幾種難溶性磷脂的溶解方法及溶解度數據

大部分常用的合成磷脂都溶液HCCl3等有機溶劑，但有一些常用合成磷脂的既不溶于水，也不溶于HCCl3和其他有機溶劑，就連DMSO也無法溶解，因此有一些客戶買到這種難溶的合成磷脂，常常去摸索溶解方法及溶解度造成了時間和材料的浪費，西安凱新生物在這里列出一些常用的難溶性磷脂的溶解方法和溶解度數據。

DPPE

CAS: 923-61-5

Molecular Weight:692

Transition Temp: 63°C (Tm), 118°C (Th)

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 25mg/ml

DMPE

CAS: 998-07-2

Molecular Weight:635

Transition Temp: 50°C

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 25mg/ml

DSPE

CAS: 1069-79-0

Molecular Weight:748

Transition Temp: 74°C (Tm), 100°C (Th)

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 25mg/ml

DPPG

CAS: 200880-42-8

Molecular Weight:801

Transition Temp: 55°C

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 25mg/ml

DSPG

CAS: 200880-41-7

Molecular Weight:744

Transition Temp: 41°C

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 25mg/ml

DPPS

CAS: 145849-32-7

Molecular Weight:757

Transition Temp: 54°C

Dissolving method: CHCl3/MeOH/H2O (65:35:8)

Solubility: 20mg/ml

DSPE-PEG(2000)-Folate

Molecular Weight:3200

Dissolving method: Chloroform/Methanol (9:1)

Solubility: 10mg/ml

其他磷脂的溶解度數據：

DSPA and DPPA is soluble in chloroform  1.6mg/ml

DPPS is soluble in chloroform  0.5mg/ml

DMPE is soluble in chloroform 3mg/ml

POPE is soluble in chloroform 25mg/ml

POPG is soluble in chloroform 25mg/ml

DSPE-PEG2000 is soluble in chloroform 50mg/ml  in hot water 10ng/ml

DSPE-PEG2000-COOH is soluble in chloroform 100mg/ml  in hot water 10ng/ml

DSPE-PEG(2000)-DBCO is soluble in chloroform and hot water 5mg/ml

DSPE-PEG(2000)-Maleimide is soluble in chloroform 10mg/ml

以上資料源于西安凱新生物科技有限公司

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