N',N'-dimethylpropane-1,3-diamine
C5H14N2
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Identification
- CAS Number
- 109-55-7
- EC Number
- 203-680-9
- UN Number
- 2734
- Index Number
- 612-061-00-6
- PubChem CID
- 7993
Physical-chemical properties
- Molecular Formula
- C5H14N2
- Molar Mass
- 102.18 g/mol
- IUPAC Name
- N',N'-dimethylpropane-1,3-diamine
Chemical Identifiers
- InChI
- InChI=1S/C5H14N2/c1-7(2)5-3-4-6/h3-6H2,1-2H3
- InChI Key
- IUNMPGNGSSIWFP-UHFFFAOYSA-N
Overview
N',N'-dimethylpropane-1,3-diamine (CAS 109-55-7) is an aliphatic diamine compound with strong basic properties and industrial versatility. This linear diamine features two amino groups separated by a three-carbon chain, with one terminal nitrogen bearing two methyl substituents. The compound presents as a colorless to pale yellow liquid with a characteristic amine odor and exhibits significant basicity due to its dual nitrogen functionality. With a molecular formula of C5H14N2 and molecular weight of 102.18 g/mol, this versatile chemical intermediate demonstrates excellent solubility in water and polar organic solvents. Safety considerations are paramount when handling N',N'-dimethylpropane-1,3-diamine, as it carries multiple hazard classifications including skin corrosion (1B), acute toxicity (4), skin sensitization (1), and flammability (Liquid 3). The compound requires careful storage and handling protocols, with appropriate personal protective equipment mandatory during use. Its corrosive nature demands particular attention to prevent skin and eye contact, while proper ventilation is essential to manage vapor exposure risks. Industrial applications leverage the compound's bifunctional nature and basic properties. It serves as a valuable intermediate in polymer synthesis, particularly for polyamide and polyurea formulations where controlled crosslinking is desired. The chemical also finds use in epoxy curing systems and as a catalyst in various polymerization reactions. Like related diamines such as ethane-1,2-diamine, it functions effectively in chelation applications and metal complexation processes. N',N'-dimethylpropane-1,3-diamine represents a specialized chemical building block available through OYSI's technical product portfolio, supporting diverse industrial applications across European markets with reliable supply chain management.
Safety & Classification
Flam. Liq. 3; Acute Tox. 4 *; Skin Corr. 1B; Skin Sens. 1
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 | 2734 |
| ADR Class | 8 |
| Packing Group | II |
| Tunnel Code | D/E |
| Proper Shipping Name | 3-Dimethylaminopropylamin |
| Marine Pollutant | No |
Frequently Asked Questions
What is N',N'-dimethylpropane-1,3-diamine?
N',N'-dimethylpropane-1,3-diamine is an organic chemical compound with the molecular formula C5H14N2 and CAS number 109-55-7. This diamine features a three-carbon chain with amino groups at both ends, where one amino group is substituted with two methyl groups. With a molecular weight of 102.18 g/mol, it belongs to the class of aliphatic diamines and serves as an important intermediate in chemical synthesis and industrial applications.
What are the physicochemical properties of N',N'-dimethylpropane-1,3-diamine?
N',N'-dimethylpropane-1,3-diamine is typically a colorless to pale yellow liquid at room temperature with a characteristic amine odor. As a diamine compound, it exhibits basic properties and is highly soluble in water and polar organic solvents. The substance has flammable properties (Flam. Liq. 3 classification) and demonstrates typical aliphatic amine reactivity, making it reactive toward acids, electrophiles, and carbonyl compounds in various chemical processes.
What is N',N'-dimethylpropane-1,3-diamine used for?
N',N'-dimethylpropane-1,3-diamine serves as a valuable intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals. It is commonly used in the production of polyurethane catalysts, epoxy curing agents, and corrosion inhibitors. The compound also finds applications in the manufacture of surfactants, textile auxiliaries, and as a building block for various nitrogen-containing polymers and resins in industrial chemical processes.
How to handle N',N'-dimethylpropane-1,3-diamine safely?
N',N'-dimethylpropane-1,3-diamine requires careful handling due to its corrosive and sensitizing properties. Essential PPE includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin contact. Work in well-ventilated areas or under fume extraction to avoid inhalation. The substance is classified as Skin Corr. 1B and Skin Sens. 1, requiring immediate removal of contaminated clothing and thorough washing if skin contact occurs. Keep away from ignition sources due to flammability.
How to store N',N'-dimethylpropane-1,3-diamine correctly?
N',N'-dimethylpropane-1,3-diamine must be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and ignition. Due to its corrosive nature, use chemically resistant containers and avoid contact with incompatible materials such as strong acids and oxidizing agents. Store separately from food, feed, and drinking water. Ensure proper secondary containment and maintain storage temperatures below 25°C to prevent degradation and minimize vapor formation.
What to do in case of contact with N',N'-dimethylpropane-1,3-diamine?
N',N'-dimethylpropane-1,3-diamine contact requires immediate action due to its corrosive properties. For skin contact, immediately remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. In case of eye contact, flush immediately with water for 15 minutes while holding eyelids open. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult emergency services for serious exposures.
How to dispose of N',N'-dimethylpropane-1,3-diamine appropriately?
N',N'-dimethylpropane-1,3-diamine disposal must comply with local and national hazardous waste regulations due to its corrosive and toxic properties. The substance cannot be disposed of in regular waste streams and requires specialized hazardous waste treatment. Contact licensed waste disposal companies for proper collection and treatment. Small quantities may be neutralized under controlled conditions by qualified personnel, but incineration at authorized facilities is typically the preferred disposal method for larger quantities.
How to transport N',N'-dimethylpropane-1,3-diamine?
N',N'-dimethylpropane-1,3-diamine is classified under ADR class 8 (corrosive substances), packing group II, requiring specific transport protocols. Packaging must meet UN specification standards for corrosive liquids with appropriate labeling including corrosive hazard symbols. Transport vehicles must carry appropriate emergency equipment and documentation. Drivers require ADR training certification for class 8 materials. Segregation from incompatible materials during transport is mandatory to prevent dangerous reactions.
Is N',N'-dimethylpropane-1,3-diamine subject to particular regulations?
N',N'-dimethylpropane-1,3-diamine is subject to REACH regulation requiring registration for manufacture or import above one tonne per year. The substance falls under CLP classification with mandatory hazard communication through safety data sheets and appropriate labeling. While not currently listed as an SVHC substance, it requires compliance with occupational exposure limits and workplace safety regulations. Industrial users must implement risk management measures and may need authorization depending on specific applications and quantities used.
Where to buy N',N'-dimethylpropane-1,3-diamine in Europe?
N',N'-dimethylpropane-1,3-diamine is available through OYSI, a specialized European distributor of technical chemicals and intermediates. OYSI provides this compound to industrial customers across Europe with full regulatory compliance and technical support. As a professional chemical distributor, OYSI ensures proper handling, documentation, and delivery of hazardous materials while maintaining strict quality standards. Contact OYSI directly for availability, specifications, and regulatory documentation for your specific industrial applications.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.