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Pyridine, hydrofluoride (1:1) → methyl(11R,13E,15S,17R)-9-pivaloyloxy-11,15-dihydroxy-17,20-dimethyl-7-thiaprosta-8,13-dienoate
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | Pyridine, hydrofluoride (1:1) | HCID 64774 | — |
| 反応物 | methyl(11R,12S,13E,15S,17R)-9-pivaloyloxy-11,15-bis(tert-butyldimethylsiloxy)-17,20-dimethyl-7-thiaprosta-8,13-dienoate | HCID 22883800 | — |
| 生成物 | methyl(11R,13E,15S,17R)-9-pivaloyloxy-11,15-dihydroxy-17,20-dimethyl-7-thiaprosta-8,13-dienoate | HCID 22883801 | 55% |
反応手順
Using as the material and reagent a hydrogen fluoride-pyridine solution (0.7 ml) and methyl(11R,12S,13E,15S,17R)-9-pivaloyloxy-11,15-bis(tert-butyldimethylsiloxy)-17,20-dimethyl-7-thiaprosta-8,13-dienoate (564 mg), the same procedure was performed as in Example 2 was performed to obtain methyl(11R,13E,15S,17R)-9-pivaloyloxy-11,15-dihydroxy-17,20-dimethyl-7-thiaprosta-8,13-dienoate (211 mg, 55%).
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05731452 |
| 出典データセット | uspto-grants-1998_03 |
| ORD ID | ord-4530e01b498e4c59a4e74ef8002e38f6 |
| 出典メモ | uspto-grants-1998_03 |