DODECYLBENZENESULFONIC ACID

CAS NO.：121-65-3
Empirical Formula: C18H30O3S
Molecular Weight: 326.49
MDL number: MFCD00066677
EINECS: 204-489-3
SAFETY DATA SHEET (SDS)
Update Date: 2024-07-02 17:33:06

What is DODECYLBENZENESULFONIC ACID?

Chemical properties

off-white powder

The Uses of DODECYLBENZENESULFONIC ACID

4-Dodecylbenzenesulfonic acid (p-dodecylbenzenesulfonic acid, DBSA) may be used:

As a solvent for the synthesis of 2-(1,5-diaryl-1,4-pentadien-3-ylidene)-hydrazinecarboximidamide hydrochlorides.
In situ coating of rutile nanoparticles.
As a stabilizer in the preparation of colloidal CdS.
In the fabrication of solid-state dye-sensitized solar cells (DSSCs).

Definition

ChEBI: 4-dodecylbenzenesulfonic acid is a member of the class dodecylbenzenesulfonic acids that is benzenesulfonic acid in which the hydrogen at position 4 of the phenyl ring is substituted by a dodecyl group.

General Description

4-Dodecylbenzenesulfonic acid (DBSA) is an alkyl sulfonate. It participates in the preparation of a polymer along with polystyrene-block-poly(4-vinylpyridine) and a comb-coil A-block-(B-graft-C) type of copolymer.

Properties of DODECYLBENZENESULFONIC ACID

Boiling point:	82 °C
Density	1.06 g/mL at 20 °C (lit.)
refractive index	n20/D 1.51
Flash point:	85 °F
storage temp.	Sealed in dry,Room Temperature
solubility	water, alcohols, glycol ethers, glycols, esters, ketones, aromatic and aliphatic hydrocarbons: soluble
pka	-0.45±0.50(Predicted)
form	liquid
color	Clear, brown
BRN	2217653
Stability:	Stable. Incompatible with strong oxidizing agents, strong bases.
EPA Substance Registry System	Benzenesulfonic acid, 4-dodecyl- (121-65-3)

Safety information for DODECYLBENZENESULFONIC ACID

Signal word	Danger
Pictogram(s)	Corrosion Corrosives GHS05
GHS Hazard Statements	H314:Skin corrosion/irritation
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P310:Immediately call a POISON CENTER or doctor/physician. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.