�擪ƒy�[ƒW‚Ö ’¼‘O‚̃y�[ƒW‚Ö ŽŸ‚̃y�[ƒW‚Ö �Å�Iƒy�[ƒW‚Ö

Sterol

LIPID_ID

ST0016

CHEM_NA

5ƒÀ-CHOLESTANE-3ƒ¿,7ƒ¿,12ƒ¿,23-TETROL

COMMON_NA

MOL_FORMULA

C27H48O4

MOL_WT

436

MELT_PT

23R‘Ì 232-233ßC, 23S‘Ì 189-191ßC(069)

BOIL_PT

OPT_ROT

23R‘Ì [ƒ¿]/D +52ß, 23S‘Ì [ƒ¿]/D +41ß�@(069)

REFRA_IND

DENSITY

SOLUBILITY

UV_SPEC

IR_SPEC

cm-1 (KBr) 23S‘Ì 3400(OH),1080,1040,980,950,920

23R‘Ì 3340(OH),1080,1030,980,950,918 (069)

NMR_SPEC

IH-NMR(PYRIDINE-d5) 18-H3 26,27-H 19-H3

21-H3�@ 3ƒÀ-H 7ƒÀ,23-H 12ƒÀ-H 23R‘Ì 0.89

1.00�@1.03 1.01�@1.39 3.70 4.10 4.32 23S‘Ì0.88

0.95�@0.98 1.00 1.38 3.70 4.10 4.32 (069)

MS_SPEC

724,667,634,544,454,364,253(BASE PEAK),159 (TMS

DERIV) (069/070)

NOTE_SPEC

SOURCE

”]äF‰©�FŽî�ÇŠ³ŽÒ•³•Ö(027/070)�C’_�`(027/071)�C”A

(027)

BIOL_ACTIV

NOTE

1998”N7ŒŽ17“ú

229 / 486 ƒy�[ƒW