1-butoxybutane

C8H18O

CAS142-96-1
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
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Identification

CAS Number
142-96-1
EC Number
205-575-3
UN Number
1149
Index Number
603-054-00-9
PubChem CID
8909

Physical-chemical properties

Molecular Formula
C8H18O
Molar Mass
130.23 g/mol
IUPAC Name
1-butoxybutane

Chemical Identifiers

InChI
InChI=1S/C8H18O/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3
InChI Key
DURPTKYDGMDSBL-UHFFFAOYSA-N

Overview

1-Butoxybutane (CAS 142-96-1) is a symmetrical dibutyl ether with excellent solvent properties and moderate volatility characteristics. 1-Butoxybutane, also known as dibutyl ether, represents a significant member of the aliphatic ether family widely utilized in industrial applications. This colorless liquid compound features a symmetrical molecular structure consisting of two butyl groups connected by an oxygen bridge, resulting in its characteristic chemical and physical properties. With a molecular weight of 130.23 g/mol and the molecular formula C8H18O, this ether demonstrates moderate volatility and excellent solubility characteristics that make it valuable across multiple industrial sectors. From a safety perspective, 1-butoxybutane is classified as a flammable liquid category 3 under GHS regulations, requiring appropriate fire prevention measures during handling and storage. The compound exhibits skin and eye irritation properties, necessitating proper personal protective equipment during use. Its classification as STOT SE 3 indicates specific target organ toxicity concerns with single exposure, while its aquatic chronic toxicity rating of category 3 requires environmental consideration during disposal and containment procedures. The primary industrial applications of 1-butoxybutane include its use as a specialized solvent in paint and coating formulations, where its moderate evaporation rate provides optimal flow and leveling properties. Additionally, it serves as an extraction solvent in chemical processing operations and as a reaction medium in organic synthesis. Unlike more volatile compounds such as 4-methoxy-4-methylpentan-2-one, 1-butoxybutane offers enhanced stability and controlled volatility characteristics. OYSI maintains reliable inventory of 1-butoxybutane to support European industrial customers with consistent supply and technical expertise.

Safety & Classification

Warning
Classification:

Flam. Liq. 3; STOT SE 3; Skin Irrit. 2; Eye Irrit. 2; Aquatic Chronic 3

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

H412

Harmful 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

Inhalation

Irritant

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

Irritant

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

Irritant

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:

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 Number1149
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping Namen-Dibutylether
Marine PollutantNo

Frequently Asked Questions

What is 1-butoxybutane?

1-butoxybutane is an organic chemical compound with the molecular formula C8H18O and CAS number 142-96-1. This ether compound has a molecular weight of 130.23 g/mol and belongs to the family of alkyl ethers. It is classified as a flammable liquid with moderate hazard properties, including skin and eye irritation potential. The substance is commonly used as a solvent and chemical intermediate in various industrial applications due to its ether functionality and relatively stable chemical structure.

What are the physicochemical properties of 1-butoxybutane?

1-butoxybutane is a clear, colorless liquid at room temperature with a characteristic ether-like odor. As an ether compound with eight carbon atoms, it has limited water solubility but is miscible with most organic solvents including alcohols, hydrocarbons, and other ethers. The compound has a molecular weight of 130.23 g/mol and exhibits typical properties of medium-chain ethers, including moderate volatility and good solvating properties for organic compounds.

What is 1-butoxybutane used for?

1-butoxybutane is primarily used as an organic solvent in industrial applications, particularly for dissolving resins, waxes, and other organic materials. It serves as a chemical intermediate in synthesis reactions and as an extraction solvent in analytical chemistry. The compound is also utilized in formulations requiring a medium-boiling ether solvent, such as coatings, adhesives, and specialty chemical manufacturing. Its good solvating properties make it valuable in applications where water-immiscible solvents are required.

How to handle 1-butoxybutane safely?

1-butoxybutane must be handled with appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work in well-ventilated areas or under fume extraction to avoid inhalation of vapors. Keep away from ignition sources, heat, and sparks as it is classified as Flam. Liq. 3. Use explosion-proof electrical equipment in work areas. Always ground containers during transfer operations to prevent static electricity buildup and potential ignition.

How to store 1-butoxybutane correctly?

1-butoxybutane should be stored in tightly closed containers in a cool, dry, well-ventilated area away from heat sources and ignition sources. Store below 25°C and away from direct sunlight to minimize vapor formation. Keep containers grounded and use explosion-proof equipment in storage areas. Separate from incompatible materials such as strong oxidizing agents and acids. Ensure storage areas have appropriate fire suppression systems and comply with local regulations for flammable liquids storage.

What to do in case of contact with 1-butoxybutane?

In case of skin contact with 1-butoxybutane, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For eye contact, rinse immediately with plenty of clean water for at least 15 minutes and seek medical attention. If inhaled, move the person to fresh air and keep them at rest. If swallowed, do not induce vomiting and seek immediate medical attention. Always consult a physician if symptoms persist or worsen.

How to dispose of 1-butoxybutane appropriately?

1-butoxybutane must be disposed of in accordance with local, national, and international waste regulations as a hazardous chemical waste. Do not pour down drains or release into the environment due to its aquatic chronic toxicity classification. Contact licensed hazardous waste disposal companies for proper treatment, which may include incineration at appropriate high-temperature facilities. Empty containers should also be handled as hazardous waste and disposed of according to local regulations for chemical containers.

How to transport 1-butoxybutane?

1-butoxybutane is classified under ADR regulations as Class 3 (Flammable Liquids), Packing Group III, indicating moderate danger during transport. It must be packaged in approved containers meeting UN specifications and properly labeled with appropriate hazard markings and transport documentation. Vehicles must carry appropriate fire extinguishing equipment and drivers require hazardous materials training. Transport should avoid extreme temperatures and ensure proper ventilation. All transport operations must comply with ADR/RID regulations for flammable liquids.

Is 1-butoxybutane subject to specific regulations?

1-butoxybutane is subject to various European chemical regulations including REACH registration requirements and CLP classification and labeling regulations. It is not currently listed as a Substance of Very High Concern (SVHC). The compound must be classified with Warning signal word and GHS02/GHS07 pictograms according to CLP regulation. Users must comply with occupational safety regulations and may need to conduct chemical safety assessments depending on usage quantities and applications under REACH requirements.

Where to buy 1-butoxybutane in Europe?

1-butoxybutane is available through OYSI, a specialized European distributor of technical chemicals and laboratory reagents. OYSI provides this compound to industrial customers, research institutions, and professional users across Europe with appropriate documentation including safety data sheets and certificates of analysis. As a professional chemical distributor, OYSI ensures compliance with European regulations and provides technical support for proper handling and application of 1-butoxybutane in various industrial processes.

Data Sources

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