N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine
C8H23N5
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Identification
- CAS Number
- 112-57-2
- EC Number
- 203-986-2
- UN Number
- 2320
- Index Number
- 612-060-00-0
- PubChem CID
- 8197
Physical-chemical properties
- Molecular Formula
- C8H23N5
- Molar Mass
- 189.30 g/mol
- IUPAC Name
- N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine
Chemical Identifiers
- InChI
- InChI=1S/C8H23N5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h11-13H,1-10H2
- InChI Key
- FAGUFWYHJQFNRV-UHFFFAOYSA-N
Overview
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine (CAS 112-57-2) is a pentaethylenehexamine polyamine compound with strong chelating properties and multiple reactive amino groups. This linear polyamine, also known by its molecular formula C8H23N5, represents an important class of aliphatic polyamines widely used in industrial chemistry. With a molecular weight of 189.3 g/mol, this compound features five nitrogen atoms connected by ethylene bridges, creating a highly versatile molecule with excellent metal-binding capabilities and strong alkaline properties. The multiple amino groups provide exceptional reactivity, making it valuable for various chemical processes including metal chelation, polymer crosslinking, and surface treatment applications. The compound exhibits significant safety considerations, classified under GHS pictograms GHS05, GHS07, and GHS09, with a danger signal word. It presents acute toxicity (Category 4), skin corrosion (1B), and skin sensitization properties, requiring careful handling with appropriate personal protective equipment. Its ADR Class 8 classification indicates corrosive transport requirements. Environmental precautions are necessary due to its Aquatic Chronic 2 classification. Primary industrial applications include use as a chelating agent in metal processing, as a curing agent for epoxy resins, and in water treatment formulations. Unlike simpler compounds such as N-cyclohexylcyclohexanamine, this polyamine's multiple coordination sites enable superior performance in complex metal ion sequestration. It also serves as an intermediate in the synthesis of specialized polymers and surface-active agents. The compound finds particular value in industries requiring robust metal complexation or where multiple reactive sites are advantageous for crosslinking applications. OYSI maintains reliable supply capabilities for this technical-grade polyamine to serve European industrial customers.
Safety & Classification
Acute Tox. 4 *; Acute Tox. 4 *; Skin Corr. 1B; Skin Sens. 1; Aquatic Chronic 2
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Skin Contact
Measures if substance contacts the skin
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +P313Get medical advice/attention.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 2320 |
| ADR Class | 8 |
| Packing Group | III |
| Tunnel Code | E |
| Proper Shipping Name | Tetraethylenpentamin |
| Marine Pollutant | No |
Frequently Asked Questions
What is N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is a polyamine compound with the molecular formula C8H23N5 and CAS number 112-57-2. This chemical substance contains multiple amino groups in its structure, making it a pentamine with a molecular weight of 189.3 g/mol. It is classified as a corrosive and toxic substance requiring careful handling and appropriate safety measures during use.
What are the physicochemical properties of N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is typically a viscous liquid at room temperature with a characteristic amine odor. Due to its multiple amino groups, it is highly soluble in water and polar solvents. The compound has a molecular weight of 189.3 g/mol and exhibits basic properties due to its polyamine structure, making it reactive with acids and capable of forming salts.
What is N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine used for?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is primarily used as a curing agent for epoxy resins and as an intermediate in chemical synthesis. It serves as a cross-linking agent in polymer chemistry, particularly in the production of adhesives, coatings, and composite materials. The compound is also utilized in the manufacture of chelating agents and as a building block for specialty chemicals in various industrial applications.
How to handle N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine safely?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine requires strict safety measures due to its corrosive and sensitizing properties. Essential protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or under fume hoods to avoid inhalation. Avoid skin and eye contact completely. Use appropriate chemical-resistant containers and tools. Emergency washing facilities should be readily accessible when handling this substance.
How to store N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine correctly?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Keep away from acids, oxidizing agents, and moisture. Store in original containers made of compatible materials, typically high-density polyethylene or glass. Ensure storage areas have appropriate containment measures and are accessible only to trained personnel wearing proper protective equipment.
What to do in case of contact with N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine?
Immediate action is required for any contact with N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine due to its corrosive nature. For skin contact, remove contaminated clothing immediately and rinse affected area with plenty of water for at least 15 minutes. For eye contact, flush immediately with clean water for 15-20 minutes. If inhaled, move to fresh air immediately. Seek immediate medical attention in all cases and show the safety data sheet to medical personnel.
How to dispose of N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine appropriately?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine must be disposed of as hazardous waste according to local and European regulations. Contact licensed waste disposal companies specialized in chemical waste management. Never pour down drains or dispose of with regular waste. Small quantities may require neutralization before disposal. Contaminated packaging should also be treated as hazardous waste. Ensure compliance with local environmental protection laws and obtain proper waste disposal documentation.
How to transport N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is classified as ADR Class 8 (Corrosive substances), Packing Group III for transportation. It requires appropriate UN-approved packaging and proper labeling with corrosive substance markings. Transport vehicles must be equipped for hazardous materials and drivers must have appropriate ADR certification. Shipping documents must include proper technical names and hazard classifications according to dangerous goods regulations.
Is N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine subject to special regulations?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is subject to REACH regulation and CLP classification requirements in Europe. It is classified under GHS with specific hazard pictograms (GHS05, GHS07, GHS09) and carries the signal word 'Danger'. The substance is not currently listed as an SVHC (Substance of Very High Concern). Users must comply with safety data sheet requirements and proper hazard communication throughout the supply chain.
Where to buy N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine in Europe?
N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is available through OYSI, a specialized European distributor of industrial chemicals. OYSI provides this chemical to professional users across Europe with proper documentation including safety data sheets and certificates of analysis. As a regulated hazardous substance, it is only supplied to qualified industrial customers with appropriate handling capabilities and regulatory compliance. Contact OYSI directly for availability and technical specifications.
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N'-[2-[2-(2-aminoethylamino)ethylamino]ethyl]ethane-1,2-diamine is a dangerous good. We support you with labeling, packaging, and transport documentation.
Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.