| Bile acid |
| LIPID_ID | BA0497 |
| CHEM_NA | (22E)-3¦Á,7¦Â-DIHYDROXY-5¦Â-CHOL-22-EN-24-O |
| IC ACID |
| COMMON_NA | 22-DEHYDROURSODEOXYCHOLIC ACID |
| MOL_FORMULA | C24H38O4 |
| MOL_WT | 390 |
| MELT_PT | 229-230¡¬C (057) |
| BOIL_PT |
| OPT_ROT |
| REFRA_IND |
| DENSITY |
| SOLUBILITY |
| UV_SPEC |
| IR_SPEC | METHYL ESTER DERIVATIVE : 1650(¢¤22), |
| 1730(COOCH3), 3400(OH) (057) |
| NMR_SPEC | 1H-NMR(CDCl3) (METHYL ESTER DERIVATIVE)¦Ä: |
| 0.69(3H,s,18-CH3), 0.95(3H,s,19-CH3), |
| 1.06(3H,d,J=6Hz,21-CH3), 3.65(3H,s,COOCH3), |
| 3.75(2H,m,3¦Â- AND 7¦Á-H), 5.85(1H,d,J=15.3Hz, |
| 23-H), 6.95(1H,dd,J=15.3 AND 7.2Hz,22-H) (057)" |
| MS_SPEC | MS (METHYL ESTER-TRIMETHYLSILYL ETHER |
| DERIVATIVE;Me-THS) : M/Z(%INT.) ; |
| 621[M-15](16),458[M-90](100),443[M-15-90](9),368[ |
| M-2x90](26),353[M-15-2x90] (13),345[M-90-SIDE |
| CHAIN |
| S.C.](8),255[M-2x90-S.C.](49),243(C-3¡ÁC-7,](20) |
| NOTE_SPEC |
| SOURCE |
| BIOL_ACTIV |
| NOTE |
| 1998ǯ10·î26Æü | 526 / 591 ¥Ú¡¼¥¸ |