Ammonium dodecyl sulfate

Basic Information

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CAS Number

2235-54-3

Molecular Formula

C12H29NO4S

Molecular Weight

283.43 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Boiling Point

417.9 °C at 760 mmHg

Refractive Index

n20/D 1.37

SMILES

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

InChI

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

InChIKey

BTBJBAZGXNKLQC-UHFFFAOYSA-N

LogP

3.888700000000001

Topological Polar Surface Area

98.60000000000001 Å²

Hydrogen Bond Donor/Acceptor

4 / 5

Complexity

230

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H411 Toxic to aquatic life with long lasting effects
Hazardous to the aquatic environment, long-term hazard

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

Ammonium dodecyl sulfate
akyposalals33
ammoniumlaurylsulfatesolution
ammoniumn-dodecylsulfate
concosulfatea
dodecylammoniumsulfate
laurylammoniumsulfate
laurylsulfateammoniumsalt
laurylsulfated’ammonium
Ammonium lauryl sulfate
azanium,dodecyl sulfate
K12A
ALS
ammonium dodecyl sulphate
ammonium laureth sulfate
ammonium lauryl ester sulfate
ammonium lauryl ether sulfate
ammonium lauryl sulphate
Dodecyl sulfate ammonium salt
Maprofix NH
Neopon LAM
Presulin
Richonol AM
Sinopon
Sterling AM
Sulfuricacid,monododecylester,ammoniumsalt
Texapon special
Ammonium Lauryl Sulfate Solution Purum
Conco sulfate A
Akyposal als 33
Montopol LA 20

MDL Number

MFCD00050675

Customs Code

3402110000

FAQ

What are the physical and chemical properties of Ammonium dodecyl sulfate (CAS: 2235-54-3)?

Ammonium dodecyl sulfate (CAS: 2235-54-3) is a white to off-white crystalline powder. It has a molecular weight of approximately 328.4 g/mol. This compound is soluble in water and has a low solubility in organic solvents. It is mildly basic and can act as a surfactant, exhibiting moderate reactivity with bases and acids. It decomposes at high temperatures, releasing ammonia and fatty acid salts.

How is Ammonium dodecyl sulfate (CAS: 2235-54-3) typically synthesized?

Ammonium dodecyl sulfate (CAS: 2235-54-3) is synthesized through the reaction of dodecyl alcohol and ammonia in the presence of a suitable catalyst, such as sulfuric acid or phosphoric acid. The process involves the sulfation of dodecyl alcohol followed by neutralization with ammonia. The yield is typically high, and the product is isolated by washing and drying.

What industries use Ammonium dodecyl sulfate (CAS: 2235-54-3)?

Ammonium dodecyl sulfate (CAS: 2235-54-3) is widely used in the pharmaceutical industry for surfactant applications, as a stabilizer in emulsions, and in the formulation of topical medications. It is also employed in the polymer industry for emulsion polymerization and as a thickening agent. Additionally, it finds applications in the semiconductor industry as a cleaning agent and in the manufacturing of sensors due to its surfactant properties.

What precautions should be taken when handling Ammonium dodecyl sulfate (CAS: 2235-54-3)?

When handling Ammonium dodecyl sulfate (CAS: 2235-54-3), it is essential to wear appropriate personal protective equipment (PPE), including gloves and safety glasses. This compound should be stored in a cool, dry place away from heat and ignition sources. It should be handled in a well-ventilated area or a fume hood to avoid inhaling the dust. In case of a spill, it should be cleaned up using proper procedures, and the Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS) should be consulted for detailed guidance.