murphyMIPA-Dodecylbenzenesulfonate
AKA: 1-aminopropan-2-ol;4-dodecylbenzenesulfonic acid
Synthetic
Cleanser
Not Clean
OriginSynthesized from dodecylbenzene and sulfuric acid, belonging to the alkylbenzenesulfonate surfactant chemical family. Produced through sulfonation of dodecylbenzene followed by neutralization with isopropanolamine.
p-Dodecylbenzenesulphonic acid, compound with 1-aminopropan-2-ol (1:1)
CAS #
54590-52-2, 42504-46-1
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Removes Impurities
Cleansing Surfactant
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Skin Irritant in Testing (CIR Panel on the ingredient group)
CIR Panel statement covering this group of ingredients / not tested individually (CIR 544)
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2010
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR