Laurtrimonium Chloride
molecular structure · PubChem
AKA: Dodecyltrimethylammonium chloride, 112-00-5, DODECYL TRIMETHYL AMMONIUM CHLORIDE, Alicop, DTAC, Cation BB, Aliquat 4, Lauryltrimethylammonium chloride, Dehyquart LT
Synthetic
Preservative
Cleanser
Emulsifier
Plant Oil
Not Clean
Dodecyltrimethylammonium chloride
Formula
C15H34ClN
Mol. Weight
263.89
CAS #
112-00-5
Form
Liquid
State
Liquid
Functions
Antistatic
Preservative
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Reduces Static
Preserves Formula
Emulsifier
Reduces flyaways
Prevents microbial growth
Mixes oil and water
Traditional Use
Synthetic quaternary ammonium compound developed as a conditioning and anti-static agent in haircare products, widely adopted in the cosmetics industry from the 1960s onward.
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.1%
0%0%
Reg. Limit
EU regulatory limit: 0.1%. Source: EU Cosmetics Regulation (EC) 1223/2009, Annex V (Preservatives), Entry 44.
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR