Sterol |
LIPID_ID | ST0128 |
CHEM_NA | (22E,24R)-24-METHYL-5α-CHOLESTA-7,22-DIEN- |
3β-OL |
COMMON_NA | 5-DIHYDROERGOSTEROL |
MOL_FORMULA | C28H46O |
MOL_WT | 398 |
MELT_PT | 174-175゚C (114), ACETATE 185-187゚C (118) |
BOIL_PT |
OPT_ROT | -21゚ (114), ACETATE -23.4゚ (115) |
REFRA_IND |
DENSITY |
SOLUBILITY |
UV_SPEC |
IR_SPEC | FREE : 968, 1660, 3020, 3040, 3610cm-1 (119)" |
NMR_SPEC | FREE:1H-NMR(CDCl3): 3-CH=3.60(M), 7-CH=5.15(M), |
18-CH3=0.54(S), 19-CH3=0.80(S), 21-CH3=1.02(D), |
22-CH AND 23-CH=5.18(M), |
26-CH3=0.84(D), 27-CH3=0.82(D), 28-CH3=0.91(D) |
(050) |
MS_SPEC | FREE : |
397[M+](16%),383(6%),355(12%),300(10%),299(7%),271( |
100%),255(26%),246(20%),231(10%),229(16%),213(12%) |
(050) ACETATE: |
440[M+](53%),425(14%),397(10%),380(10%),365(10%),3 |
42(23%), |
315(34%),313(100%),299(10%),288(30%),273(10%),255 |
NOTE_SPEC |
SOURCE | 酵母(001), クサギ属植物(018), ウリ科植物(052), |
海綿動物 AXINELLA CANNABINA (050), HALICLONA |
FLAVESCENS (121) , クロレラ CHLORELLA |
VULGARIS (118), C.ELLIPSOIDEA 代謝物 |
(119),担子菌(ASTRAEUS HYGROMETRICUS)(122) |
BIOL_ACTIV |
NOTE |
1998年7月17日 | 306 / 486 ページ |