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CAS 112-02-7 Dodecyltrimethylammonium chloride
Overview
Dodecyltrimethylammonium chloride (DTAC; lauryltrimethylammonium chloride; CAS 112-00-5; C₁₅H₃₄ClN, ~263.9 g/mol) is a cationic quaternary ammonium surfactant used as a conditioner/antistatic agent, emulsifier, disinfectant aid, and phase-transfer/foaming co-agent across personal care, fabric softeners, asphalt/oilfield emulsions, mineral flotation, coatings, and HI&I formulations
Product Description
CAS 112-02-7Dodecyltrimethylammonium chloride
Dodecyltrimethylammonium Chloride (DTAC, CAS 112-00-5)Role & benefits: Cationic quaternary ammonium surfactant delivering strong conditioning/antistatic, emulsifying, foaming/co-surfactant, and disinfection-boosting functions (when paired with approved acti Safety & environment: Irritating to skin/eyes; harmful to aquatic life. Avoid strong oxidizers; prevent mixing with anionics in concentrated form. Handle with appropriate PPE and ventilation; follow SDS.
Dodecyltrimethylammonium Chloride (DTAC) — Product Specification
CAS: 112-00-5 | Formula: C15H34ClN | Molecular weight: ~263.9 g/mol | Synonyms: Lauryltrimethylammonium chloride; DTAC
Identity & Form
| Product form | Clear to slightly hazy liquid (aqueous / water–alcohol system) |
|---|---|
| Typical actives | 25% or 50% (w/w) quaternary ammonium, other strengths on request |
| Solvent system | Water or water/alcohol (ethanol or isopropanol), grade-dependent |
| Solubility | Freely soluble in water, ethanol, isopropanol |
| Compatibility | Compatible with nonionic/amphoteric; incompatible with anionic surfactants (precipitation risk) |
| Documents | COA · TDS · SDS |
Typical Specification — 50% Actives (example)
| Cationic active (titration) | 50.0% ± 1.0% (w/w) |
|---|---|
| Free amine (as lauryl dimethylamine) | ≤ 0.50% (w/w) |
| Sodium chloride | ≤ 0.50% (w/w) |
| pH (10% aq.) | 5.0 – 7.5 |
| Color (APHA) | ≤ 100 |
| Appearance | Clear to slightly hazy, colorless to pale-yellow liquid |
Typical Specification — 25% Actives (example)
| Cationic active (titration) | 25.0% ± 1.0% (w/w) |
|---|---|
| Free amine | ≤ 0.30% (w/w) |
| pH (10% aq.) | 5.0 – 7.5 |
| Color (APHA) | ≤ 80 |
| Appearance | Clear, colorless to pale-yellow liquid |
Applications & Handling
| Main uses | Conditioner/antistatic agent in personal care and textiles; emulsifier/co-surfactant in HI&I, asphalt/oilfield emulsions; mineral flotation and coatings auxiliaries |
|---|---|
| Processing | Add to water phase with moderate agitation; avoid direct mixing with anionic concentrates; typical formulation pH 4–7 (personal care) |
| Safety | Irritating to skin/eyes; harmful to aquatic life. Avoid strong oxidizers. Use appropriate PPE and follow SDS. |
| Storage | Keep tightly closed, cool and dry; protect from contamination and extreme temperatures. |
Packaging & Logistics
| Packaging | 25 kg / 50 kg HDPE carboys · 200 kg drums · 1000 L IBC (bulk) |
|---|---|
| Ports | Qingdao · Shanghai · Tianjin |
| To quote (please specify) | Actives (%), solvent system, pack size, destination country/port, and required documents |
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PACKING AND DELIVERY
Packing and delivery
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