æ“Šƒy[ƒW‚Ö ’ž‘O‚Ėƒy[ƒW‚Ö ŽŸ‚Ėƒy[ƒW‚Ö ÅIƒy[ƒW‚Ö

Sterol

LIPID_ID

ST0242

CHEM_NA

20,21-DIHYDROXYPREGN-4-ENE-3,11-DIONE

COMMON_NA

4-PREGNENE-20,21-DIOL-3,11-DIONE, SUBSTANZ

T

MOL_FORMULA

C21H30O4

MOL_WT

346

MELT_PT

–ņ210ßC(482)

BOIL_PT

OPT_ROT

[ƒŋ]20/D=+176ß(ACETONE)(482)

REFRA_IND

DENSITY

SOLUBILITY

UV_SPEC

240 mƒĘ(log ƒÃ=–ņ4.2) ƒPƒgŠî‚Ė‘ķÝ‚É‚æ‚éĄ (482)

IR_SPEC

NMR_SPEC

MS_SPEC

NOTE_SPEC

SOURCE

E•›tĄ (482)

BIOL_ACTIV

NOTE

1998”N7ŒŽ17“ú

87 / 486 ƒy[ƒW