N-cyclohexylcyclohexanamine

C12H23N

CAS101-83-7
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
101-83-7
EC Number
202-980-7
UN Number
2565
Index Number
612-066-00-3
PubChem CID
7582

Physical-chemical properties

Molecular Formula
C12H23N
Molar Mass
181.32 g/mol
IUPAC Name
N-cyclohexylcyclohexanamine

Chemical Identifiers

InChI
InChI=1S/C12H23N/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h11-13H,1-10H2
InChI Key
XBPCUCUWBYBCDP-UHFFFAOYSA-N

Overview

N-cyclohexylcyclohexanamine (CAS 101-83-7) is a secondary aliphatic amine featuring two cyclohexyl groups bonded to a central nitrogen atom. This organic compound, also known by its IUPAC designation N-cyclohexylcyclohexanamine, represents an important member of the cycloaliphatic amine family with the molecular formula C12H23N and a molecular weight of 181.32 g/mol. The substance exhibits the characteristic properties of secondary amines while incorporating the structural stability and hydrophobic nature imparted by its dual cyclohexyl ring system. From a safety perspective, N-cyclohexylcyclohexanamine requires careful handling due to its classification as Acute Tox. 4 and Skin Corr. 1B, indicating moderate acute toxicity and severe skin corrosive properties. The compound also presents significant environmental concerns, classified as Aquatic Acute 1 and Aquatic Chronic 1, necessitating strict containment measures to prevent environmental release. Its ADR Class 8 designation reflects its corrosive nature during transport, requiring appropriate packaging and documentation. Industrial applications of N-cyclohexylcyclohexanamine primarily center on its role as a curing agent and hardener in epoxy resin systems, where its amine functionality facilitates cross-linking reactions. The compound also serves as an intermediate in the synthesis of various organic compounds and finds use in specialty chemical formulations. Unlike simpler amine compounds such as those used alongside dichlorozinc in certain metal treatment applications, N-cyclohexylcyclohexanamine offers enhanced thermal stability and reduced volatility due to its cycloaliphatic structure. OYSI maintains reliable supply chains for N-cyclohexylcyclohexanamine to support European industrial customers requiring consistent access to this specialized chemical intermediate.

Safety & Classification

Danger
Classification:

Acute Tox. 4 *; Skin Corr. 1B; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H314

Causes severe skin burns and eye damage.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

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

Harmful

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Harmful

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

Harmful

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 Number2565
ADR Class8
Packing GroupIII
Tunnel CodeE
Proper Shipping NameDicyclohexylamin
Marine PollutantNo

Frequently Asked Questions

What is N-cyclohexylcyclohexanamine?

N-cyclohexylcyclohexanamine is an organic chemical compound with the molecular formula C12H23N and CAS number 101-83-7. This secondary amine consists of two cyclohexyl groups connected by a nitrogen atom, giving it a molecular weight of 181.32 g/mol. It belongs to the cycloaliphatic amine family and is classified as a hazardous substance with corrosive properties, requiring careful handling and appropriate safety measures during use and storage.

What are the physicochemical properties of N-cyclohexylcyclohexanamine?

N-cyclohexylcyclohexanamine is typically a colorless to pale yellow liquid at room temperature with a characteristic amine odor. As a cycloaliphatic amine with molecular formula C12H23N, it exhibits basic properties due to its nitrogen atom. The compound has limited water solubility but is generally soluble in organic solvents. Its relatively high molecular weight of 181.32 g/mol contributes to its physical stability and handling characteristics in industrial applications.

What is N-cyclohexylcyclohexanamine used for?

N-cyclohexylcyclohexanamine serves primarily as a chemical intermediate and curing agent in various industrial applications. It is commonly used in epoxy resin systems, polyurethane production, and as a hardener in coating formulations. The compound also finds applications in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals. Its cycloaliphatic structure makes it particularly valuable in applications requiring enhanced chemical resistance and thermal stability compared to aliphatic amines.

How to handle N-cyclohexylcyclohexanamine safely?

N-cyclohexylcyclohexanamine requires strict safety precautions due to its corrosive nature (Skin Corr. 1B) and acute toxicity. Essential protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or use appropriate respiratory protection to avoid inhalation. The substance can cause severe skin burns and eye damage, so immediate access to emergency eyewash stations and safety showers is mandatory. Handle with appropriate tools to minimize direct contact risk.

How to store N-cyclohexylcyclohexanamine correctly?

N-cyclohexylcyclohexanamine must be stored in tightly sealed containers made of compatible materials, away from heat sources, ignition sources, and incompatible substances. Store in a cool, dry, well-ventilated area with appropriate secondary containment. Due to its corrosive properties, avoid contact with metals that may corrode. Keep containers upright and clearly labeled with proper hazard warnings. Implement appropriate inventory management and ensure storage areas are accessible only to trained personnel with proper safety equipment.

What to do in case of contact with N-cyclohexylcyclohexanamine?

N-cyclohexylcyclohexanamine contact requires immediate emergency response due to its corrosive nature. For skin contact, immediately remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes, then seek medical attention. In case of eye contact, rinse immediately with water for at least 15 minutes and get medical help urgently. If inhaled, move to fresh air and seek medical attention if symptoms occur. Never induce vomiting if swallowed; rinse mouth and seek immediate medical care.

How to dispose of N-cyclohexylcyclohexanamine properly?

N-cyclohexylcyclohexanamine disposal must comply with local, national, and EU waste regulations due to its hazardous classification. The substance cannot be disposed of in regular waste streams and requires treatment by licensed hazardous waste disposal companies. Consider waste minimization through recycling or recovery where technically and economically feasible. Containers must be completely emptied and may require special treatment. Always consult current waste classification codes and regulations, as requirements may vary by jurisdiction and concentration.

How to transport N-cyclohexylcyclohexanamine?

N-cyclohexylcyclohexanamine is classified under ADR Class 8 (Corrosive substances), Packing Group III, requiring compliance with dangerous goods transport regulations. Packages must bear appropriate hazard labels including corrosive substance markings and proper shipping names. Use UN-approved packaging suitable for corrosive liquids with adequate protection against leakage. Transport vehicles must carry appropriate emergency equipment and documentation. Drivers require ADR training certification, and transport must follow designated routing restrictions where applicable.

Is N-cyclohexylcyclohexanamine subject to specific regulations?

N-cyclohexylcyclohexanamine is subject to comprehensive EU chemical legislation including REACH registration requirements and CLP classification obligations. The substance carries mandatory hazard classifications for acute toxicity, skin corrosion, and aquatic toxicity, requiring appropriate labeling with GHS pictograms (GHS05, GHS07, GHS09) and 'Danger' signal word. While not currently listed as SVHC, it requires safety data sheets and may be subject to workplace exposure limits and environmental discharge restrictions depending on specific applications and jurisdictions.

Where to buy N-cyclohexylcyclohexanamine in Europe?

N-cyclohexylcyclohexanamine is available through OYSI, a specialized European chemical distributor offering professional-grade chemical products across Europe. OYSI provides comprehensive technical support, regulatory documentation, and reliable supply chain management for industrial customers. As a professional chemical supplier, OYSI ensures proper packaging, labeling, and documentation compliance with EU regulations. Contact OYSI directly for product availability, specifications, technical data sheets, and delivery options to your specific European location.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.