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CAS Number: 75621-03-3

Mol.Formula: C32H58N2O7S

Mol.Weight: 614.89

Chemical Name: 3-[(3-Cholamidopropyl)-dimethylammonio]-1-propane sulfonate

Appearance: White solid crystal CMC 4.2 - 6.3 mMol/L Aggregation No.:10

Absorbance(1 cm/5%, H2O) 290 nm < 0.5; 400 nm 0.02

Pb < 0.005%; Na < 0.005%; N 4.5% H2O 2%

Purity (HPLC):99%

CHAPS is a zwitterionic detergent with non denaturing properties especially useful for solubiliesation of membrane proteins used as 1-13 mMol solution.


1. Pasquali et al. (1997) Preparative two-dimensional gel electrophoresis of membrane proteins. Electrophoresis, 18, 2573-2581. Banerjee et al. (1995) Differential solubilization of lipids along with membrane proteins by different classes of detergents. Chem. Phys. Lipids, 77, 65-78.

The product is only for R&D purpose,not for human use.We will not take any responsibility for illegal use.