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Sodium dodecylbenzenesulfonate

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Identification
Molecular formula
C18H29NaO3S
CAS number
25155-30-0
IUPAC name
trisodium;2-dodecylbenzenesulfonate;3-dodecylbenzenesulfonate;4-dodecylbenzenesulfonate
State
State

At room temperature, Sodium dodecylbenzenesulfonate is a solid. As a surfactant, it is commonly found in powdered or granular form, allowing for easy dissolution in water when formulated into cleaning products.

Melting point (Celsius)
-83.00
Melting point (Kelvin)
190.15
Boiling point (Celsius)
450.00
Boiling point (Kelvin)
723.15
General information
Molecular weight
348.48g/mol
Molar mass
348.4810g/mol
Density
1.0600g/cm3
Appearence

Sodium dodecylbenzenesulfonate appears as a white to light yellow powder or flaky solid. It serves as a surfactant and often is used in detergent formulations. Due to its nature, it has a distinctive slippery texture and is notable for producing foamy lathers when agitated in water.

Comment on solubility

Solubility of Trisodium 2-Dodecylbenzenesulfonate, 3-Dodecylbenzenesulfonate, and 4-Dodecylbenzenesulfonate

Trisodium 2-dodecylbenzenesulfonate, 3-dodecylbenzenesulfonate, and 4-dodecylbenzenesulfonate, with the chemical formula C18H29NaO3S, exhibit interesting solubility characteristics that are significant in both laboratory and industrial applications. Here are some key points regarding their solubility:

  • Water Solubility: Being a sulfonate, this compound is highly soluble in water. The presence of multiple sodium ions enhances its ability to dissolve in aqueous solutions.
  • Organic Solvents: Generally, these types of sulfonates show low solubility in organic solvents due to their high ionic character. This makes them particularly useful as surfactants in polar environments.
  • Temperature Dependence: Solubility can vary significantly with temperature. Increased temperature typically enhances solubility, which is crucial in processes requiring temperature control.

The ability of trisodium 2-dodecylbenzenesulfonate, 3-dodecylbenzenesulfonate, and 4-dodecylbenzenesulfonate to readily dissolve in water can be attributed to the ionic nature of the sodium ions and the polar sulfonate group. This property makes it an effective agent in applications like:

  1. Detergency
  2. Emulsification
  3. Stabilization of suspensions

In summary, the solubility characteristics of this compound are essential for its functionality and effectiveness in various chemical processes. Its substantial aqueous solubility allows for a range of practical applications while highlighting the intriguing interplay between chemical structure and solubility.

Interesting facts

Trisodium 2-Dodecylbenzenesulfonate: An Overview

Trisodium 2-dodecylbenzenesulfonate is a fascinating chemical compound prominent in the field of surfactants. Known for its unique properties, this compound plays a significant role in various applications, especially in detergents and cleaning products. Here are some engaging facts about this compound:

  • Surfactant Properties: As a surfactant, trisodium 2-dodecylbenzenesulfonate reduces the surface tension between liquids, making it highly effective in breaking down oils and dirt.
  • Environmental Impact: This compound is considered to be biodegradable, which makes it a more environmentally friendly option compared to some synthetic surfactants.
  • Versatile Applications: Beyond household cleaning products, it finds utility in industrial applications such as oil recovery and wastewater treatment due to its ability to emulsify and stabilize mixtures.
  • Unique Configuration: The presence of long hydrocarbon chains in its structure enhances its ability to interact with both polar and non-polar substances, allowing for efficient cleaning action.

Interesting Uses in Chemistry

In the realm of chemistry, trisodium 2-dodecylbenzenesulfonate has been utilized in:

  • Emulsion Polymerization: It serves as an effective emulsifier, aiding in the production of latex materials.
  • Analytical Chemistry: This compound is part of the methodologies for extracting and analyzing various substances due to its surfactant properties.
  • Biomedical Research: Its surfactant nature makes it useful in drug delivery systems, helping to improve the solubility of hydrophobic drugs.

Overall, trisodium 2-dodecylbenzenesulfonate exemplifies the intersection of chemistry and practical applications, demonstrating how molecular structure directly influences behavior in diverse environments. As researchers continue to explore its capabilities, the potential for innovative applications remains vast.

Synonyms
Tetrapropylenebenzyl sulfonate
Jadinol PU
Neogen R
11067-82-6
Sodium tetrapropylbenzene sulfonate
Merpisap PD82
Nansa HS 55
EINECS 234-289-1
Tetrapropylenebenenesulphonate, sodium salt
DTXSID601016230
Benzenesulfonic acid, tetrapropylene-, sodium salt
Benzenesulfonic acid, tetrapropylene-, (3R-(3alpha,3aalpha,4beta,4abeta,7abeta,8alpha,9abeta))-
TPPBS
DTXCID601474379
Sodium tetrapropylenebenzenesulphonate
trisodium;2-dodecylbenzenesulfonate;3-dodecylbenzenesulfonate;4-dodecylbenzenesulfonate
sodium 2-dodecylbenzenesulfonate 3-dodecylbenzenesulfonate 4-dodecylbenzenesulfonate
TPBS
AKOS040754173
NS00131858
Q15718771