Functional Roles
Industries Served
Physical Properties
physical_description
Sodium dodecylbenzenesulfonate is a white to light yellow flakes, granules or powder. It is soluble in water. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. It is used as a synthetic detergent.
color/form
White to light yellow flakes, granules, or powder
boiling_point
Foams as water boils. 212 u00b0F (USCG, 1999)
melting_point
greater than 572 u00b0F (NTP, 1992)
flash_point
greater than 200 u00b0F (NTP, 1992)
solubility
Water solubility = 8X10+5 ug/l at 20-25 u00b0C
density
1 at 68 u00b0F for 60% slurry (USCG, 1999)
vapor_density
greater than 1 (NTP, 1992) (Relative to Air)
logp
log Kow = 0.45
decomposition
... WHEN HEATED TO DECOMP ... THEY EMIT HIGHLY TOXIC FUMES OF /SULFUR OXIDES./
GHS / SDS Safety
Danger
Irritant
Corrosive
- H315: Causes skin irritation [Warning Skin corrosion/irritation]
- H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
- H412 (12.8%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
- H315 (63.1%): Causes skin irritation [Warning Skin corrosion/irritation]
- H302 (94.1%): Harmful if swallowed [Warning Acute toxicity, oral]
- H319 (37.1%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- Not Classified
- H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
- H302: Harmful if swallowed [Warning Acute toxicity, oral]
- H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]
- Reported as not meeting GHS hazard criteria by 1 of 1 companies. For more detailed information, please visit ECHA C&L website.
- H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H318 (58.1%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
- H312 (31.7%): Harmful in contact with skin [Warning Acute toxicity, dermal]
- H335 (19.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Chemical Identity
| CAS Number | 25155-30-0 |
| IUPAC Name | sodium 2-dodecylbenzenesulfonate |
| InChI Key | HFQQZARZPUDIFP-UHFFFAOYSA-M |
| PubChem CID | 23662403 |
| INCI Name | SODIUM DODECYLBENZENESULFONATE |
Synonyms & Trade Names
Full Description
Sodium Dodecylbenzenesulfonate (CAS 25155-30-0) is an anionic surfactant with the molecular formula C18H29NaO3S that provides detergency, cleaning, and wetting properties in industrial formulations. This surfactant is widely utilized in agriculture and household, industrial & institutional (HI&I) cleaning applications where effective surface tension reduction and cleaning performance are required. The compound exhibits high water solubility and maintains stability at elevated temperatures with a melting point greater than 572°F.