Triethylenetetramine (TETA)
| Formula: | C₆H₁₈N₄ |
| CAS Number: | 112-24-3 |
| EC Number (EINECS): | 203-950-6 |
| HS Code: | 29212900 |
| UN Number: | 2259 |
| IUPAC Name: | N¹-(2-Aminoethyl)ethane-1,2-diamine |
| Also Known As: | 2,2′,2′′,2′′′-(Ethylenedinitrilo)tetraethanamine; Trien; Aminoethylethylenediamine |
| Molecular Weight, g/mol: | 146.23 |
Typical Specifications
| Appearance: | Clear to pale yellow liquid |
| Odor: | Ammonia-like, fishy |
| Boiling Point, °C: | 267–277 |
| Density, g/cm³ (at 20°C): | 0.982 |
| Flash Point, °C: | 143 (closed cup) |
| Solubility: | Miscible with water, alcohols, glycols |
| Vapor Pressure (at 20°C): | <0.01 mmHg |
| Purity, %: | ≥99 |
| Grades Available: | Technical, Industrial |
| Packaging: | 200kg steel drums, 1000kg IBC tanks, bulk |
Applications / Uses
Primary Applications
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Curing agent for epoxy resins and coatings
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Intermediate for chelating agents and corrosion inhibitors
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Used in production of fuel and lubricant additives
Secondary Applications
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Crosslinker in polyamide resins
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Intermediate in fabric softeners and surfactants
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Additive for oilfield and water treatment chemicals
End Industries Served: Epoxy & Coatings, Adhesives, Lubricants, Oil & Gas, Water Treatment, Surfactants, Chemicals Manufacturing
Safety & Handling Information
Hazard Class (GHS): Corrosive (Category 1B), Acute Toxicity (Category 4), Sensitizer (Category 1)
Hazard Statements (H-Codes):
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H302: Harmful if swallowed
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H312: Harmful in contact with skin
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H314: Causes severe skin burns and eye damage
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H317: May cause an allergic skin reaction
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H332: Harmful if inhaled
Precautionary Statements (P-Codes):
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P260: Do not breathe vapors/fumes
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P280: Wear protective gloves/eye/face protection
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P301 + P330 + P331: IF SWALLOWED – rinse mouth, do not induce vomiting
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P303 + P361 + P353: IF ON SKIN – remove contaminated clothing, rinse with water
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water, remove contact lenses
Storage Conditions
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Store in a cool, dry, ventilated area
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Keep away from acids, oxidizers, CO₂
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Store in tightly closed containers
Transport Information
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ADR/RID: Class 8, UN2259, PG II
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IMDG: Class 8, UN2259, PG II
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IATA: Class 8, UN2259, PG II