at room temperature, the solvent is removed at reduced pressure and the residue is chromatographed on silica gel to give the title compound.
불러오는 중…