D0431
Sigma

N-Dodecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate

SigmaUltra

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Synonym

3-(N,N-Dimethyldodecylammonio)propanesulfonate

3-(N,N-Dimethyllaurylammonio)propanesulfonate

3-(Dodecyldimethylammonio)propanesulfonate

3-(Lauryldimethylammonio)propanesulfonate

Dodecyldimethyl(3-sulfopropyl)ammonium hydroxide inner salt

Lauryl sulfobetaine

SB3-12

Molecular Formula

CH₃(CH₂)₁₁N⁺(CH₃)₂CH₂CH₂CH₂SO₃^-

Molecular Weight

335.55

CAS Number

14933-08-5

Beilstein Registry Number

4145308

MDL number

MFCD00036909

PubChem Substance ID

24893233

EG/EC Number

239-002-3

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Descriptions

Application

Zwitterionic detergent used for protein solubilization

Legal Information

Zwittergent is a registered trademark of EMD BioScience, Inc.

Properties

grade

SigmaUltra

mol wt

micellar avg mol wt 18,500

aggregation number

total impurities

≤0.0005% Phosphorus (P)

≤0.1% Insoluble matter

ign. residue

≤0.1%

CMC

2-4 mM(20-25°C)

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤0.05%

sulfate (SO₄^2-): ≤0.05%

cation traces

Al: ≤0.0005%

Ca: ≤0.002%

Cu: ≤0.0005%

Fe: ≤0.0005%

K: ≤0.005%

Mg: ≤0.0005%

NH₄⁺: ≤0.05%

Na: ≤0.005%

Pb: ≤0.001%

Zn: ≤0.0005%

References

Reference

Vuillard L, et al., Enhancing protein solubilization with nondetergent sulfobetaines. Electrophoresis 16, 295-297, (1995)

Molloy, M.P., et al., Extraction of Escherichia coli proteins with organic solvents prior to two-dimensional electrophoresis. Electrophoresis 20, 701-704, (1999)

Gonenne, A. and Ernst, R. Anal. Biochem. 87, 28, (1978)

Satta D, et al., Solubilization of plasma membranes in anionic, non-ionic and zwitterionic surfactants for iso-dalt analysis: a critical evaluation. J. Chromatogr. 299, 57-72, (1984)

Beilstein

Beil. 4,IV,798

Safety

Hazard Codes

Risk Statements

Safety Statements

26-36/37/39-45

RIDADR

UN 3261 8/PG 3

WGK Germany

Flash Point(F)

230 °F