2-butoxyethanol

C6H14O2

CAS111-76-2
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

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Identification

CAS Number
111-76-2
EC Number
203-905-0
UN Number
1992
Index Number
603-014-00-0
PubChem CID
8133

Physical-chemical properties

Molecular Formula
C6H14O2
Molar Mass
118.17 g/mol
IUPAC Name
2-butoxyethanol

Chemical Identifiers

InChI
InChI=1S/C6H14O2/c1-2-3-5-8-6-4-7/h7H,2-6H2,1H3
InChI Key
POAOYUHQDCAZBD-UHFFFAOYSA-N

Overview

2-butoxyethanol (CAS 111-76-2) is a glycol ether solvent with excellent dissolving properties and moderate volatility, widely used in industrial cleaning formulations. This versatile organic compound, with the molecular formula C6H14O2 and a molecular weight of 118.17 g/mol, belongs to the glycol ether family and serves as an important industrial solvent in numerous applications. The substance is characterized by its ability to dissolve both water-soluble and oil-soluble materials, making it particularly valuable in formulations requiring dual solubility properties. Its chemical structure combines the polar characteristics of ethylene glycol with the non-polar properties of butyl alcohol, resulting in excellent solvency performance across diverse applications. From a safety perspective, 2-butoxyethanol is classified under several hazard categories including Acute Toxicity categories 3 and 4, Skin Irritation category 2, and Eye Irritation category 2, requiring the "Danger" signal word and GHS06 pictogram. The compound falls under ADR transport class 3, indicating its flammable nature. Proper handling procedures, adequate ventilation, and appropriate personal protective equipment are essential when working with this material. The primary industrial applications of 2-butoxyethanol include its use as a solvent in cleaning products, particularly industrial and household cleaners, due to its excellent degreasing properties. It also finds application in paint and coating formulations, where its solvency characteristics help improve flow and leveling properties. Additionally, the compound serves in printing ink formulations, sharing some application similarities with other industrial solvents like prop-2-enenitrile in specialized chemical processes. OYSI provides 2-butoxyethanol to European industrial customers, ensuring reliable supply for various technical applications across multiple industries.

Safety & Classification

Danger
Classification:

Acute Tox. 3; Acute Tox. 4; Skin Irrit. 2; Eye Irrit. 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H331

Toxic if inhaled.

H302

Harmful if swallowed.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

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

Toxic

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:

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 Number1992
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping NameEthylenglycolmonobutylether, technisch, 23 °C <= Flp. <= 60 °C
Marine PollutantNo

Frequently Asked Questions

What is 2-butoxyethanol?

2-butoxyethanol is a glycol ether with the molecular formula C6H14O2 and CAS number 111-76-2. This organic compound has a molecular weight of 118.17 g/mol and belongs to the family of ethylene glycol ethers. It is classified as a hazardous substance with acute toxicity and irritant properties, requiring careful handling due to its potential health effects on skin and eyes.

What are the physicochemical properties of 2-butoxyethanol?

2-butoxyethanol is a clear, colorless liquid at room temperature with a characteristic mild, ether-like odor. It exhibits good solubility in both water and organic solvents, making it an effective coupling agent. The compound has a relatively low volatility and moderate viscosity, contributing to its effectiveness as a solvent in various applications.

What is 2-butoxyethanol used for?

2-butoxyethanol is primarily used as a solvent in paints, coatings, and cleaning products due to its excellent solvency properties. It serves as a coupling agent in water-based formulations, helping to dissolve both polar and non-polar substances. Additionally, it finds applications in printing inks, textile processing, and as a component in industrial cleaning formulations where its slow evaporation rate is advantageous.

How to handle 2-butoxyethanol safely?

2-butoxyethanol requires careful handling due to its Acute Tox. 3/4 and irritant classifications. Essential safety measures include wearing chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work in well-ventilated areas or use local exhaust ventilation to minimize inhalation exposure. Avoid eating, drinking, or smoking when handling the substance, and wash hands thoroughly after use.

How to store 2-butoxyethanol correctly?

2-butoxyethanol should be stored in tightly sealed original containers in a cool, dry, well-ventilated area away from heat sources and direct sunlight. As a Class 3 flammable liquid, keep away from ignition sources and incompatible materials. Storage areas should be equipped with appropriate fire suppression systems and spill containment measures. Ensure containers are properly labeled and inventory is regularly monitored.

What to do in case of contact with 2-butoxyethanol?

2-butoxyethanol contact requires immediate action due to its irritant properties. For skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. In case of eye contact, flush immediately with clean water for 15-20 minutes while holding eyelids open. If inhaled, move to fresh air immediately. Seek medical attention if irritation persists or symptoms develop.

How to dispose of 2-butoxyethanol appropriately?

2-butoxyethanol disposal must comply with local and European waste regulations as a hazardous chemical waste. The substance cannot be disposed of in regular drains or municipal waste systems. Arrange disposal through licensed hazardous waste contractors who can ensure proper treatment or incineration in authorized facilities. Keep detailed records of waste quantities and disposal methods for regulatory compliance.

How to transport 2-butoxyethanol?

2-butoxyethanol is classified under ADR Class 3 (flammable liquids), Packing Group III, requiring compliance with dangerous goods transport regulations. Packages must bear appropriate hazard labels and documentation. Transport vehicles need proper placarding and emergency equipment. Drivers require ADR certification, and transport documents must accompany shipments. Use approved packaging and ensure containers are properly secured during transport.

Is 2-butoxyethanol subject to specific regulations?

2-butoxyethanol is subject to European REACH regulation requiring registration for commercial use above certain tonnages. Under CLP regulation, it must be classified and labeled with GHS06 pictogram and 'Danger' signal word. The substance is not currently listed as SVHC (Substance of Very High Concern), but users must comply with occupational exposure limits and safety data sheet requirements for worker protection.

Where to buy 2-butoxyethanol in Europe?

2-butoxyethanol is available through OYSI, a specialized European distributor of technical chemicals serving industrial customers across Europe. OYSI provides reliable supply chains, technical support, and regulatory compliance assistance for professional users. As an established chemical distributor, OYSI ensures proper packaging, documentation, and delivery logistics while maintaining high quality standards for industrial applications.

Data Sources

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