N-butylbutan-1-amine

C8H19N

CAS111-92-2
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
Danger

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Identification

CAS Number
111-92-2
EC Number
203-921-8
UN Number
2248
Index Number
612-049-00-0
PubChem CID
8148

Physical-chemical properties

Molecular Formula
C8H19N
Molar Mass
129.24 g/mol
IUPAC Name
N-butylbutan-1-amine

Chemical Identifiers

InChI
InChI=1S/C8H19N/c1-3-5-7-9-8-6-4-2/h9H,3-8H2,1-2H3
InChI Key
JQVDAXLFBXTEQA-UHFFFAOYSA-N

Overview

N-butylbutan-1-amine (CAS 111-92-2) is a secondary aliphatic amine with strong basic properties and significant corrosive characteristics. This dialkylamine compound, also known by its IUPAC designation N-butylbutan-1-amine, represents an important industrial chemical in the secondary amine family. With the molecular formula C8H19N and a molecular weight of 129.24 g/mol, this organic nitrogen compound exhibits the characteristic properties of secondary amines while presenting specific handling challenges due to its hazardous nature. The substance is classified under multiple danger categories, including flammable liquid category 3 and acute toxicity categories 2 and 3, requiring careful handling protocols. Its most notable safety concern lies in its skin corrosive properties (category 1B) and severe eye damage potential, necessitating comprehensive personal protective equipment during handling. The compound carries the signal word "Danger" and is associated with GHS pictograms for flammability, toxicity, and corrosion, reflecting its multi-hazard profile. Unlike simpler cyclic amines such as piperidine, N-butylbutan-1-amine's linear dialkyl structure provides specific reactivity patterns that make it valuable in chemical synthesis applications. The compound finds primary industrial applications as an intermediate in organic synthesis, particularly in the production of pharmaceuticals and agrochemicals, as a catalyst in polymerization reactions, and as a chemical intermediate for specialty surfactants and corrosion inhibitors. Due to its classification as ADR class 8 (corrosive substances), transportation and storage require specialized procedures and equipment to ensure safe handling throughout the supply chain. OYSI maintains reliable supplies of N-butylbutan-1-amine for industrial customers across Europe, supporting various manufacturing and chemical processing applications with comprehensive technical documentation and safety support.

Safety & Classification

Danger
Classification:

Flam. Liq. 3; Acute Tox. 2; Acute Tox. 3; Acute Tox. 3; Skin Corr. 1B; Eye Dam. 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H330

Fatal if inhaled.

H311

Toxic in contact with skin.

H301

Toxic if swallowed.

H314

Causes severe skin burns and eye damage.

H318

Causes serious eye damage.

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

Inhalation

Fatal

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

Skin Contact

Toxic

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

Toxic

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 Number2248
ADR Class8
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameDi-n-butylamin
Marine PollutantNo

Frequently Asked Questions

What is N-butylbutan-1-amine?

N-butylbutan-1-amine is a secondary aliphatic amine with the molecular formula C8H19N and CAS number 111-92-2. This organic compound has a molecular weight of 129.24 g/mol and belongs to the dibutylamine family. It is classified as a hazardous substance with multiple danger classifications including flammable liquid, acute toxicity, skin corrosion, and eye damage properties, requiring careful handling in industrial applications.

What are the physicochemical properties of N-butylbutan-1-amine?

N-butylbutan-1-amine is typically a colorless to pale yellow liquid at room temperature with a characteristic amine odor. As a secondary amine, it exhibits basic properties and is soluble in organic solvents while having limited water solubility. The compound has flammable properties (Flam. Liq. 3 classification) and demonstrates corrosive characteristics toward skin and severe eye damage potential, making proper handling essential.

What is N-butylbutan-1-amine used for?

N-butylbutan-1-amine serves as an important intermediate in chemical synthesis and manufacturing processes. It is commonly used in the production of pharmaceuticals, agrochemicals, and specialty chemicals. The compound also functions as a catalyst or catalyst component in various chemical reactions, particularly in polymerization processes. Additionally, it finds applications in the manufacture of surfactants, corrosion inhibitors, and rubber processing chemicals.

How to handle N-butylbutan-1-amine safely?

N-butylbutan-1-amine requires strict safety measures due to its corrosive and toxic properties. Essential PPE includes chemical-resistant gloves, safety goggles, face shields, and protective clothing. Work must be conducted in well-ventilated areas or under fume hoods to prevent inhalation. Avoid contact with skin, eyes, and clothing. Keep away from ignition sources due to its flammable nature and ensure emergency eyewash and shower stations are readily accessible.

How to store N-butylbutan-1-amine correctly?

N-butylbutan-1-amine must be stored in tightly sealed containers in cool, dry, well-ventilated areas away from heat sources and ignition points. Storage areas should be equipped with appropriate containment systems and fire suppression equipment. Keep separated from incompatible materials such as strong acids, oxidizing agents, and reactive metals. Containers should be made of compatible materials and regularly inspected for integrity to prevent leaks or contamination.

What to do in case of contact with N-butylbutan-1-amine?

Immediate action is required upon contact with N-butylbutan-1-amine due to its corrosive properties. For skin contact, immediately remove contaminated clothing and rinse affected areas with copious amounts of water for at least 15 minutes. In case of eye contact, flush immediately with water for at least 15 minutes and seek medical attention urgently. If inhaled, move to fresh air immediately. Seek medical attention promptly for all exposure incidents.

How to dispose of N-butylbutan-1-amine appropriately?

N-butylbutan-1-amine disposal must comply with local and European waste regulations as it is classified as hazardous waste. The substance cannot be disposed of through regular waste streams or sewage systems. Disposal should be conducted through licensed hazardous waste management companies that can handle corrosive and toxic materials. Proper waste classification codes must be assigned, and all disposal documentation must be maintained according to regulatory requirements.

How to transport N-butylbutan-1-amine?

N-butylbutan-1-amine is classified under ADR Class 8 (Corrosive substances), Packing Group II, indicating moderate danger level for transport. Transportation requires appropriate UN-specification packaging, proper labeling with corrosive hazard symbols, and accompanying transport documents. Vehicles must carry appropriate emergency equipment and drivers require ADR certification. The substance must be secured to prevent movement and protected from temperature extremes during transit.

Is N-butylbutan-1-amine subject to specific regulations?

N-butylbutan-1-amine is subject to comprehensive European chemical regulations including REACH registration requirements and CLP classification obligations. While not currently listed as an SVHC (Substance of Very High Concern), it must comply with occupational exposure limits and workplace safety regulations. Users must maintain safety data sheets, implement risk assessments, and follow proper notification procedures. Industrial users may face additional sector-specific regulatory requirements depending on application.

Where to buy N-butylbutan-1-amine in Europe?

N-butylbutan-1-amine is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides comprehensive supply solutions including proper documentation, safety data sheets, and regulatory compliance support for industrial customers across Europe. As a professional chemical distributor, OYSI ensures product quality, appropriate packaging, and reliable delivery while maintaining full traceability and regulatory compliance throughout the supply chain for this specialized chemical.

Data Sources

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