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09887

Sigma-Aldrich

Ammonium lauryl sulfate solution

~30% in H2O (T)

Synonym(s):

Ammonium dodecyl sulfate, Dodecyl sulfate ammonium salt

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About This Item

Linear Formula:
CH3(CH2)11OSO3NH4
CAS Number:
Molecular Weight:
283.43
Beilstein:
5188379
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

description

anionic

Quality Level

form

liquid

mol wt

283.43 g/mol

concentration

~30% in H2O (T)

color

Colorless to Very Light Yellow and Colorless to Very Light Green-Yellow

refractive index

n20/D 1.37

pH

6.8

solubility

water: soluble at 20 °C

density

1.02 g/mL at 20 °C

application(s)

cleaning products

storage temp.

15-25°C

SMILES string

N.CCCCCCCCCCCCOS(O)(=O)=O

InChI

1S/C12H26O4S.H3N/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15;/h2-12H2,1H3,(H,13,14,15);1H3

InChI key

BTBJBAZGXNKLQC-UHFFFAOYSA-N

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General description

Ammonium lauryl sulfate is an anionic surfactant consisting of a nonpolar hydrocarbon chain and a polar sulfate end group. It is used as a foaming agent, and as a detergent in many industrial applications.

Application

Ammonium lauryl sulfate can be used as:      
  • A catalyst in the synthesis of 1H-benzo[d]imidazole, quinoxaline, and 2,3-dihydro-1H-benzo[b][1,4]diazepine derivatives by reacting with benzene-1,2 diamine and aromatic aldehydes/1,2-diketones/ketones respectively.     
  • A corrosion inhibitor for carbon steel and copper in acidic solution.   
  • A surfactant in the fabrication of porous ceramics by gel casting.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Béla Kocsis et al.
Methods in molecular biology (Clifton, N.J.), 739, 89-99 (2011-05-14)
Endotoxins (lipopolysaccharides, LPSs) are components of the envelope of Gram-negative bacteria. These molecules, responsible for both advantageous and harmful biological activities of these microorganisms, are highly immunogenic and directly involved in numerous bacterial diseases in humans such as Gram-negative sepsis.
Dusty B Brown et al.
Journal of bacteriology, 193(18), 4766-4778 (2011-07-19)
Rhizobium leguminosarum is a Gram-negative bacterium that forms nitrogen-fixing symbioses with compatible leguminous plants via intracellular invasion and establishes a persistent infection within host membrane-derived subcellular compartments. Notably, an unusual very-long-chain fatty acid (VLCFA) is found in the lipid A
Bryan F Shaw et al.
Journal of the American Chemical Society, 133(44), 17681-17695 (2011-09-24)
A previous study, using capillary electrophoresis (CE) [J. Am. Chem. Soc. 2008, 130, 17384-17393], reported that six discrete complexes of ubiquitin (UBI) and sodium dodecyl sulfate (SDS) form at different concentrations of SDS along the pathway to unfolding of UBI
Yao-Qing Chen et al.
Fa yi xue za zhi, 27(4), 265-270 (2011-09-15)
To compare effects of three different methods for mtDNA extraction from common sarcosaphagous insects including cetyl trimethyl ammonium bromide (CTAB) method, sodium dodecyl sulfate-potassium acetate (SDS-KAc) method and sodium dodecyl sulfate-proteinase K (SDS-PK) method. Seventy-two insects from four species [Chrysomya
Shobha N Bhattachar et al.
International journal of pharmaceutics, 412(1-2), 95-98 (2011-04-30)
This work reports on the solubility of two weakly basic model compounds in media containing sodium lauryl sulfate (SLS). Results clearly show that the presence of SLS in the media (e.g. simulated gastric fluid or dissolution media) can result in

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