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Bile acid

LIPID_IDBA0496

CHEM_NA(22E)-3¦Á,7¦Á-DIHYDROXY-5¦Â-CHOL-22-EN-24-O

IC ACID

COMMON_NA22-DEHYDROCHENODEOXYCHOLIC ACID

MOL_FORMULAC24H38O4

MOL_WT390

MELT_PTOIL (METHYL ESTER DERIVATIVE) (057)

BOIL_PT

OPT_ROT

REFRA_IND

DENSITY

SOLUBILITY

UV_SPEC

IR_SPECMETHYL ESTER DERIVATIVE: 1650(¢¤22),

1730(COOCH3), 3400(OH) (057)

NMR_SPEC1H-NMR(CDCl3) (METHYL ESTER DERIVATIVE)¦Ä:

0.68(3H,s,18-CH3), 0.95(3H,s,19-CH3),

1.03(3H,d,J=6Hz,21-CH3),3.65(3H,s,COOCH3),3.60(1H

,m,3¦Â-H),3.93(1H,m,7¦Â-H),5.82(1H,d,J=15.3Hz,23-H)

,6.89(1H,dd,J=15.3 AND 7.2Hz,22-H)(057)"

MS_SPECMS (METHYL ESTER-TRIMETHYLSILYL ETHER

DERIVATIVE:Me-TMS) : M/Z(%INT.) : 458[M-90](4),

443[M-15-90](3), 368[M-2x90](100),

353[M-15-2x90](15), 255[M-2x90-SIDE CHAIN

S.C.](32), 243[C-3¡ÁC-7](8) (057)

NOTE_SPEC

SOURCE

BIOL_ACTIV

NOTE

1998ǯ10·î26Æü525 / 591 ¥Ú¡¼¥¸