脫氧膽酸鈉(Deoxycholic Acid Sodium Salt),CAS:302-95-4為白色結(jié)晶性粉末。類似膽汁氣味。有強(qiáng)苦味。易吸濕。易溶于水,微溶于無水醇,不溶于醚。水中溶解度:330g/L(15°C)比旋光度[α]20D42°(C=2,H2O)熔點(diǎn):360°C。陰離子去垢劑,用于抽提膜受體和其它的膜蛋白,也用于核分離。也用于配制細(xì)菌培養(yǎng)基,代替腦磷脂作膽固醇絮狀試驗(yàn)。
Assay(Dry basis)
|
≥98.0%
|
Specific rotation[α]20D
|
+38°~+42.5°
|
Melting point
|
350℃~360℃
|
Identification
|
Conforms
|
Solubility in alcohol
|
Clear solution
|
Loss on drying
|
≤5.0%
|
Residue on ignition
|
≤18.0%
|
Appearance
|
White crystalline powder
|