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Lutensit A-BO is used as a high-performance wetting agent, dispersant, emulsifier, and surface-active additive in numerous industrial formulations.
Lutensit A-BO is extensively employed in household and industrial cleaning products to improve wetting and soil removal efficiency.
In coatings and polymer dispersions, Lutensit A-BO enhances pigment wetting, improves particle dispersion, and contributes to formulation stability.
CAS Number: 577-11-7 (active ingredient: Sodium dioctyl sulfosuccinate)
EC Number: 209-406-4
Molecular Formula: C₂₀H₃₇NaO₇S
Molecular Weight: 444.56 g/mol
SYNONYMS:
Sodium dioctyl sulfosuccinate, Dioctyl sodium sulfosuccinate, DOSS, Sodium bis(2-ethylhexyl) sulfosuccinate, Bis(2-ethylhexyl) sodium sulfosuccinate, Aerosol OT, Sodium 1,4-bis(2-ethylhexyl) sulfosuccinate, DOSS, DOS, Docusate Sodium, Sodium Diethylhexyl Sulfosuccinate, Aerosol OT, Texin DOS 75, Mackanate DOS-75
Lutensit A-BO is an anionic surfactant supplied by BASF and is based on sodium dioctyl sulfosuccinate dissolved in a mixture of water and neopentyl glycol.
Lutensit A-BO is recognized for its exceptional wetting, spreading, penetration, and dispersing performance in a wide range of industrial formulations.
Due to its very low surface tension, Lutensit A-BO enables rapid substrate wetting and improved distribution of liquids over hydrophobic surfaces.
Lutensit A-BO is a sodium dioctylsulphosuccinate, dissolved in a mixture of water and neopentyl glycol.
Lutensit A-BO is an anionic surfactant for the detergents and cleaners industry, and for other applications in the chemical and allied industries.
Lutensit A-BO is an anionic surfactant composed of sodium dioctylsulfosuccinate in a water and neopentyl glycol solution.
Lutensit A-BO is a yellowish liquid with excellent wetting and foaming properties, used in detergents, cleaners, and chemical processing.
Lutensit A-BO is compatible with anionic and nonionic substances.
Lutensit A-BO is a highly effective anionic surfactant known for its exceptional wetting, emulsifying, and dispersing properties.
Lutensit A-BO is one of the most efficient wetting agents available and can significantly reduce surface tension at very low concentrations.
Lutensit A-BO is a commercial example class of surfactant.
Lutensit A-BO is a laxative used for the research of constipation, for constipation due to the use of opiates, it maybe used with a stimulant laxative, can be taken by mouth or rectally.
Lutensit A-BO is a chemical raw material that can be used in various applications.
Lutensit A-BO is a product used in the plastics industry, particularly in the production of polyurethanes.
Lutensit A-BO is a polyol that serves as a catalyst and stabilizer in polyurethane production.
Lutensit A-BO enables the crosslinking of polyols with isocyanates, leading to the formation of polyurethanes.
The exact flash point, density, and other physical properties of Lutensite A-BO may vary depending on the manufacturer and production batch.
Lutensit A-BO is recommended to consult the manufacturer's specific technical data sheets for accurate information.
Lutensit A-BO is also known by other names such as Lutensit A, Lutensit A-BO 80, Lutensit A-BO 85 or Lutensit A-BO 90.
Lutensit A-BO is an anionic surfactant composed of sodium dioctylsulfosuccinate in a water and neopentyl glycol solution.
Lutensit A-BO is a yellowish liquid with excellent wetting and foaming properties, used in detergents, cleaners, and chemical processing.
Lutensit A-BO is compatible with anionic and nonionic substances.
At room temperature, Lutensit A-BO is a white to off-white crystalline powder or granular solid, odorless or with a faint characteristic odor.
Lutensit A-BO is commonly known as sodium docusate, docusate sodium, and AOT (aerosol OT), names under which it is marketed.
Lutensit A-BO consists of carbon, hydrogen, oxygen, sulfur, and sodium atoms; its structure features two branched alkyl chains (2-ethylhexyl groups), a central sulfosuccinate core bearing a sulfonate group, and a sodium counterion.
Lutensit A-BO contains covalent C–C, C–O, C–S, and S=O bonds within the organic anion, and an ionic Na⁺–O⁻(sulfonate) bond, rendering it an amphiphilic anionic surfactant.
Lutensit A-BO was first synthesized in the 1930s during systematic investigations into sulfonated esters for emulsification and wetting applications; no single discoverer is universally credited, though early industrial development is associated with American Cyanamid and ICI.
Lutensit A-BO does not occur naturally and is exclusively synthetic.
Industrially, Lutensit A-BO is produced via esterification of succinic anhydride with 2-ethylhexanol, followed by sulfonation with chlorosulfonic acid or SO₃, and neutralization with sodium hydroxide.
USES and APPLICATIONS of LUTENSIT A-BO:
Lutensit A-BO is used as a high-performance wetting agent, dispersant, emulsifier, and surface-active additive in numerous industrial formulations.
Lutensit A-BO is extensively employed in household and industrial cleaning products to improve wetting and soil removal efficiency.
In coatings and polymer dispersions, Lutensit A-BO enhances pigment wetting, improves particle dispersion, and contributes to formulation stability.
Lutensit A-BO is also widely used in textile processing to promote rapid fiber wetting and more uniform treatment of fabrics.
In agricultural formulations, including suspension concentrates (SC), emulsion-in-water (EW), and suspo-emulsion (SE) systems, Lutensit A-BO improves droplet spreading, leaf coverage, dispersion stability, and biological performance of active ingredients.
Lutensit A-BO is additionally utilized in emulsion polymerization, pigment concentrates, inks, adhesives, and various specialty chemical formulations where superior surface activity is required.
Lutensit A-BO is widely used in industrial cleaners, coatings, polymer dispersions, agricultural formulations, textile processing, pigment dispersions, and other applications where efficient surface activity is required.
Lutensit A-BO is readily biodegradable and is compatible with many anionic and nonionic surfactants, making it a versatile component in modern formulation technology.
Lutensit A-BO is widely used in personal care, pharmaceuticals (as a laxative in docusate sodium), industrial cleaning, textile processing, paper manufacturing, agriculture, coatings, and inks.
Biologically, Lutensit A-BO acts as a stool softener by lowering surface tension at the oil–water interface in the intestinal lumen, facilitating water penetration into fecal matter.
Major applications of Lutensit A-BO include pharmaceutical laxatives, industrial emulsifiers in polymerization (e.g., latex synthesis), textile and leather processing aids, agrochemical formulation enhancers, and components in firefighting foams and cleaning agents.
MAIN FEATURES of LUTENSIT A-BO:
Anionic surfactant with exceptional wetting power.
Extremely effective in reducing surface tension.
Effective at very low concentrations.
Excellent emulsifying and dispersing properties.
Soluble in water and organic solvents.
Good hard water tolerance.
Biodegradable
Wide pH stability range
BENEFITS of LUTENSIT A-BO:
Lutensit A-BO provides exceptionally rapid wetting and significantly lowers the surface tension of aqueous systems, allowing liquids to spread quickly over difficult-to-wet surfaces.
Lutensit A-BO's excellent dispersing capability helps maintain stable suspensions and prevents particle agglomeration during storage and application.
Lutensit A-BO contributes to improved formulation stability, enhanced cleaning efficiency, superior pigment distribution, and more effective coating uniformity.
In agricultural applications, Lutensit A-BO promotes better coverage and retention of spray solutions, increasing the effectiveness of crop protection products.
Because it is readily biodegradable and contains no flammable components, Lutensit A-BO also supports the development of more environmentally responsible and safer industrial formulations.
CHARACTERISTICS of LUTENSIT A-BO:
Lutensit A-BO is characterized by its extremely high surface activity, outstanding wetting efficiency, and excellent compatibility with a broad range of formulation components.
Lutensit A-BO's sulfosuccinate structure enables rapid penetration into porous and hydrophobic substrates while maintaining effective dispersion and emulsification performance.
Lutensit A-BO exhibits good foaming characteristics, stable performance across different formulation types, and reliable functionality in both acidic and alkaline media.
Its balanced combination of wetting, dispersing, emulsifying, and foaming properties makes Lutensit A-BO suitable for numerous industrial applications requiring high-performance surfactants.
FEATURES of LUTENSIT A-BO:
Wetting:
An exceptional wetting agent
Lutensit A-BO significantly reduces surface tension.
Emulsion:
An excellent emulsifier for oils and solvents.
Distributing
An effective dispersant for solids and pigments.
Penetration
Superior penetration properties.
Dissolution
Lutensit A-BO dissolves compounds that are insoluble in water.
Surface Activity
Effective at very low concentrations.
Hard Water Tolerance
Performs well in hard water.
Biodegradability
Biodegradable
Low foaming
Relatively low foaming compared to other surfactants.
FUNCTIONAL of LUTENSIT A-BO:
Surface Modification / Wetting Substrate
Surfactants / Anionic Surfactants
Dynamic Wetting
Emulsifying
PHYSICAL and CHEMICAL PROPERTIES of LUTENSIT A-BO:
CAS Number: 577-11-7 (active ingredient: Sodium dioctyl sulfosuccinate)
EC Number: 209-406-4
Molecular Formula: C₂₀H₃₇NaO₇S
Molecular Weight: 444.56 g/mol
Appearance: Yellowish liquid
Physical State: Liquid
Color: Yellow to brownish yellow
Odor: Mild characteristic odor
Chemical Type: Anionic surfactant
Chemical Family: Sulfosuccinate surfactant
Active Content: Approximately 60%
Main Active Ingredient: Sodium dioctyl sulfosuccinate
Carrier: Water and neopentyl glycol
Molecular Formula (active ingredient): C₂₀H₃₇NaO₇S
Molecular Weight (active ingredient): 444.56 g/mol
pH (5% aqueous solution): Approximately 6.5
Density (23°C): Approximately 1.10 g/cm³
Viscosity (23°C): Approximately 150 mPa·s
Setting Point: Approximately −15°C
Surface Tension (0.1% in distilled water): Approximately 29 mN/m
Surface Tension (0.1% in 5% sulfuric acid): Approximately 33 mN/m
Surface Tension (0.1% in 4% sodium hydroxide): Approximately 34 mN/m
Wetting Power: Approximately 0.2 g/L
Foaming Power (distilled water): Approximately 200 cm³
Foaming Power (potable water): Approximately 100 cm³
Water Solubility: Completely dispersible
Ionic Character: Anionic
Surface Activity: Very high
Emulsifying Ability: Excellent
Wetting Performance: Excellent
Dispersing Ability: Excellent
Compatibility: Compatible with many anionic and nonionic surfactants
Biodegradability: Readily biodegradable
Chemical Stability: Stable under recommended storage conditions
Melting point: 173-179°C(lit.)
Boiling point: 82.7°C
Density: 1.1
Storage conditions: Inertatmosphere, RoomTemperature
Form: WaxySolid
Specific gravity: 1.005
PERCENTVOLATILE:40
Color: White
Water solubility: 1.5g/100mL(25ºC)
Boiling Point, ºC: 80
Density at 25°C, g/ml: 1.05
Flash Point, °C: 27
Form at 25°C: Liquid
Pour Point, °C: <0
Specific Gravity at 25°C: 1.05
Molecular Fomula: C20H37O7S.Na
Molecular weight: 444.56
Appearance: Yellowish to colorless liquid
Boiling Point, ºC: 80
Density at 25°C, g/ml: 1.05
Flash Point, °C: 27
Form at 25°C: Liquid
Pour Point, °C: <0
Specific Gravity at 25°C: 1.05
RVOC, U.S. EPA %: 8
CBNumber:CB7769467
BRN: 4117588
Stability: Stable.
InChIKey: APSBXTVYXVQYAB-UHFFFAOYSA-M
LogP: 1.998 at 20℃
Appearance: white waxy solid (est)
Assay: 98.50 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 176.00 °C. @ 760.00 mm Hg
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w): 5.964 (est)
Soluble in: water, 21777 mg/L @ 25 °C (exp), alcohol, glycerol
Density (at 25 °C): 1.05 g/ml
Moisture Content: 21.9 %
Ethanol Content: 8 %
Actives Content (MW 444): 70%
Flash Point: 27 °C
pH (in 5% aqueous): 6
Viscosity (at 20°C): 200 m.pq.s
Sodium Sulfate Content max. 1.5 %
Sodium Sulfate Content max. 0.5 %
Pour Point: max. 0 °C
Regulated Volatile Organic Chemicals (Ethanol): 8%
MDL Number:MFCD00012455
MOL File:577-11-7.mol
Appearance: Coloueless liquid
Chemical Name: Dioctyl Sodium Sulfosuccinate
Synonyms: Aerosol OT; Sodium di-n-octyl sulfosuccinate
Molecular Formula: C20H37NaO7S
Molecular Weight: 444.56
CAS No.: 577-11-7
Melting point: 173-179 °C(lit.)
Boiling point: 82.7°C
Density: 1.1
vapor pressure: 0 Pa at 25℃
storage temp.: Inert atmosphere,Room Temperature
solubility: methanol: 0.1 M at 20 °C, clear, colorless
form: Waxy Solid
color: White
Specific Gravity: 1.005_PERCENT VOLATILE: 40
Water Solubility: 1.5 g/100 mL (25 ºC)
Sensitive: Hygroscopic
λmax: λ: 260 nm Amax: 0.1
λ: 280 nm Amax: 0.05
Merck: 14,3401
IUPAC: 1,4-bis(2-ethylhexoxy)-1,4-dioxobutane-2-sulfonate
INCI: DIETHYLHEXYL SODIUM SULFOSUCCINATE
CAS: 577-11-7
Molar mass: 444.56
Density: 1.10 g/mL 20 °C
Solubility:
In water: 14 g/L prie 25 °C, 55 g/L prie 70 °C.
In ethanol: 1:30
In chloroform: 1:1
In petroleum ether: miscible (25 °C).
IUPAC Name: Sodium 1,4-bis(2-ethylhexoxy)-1,4-dioxobutane-2-sulfonate
CAS Number: 577-11-7
EC Number: 209-406-4
Molecular Formula: C₂₀H₃₇NaO₇S
Molecular Weight: 444.56 g/mol
Appearance: White to off-white wax-like solid
Odor: Odorless
Melting Point: 173–179°C (343–354°F)
Boiling Point: Decomposes below boiling point; >200°C (>392°F) at 984 hPa
Solubility: Slightly soluble in water; soluble in organic solvents
pH: Approximately neutral in aqueous solutions
Stability: Stable under recommended storage conditions.
Chemical Name: Sodium Dioctyl Sulfosuccinate
Common Name: Aerosol OT-75
Chemical Formula: C₁₆H₂₉NaO₄S
Molecular Weight: 346.45 g/mol
CAS Number: 577-11-7
Physical Properties
Form: Clear to slightly yellow, viscous liquid
Active Content: 75% sodium dioctyl sulfosuccinate
Solvent System: Water and alcohol (typically ethanol)
Density: ~1.06 g/cm³ at 25°C
pH: 5.0–7.0 (1% solution)
Flash Point: ~29°C (84°F)
Surface Tension: ~27 dynes/cm at 0.1% concentration
Viscosity: 200–400 mPa·s at 25°C
Boiling Point: Dependent on solvent system; generally >100°C (212°F)
Type: Anionic surfactant
Solubility: Soluble in water and alcohol
Stability: Stable under normal conditions.
Avoid exposure to strong oxidizing agents or acids.
Chemical Formula: C₂₀H₃₇NaO₇S
Molecular Weight: 444.56 g/mol
CAS Number: 577-11-7
EC Number (EINECS): 209-406-4
Chemical Class: Anionic Surfactant / Sulfosuccinate
Appearance: Colorless - Light Yellow Liquid or White - Off-White Powder/Flame
Source: Synthetic (Esterification of maleic anhydride with 2-ethylhexanol, followed by sulfonation with sodium bisulfite)
FIRST AID MEASURES of LUTENSIT A-BO:
-Description of first-aid measures:
*General advice:
First aiders need to protect themselves.
*If inhaled:
After inhalation:
Fresh air.
Call in physician.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with water/ shower.
Call a physician immediately.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Immediately call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Make victim drink water (two glasses at most).
Call a physician immediately.
Do not attempt to neutralise.
-Indication of any immediate medical attention and special treatment needed:
No data available
ACCIDENTAL RELEASE MEASURES of LUTENSIT A-BO:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up with liquid-absorbent material.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of LUTENSIT A-BO:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Remove container from danger zone and cool with water.
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of LUTENSIT A-BO:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection
Tightly fitting safety goggles
*Body Protection:
protective clothing
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of LUTENSIT A-BO:
-Precautions for safe handling:
*Advice on safe handling:
Work under hood.
*Advice on protection against fire and explosion:
Take precautionary measures against static discharge.
*Hygiene measures:
Immediately change contaminated clothing.
Apply preventive skin protection.
Wash hands and face after working with substance.
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
STABILITY and REACTIVITY of LUTENSIT A-BO:
-Reactivity:
No data available
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature) .
-Possibility of hazardous reactions:
No data available
-Conditions to avoid:
no information available
