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Sterol

LIPID_IDST0095

CHEM_NA24,25-DIMETHYLCHOLESTA-5,24(28)-DIEN-3β-OL

COMMON_NA24-METHYLENE-25-METHYLCHOLESTEROL

MOL_FORMULAC29H48O

MOL_WT412

MELT_PT159-160゚C (064), ACETATE 150-154゚C (056)

BOIL_PT

OPT_ROT

REFRA_IND

DENSITY

SOLUBILITY

UV_SPEC

IR_SPEC

NMR_SPECACETATE 1H-NMR(CDCl3)

3-CH=4.603(M),3-Oac=2.030(S),6-CH=5.372(BRS),18

-CH3=0.688(S),19-CH3=1.021(S),21-CH3=0.963(D),2

6-CH3=1.057(S),27-CH3=1.057(S),

28-CH2=4.659(S) AND 4.832(S),29-CH3=1.057(S)

(056)

MS_SPECFREE:412[M+](5%),397(11%),379(5%),314(100%),299(24

%),296(12%),281(28%),271(29%),255(7%),253(10%),231(

10%),229(14%),213(17%),211(17%) (064)

ACETATE:394[M+-HOAc](80%),379(18%),296(100%),28

1(30%),253(31%),228(15%),213(19%),211(12%)(064)

NOTE_SPEC

SOURCEヤマノイモ葉部むかご(048), アミミドロ(056),

リュウキュウベンケイ属植物(058)マメ科植物種子(062),

アブラナ属植物種子(064)

BIOL_ACTIV

NOTE

1998年7月17日336 / 486 ページ