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中山大学化学系
纸质出版日期:1987,
网络出版日期:1987-1-25,
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中国软珊瑚化学成分的研究(十六)——一种新的多羟基甾醇Sartortuosterol A的结构测定[J]. 中山大学学报(自然科学版)(中英文), 1987,26(1):71-77.
Studies on the Chemical Constituents of the Chinese Soft Coral(X VI)[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 1987,26(1):71-77.
中国软珊瑚化学成分的研究(十六)——一种新的多羟基甾醇Sartortuosterol A的结构测定[J]. 中山大学学报(自然科学版)(中英文), 1987,26(1):71-77. DOI:
Studies on the Chemical Constituents of the Chinese Soft Coral(X VI)[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 1987,26(1):71-77. DOI:
从中国南海软珊瑚Sarcophyton tortuosum中分离到一种新的多羟基甾醇——扭曲肉芝甾醇A(Sartortaosterol A)
通过化学反应和四谱法推定其化学结构为24ξ-甲基-5α-胆甾烷-3α
6β
9α-
25-四醇-25-乙酸酯.
A novel polyhydroxylated steroid
sartortuosterol A
with rare 3a- and separated 6β- and 9α-hydroxyl groups
was isolated from the Chinese soft coral Sarcophyton tortuosum Tixier-Durivault. The steroid is a glass-like crystal with a formula C
30
H
?
O
5
m.p. 227-9℃ and [a]
D
20
+48.05. From the IR
MS
NMR data and comparing with its derivatives from Jones oxidation and then dehydration
the steroid was designated as 24- methyl 5α-cholestane-3α
9α
25-tetrol 25-monoacetate.
&nbsp甾醇扭曲肉芝甾醇A扭曲肉芝软珊瑚软珊瑚化学成份
&nbspsterolsartortuosterol ASarcophyton tortuosumsoft coralChemical constituent
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