D0431

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

• Synonym(s): 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
• Linear Formula: CH₃(CH₂)₁₁N⁺(CH₃)₂CH₂CH₂CH₂SO₃^-
• CAS Number: 14933-08-5
• Molecular Weight: 335.55
• Beilstein/REAXYS Number: 4145308
• EC Number: 239-002-3
• MDL number: MFCD00036909
• UNSPSC Code: 12161900
• eCl@ss: 32190102
• PubChem Substance ID: 24893233
• NACRES: NA.25

Properties

• description: zwitterionic
• assay: >99% (TLC)
• form: powder
• mol wt: micellar avg mol wt 18,500
• aggregation number: 55
• 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%
• SMILES string: CCCCCCCCCCCC[N+](C)(C)CCCS([O-])(=O)=O
• InChI: 1S/C17H37NO3S/c1-4-5-6-7-8-9-10-11-12-13-15-18(2,3)16-14-17-22(19,20)21/h4-17H2,1-3H3
• InChI key: IZWSFJTYBVKZNK-UHFFFAOYSA-N

Description

General description

N-Dodecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate is a zwitterionic detergent that is used for protein solubilization.

N-Dodecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate is a zwitterionic surfactant.

Application

N-Dodecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate has been used in a study to assess protein structural change in a mixed system of ionic and zwitterionic surfactants. It has also been used in a study to investigate the interaction between ionic liquid and zwitterionic surfactant.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302 + H312 + H332,H315,H319,H335
• pcodes: P261 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: 230.0 °F - closed cup
• flash_point_c: 110 °C - closed cup
• ppe: dust mask type N95 (US), Eyeshields, Gloves