HCID 9795964、化合物 → HCID 69788967、化合物
反応式
[OH:1][CH2:2][C@@H:3]1[CH2:8][CH2:7][C@@H:6]2[C@H:9]3[C@H:18]([CH2:19][CH2:20][C@:4]12[CH3:5])[C@@H:17]1[C:12](=[CH:13][C:14](=[O:21])[CH2:15][CH2:16]1)[CH2:11][CH2:10]3.[CH3:22][C@:23]12CC[C@H]3[C@@H](CCC4[C@@H]3CCC(=O)C=4)[C@@H]1CCC2>O1CCOCC1>[CH2:22]([C@@H:10]1[CH2:11][C:12]2[C@H:17]([CH2:16][CH2:15][C:14](=[O:21])[CH:13]=2)[C@@H:18]2[C@@H:9]1[C@@H:6]1[C@@:4]([CH2:20][CH2:19]2)([CH3:5])[C@H:3]([CH2:2][OH:1])[CH2:8][CH2:7]1)[CH3:23]参加物
4
実験手順
xvi)—Following a procedure analogous to that described under iv of Example 1, the product obtained in the previous step (2.15 g) was converted to (7α,14β,7α)-7-ethyl-17-hydroxymethyl)estr-4-en-3-one (0.60 g), [α]D20=+68 ° (c=0.50, dioxane).
後処理
- customthe product obtained in the previous step (2.15 g)