| Sterol |
| LIPID_ID | ST0345 |
| CHEM_NA | 17,21-DIHYDROXYPREGN-4-ENE-3,20-DIONE; |
| 4-PREGNENE-17α,21-DIOL-3,20-DIONE/17-(1-KE |
| TO-2-HYDROXYETHYL)-4-ANDROSTEN-17α-OL-3 |
| -ONE |
| COMMON_NA | 11-DESOZY-17-HYDROXYＣORTICOSTERONE,CORT |
| EXOLONE,(17-HYDROXYDESOXYCORTICOSTERONE, |
| REICHSTEIN'S SUBSTANCE |
| S",11-DESOXYCORTISONE) |
| MOL_FORMULA | C21H30O4 |
| MOL_WT | 346 |
| MELT_PT | 207-209ﾟC(757) |
| BOIL_PT |
| OPT_ROT |
| REFRA_IND |
| DENSITY |
| SOLUBILITY | 水,エーテルには溶解性非常に低い｡ |
| アセトン,メタノール,アルコールに可溶｡(757) |
| UV_SPEC | UVmax : 240nm(logε=4.23)(757) |
| IR_SPEC |
| NMR_SPEC |
| MS_SPEC |
| NOTE_SPEC |
| SOURCE | ・4-PREGNENE-17α,20,21-TRIOL-3-ONE |
| 21-MONOACETATE より調製｡ (272) |
| ・3α-FORMOXY-17α-HYDROXYPREGNAN-20-ONE |
| より調製｡ (759) |
| ・16,17-OXIDO-5-PREGNEN-3β-OL-20-ONE |
| ACETATE より調製｡ (760) |
| ・5-PREGNEN-3β-OL-20-ONE より調製｡ (761) |
| BIOL_ACTIV |
| NOTE | 分子量 346.45, THE ACETATE, |
| C23H32O5,m.p.237.2-240.2ﾟ,[α]24/D=+116ﾟ( |
| ACETONE),Uvmax 242nm(Ε1%/1cm 448)(758) |
| ・THE |
| MONOACETATE(PREGNENE-4-DIOL-17(β),21-DION |
| E-3,20-MONOACETATE-21),C23H32O5,m.p. |
| 235-238ﾟ(232ﾟでSINTER形成),[α]/D=+118ﾟ±4ﾟ(C=0.7 |
| ),λmax=242mμ(ε=1.47x10^4)｡ |
| 硝酸銀のAMMONIACAL SOLUTION |
| を強力に迅速に還元する｡ 濃硫酸で, 特徴的な |
| 1998年7月17日 | 61 / 486 ページ |