ζ“ͺƒy[ƒW‚Φ ’Ό‘O‚Μƒy[ƒW‚Φ ŽŸ‚Μƒy[ƒW‚Φ ΕIƒy[ƒW‚Φ

Sterol

LIPID_IDST0184

CHEM_NA12-[(3,4-DIMETHYL-1-OXO-2-PENTENYL)OXY]-3,8,

14-TRIHYDROXYPREGN-5-EN-20-ONE

COMMON_NACYNANCHOGENIN

MOL_FORMULAC28H42O6

MOL_WT474

MELT_PT165-167ίC(ETHER+PETR ETHER)(289)

BOIL_PT

OPT_ROT[ƒΏ]22/D=-39.5ί(C=1.24 IN 90% ETHANOL)(289)

REFRA_IND

DENSITY

SOLUBILITYΞ–ϋƒG[ƒeƒ‹,ƒGƒ^ƒm[ƒ‹‘(289)

UV_SPECUV MAX (ETHANOL):218 nm(logƒΓ=4)(288)

IR_SPECƒΙKBr/MAX cm-1: ƒΛ/OH:3480, ƒΛ/C=O:1700,

ƒΛ/C=C:1638(288)

NMR_SPEC•ΆŒ£292/293‚ΜFig.1‚πŽQΖ‘(292/293)

MS_SPEC

NOTE_SPEC

SOURCE₯Cynanchum caudatum Max., Asclepiadaceae

‚̍ͺ‚©‚η•ͺ—£‘(288)

BIOL_ACTIV

NOTELIEBERMAN-BURCHARD ”½‰ž‚Ν,ƒsƒ“ƒN‚©‚物(289)

84%H2SO4‚Ε,ŠŒF‚©‚ηƒoƒCƒIƒŒƒbƒg(289)

ŽO‰–‰»ƒAƒ“ƒ`ƒ‚ƒ“‚Ε—Ξ(289)

1998”N7ŒŽ17“ϊ321 / 486 ƒy[ƒW