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鹅去氧胆酸 (474-25-9)
文章来源：山东凯森制药有限公司 更新时间：2017-05-23
中文名字: 鹅去氧胆酸; 3α,7α-二羟基-5-β-胆烷酸; 脱氧鹅胆酸
化学名称: Chenodeoxycholic acid; CDCA; Chenodiol;
3alpha,7alpha-Dihydroxy-5beta-cholanic acid;
(3alpha,5beta,7alpha,8xi,9xi,14xi)-3,7-dihydroxycholan-24-oic acid;
droxycholan-24-oic acid;
(5beta)-3,7-dihydroxycholan-24-oic acid
分子式： C24H40O4
分子量： 392.57
CAS No.： 474-25-9
熔点 : 165-167 °C(点燃.)
Alpha :: 12 o (c=1, CHCl3)
存储温度:冰箱
溶解性:几乎不溶
水溶解性:几乎不溶性
分析:90%
Items
Specification
Results
Apperance
White or almost white power
Conforms
Solubility
Very slightly soluble in water,freely soluble in methanol
Conforms
Specific rotation
+11°～+14°
+12.4°
Heavy metals
≤20PPM
Conforms
Loss on drying, %
≤1.5
0.52
Sulphated ash, %
≤0.20
0.15
Identification
IR
The IR absorption spectrum of the sample must be concordant with the reference sample of chenodeoxycholic acid.
Conforms
HPLC
The RT of the pricipal peak in sample preparation should match with the RT of the pricipal peak in the standard preparation in Related substances.
Conforms
Color test
The suspension obatained is greenish-blue.
Conforms
Assay(HPLC),%
≥90.0
90.2