2-Butanone

What is 2-Butanone?

CAS#: 000078-93-3

2-Butanone is a manufactured chemical but it is also present in the environment from natural sources. It is a colorless liquid with a sharp, sweet odor. It is also known as methyl ethyl ketone (MEK).

2-Butanone is produced in large quantities. Nearly half of its use is in paints and other coatings because it will quickly evaporate into the air and it dissolves many substances. It is also used in glues and as a cleaning agent.

2-Butanone occurs as a natural product. It is made by some trees and found in some fruits and vegetables in small amounts. It is also released to the air from car and truck exhausts.

Related Resources for 2-Butanone

• CERCLA Priority List of Hazardous Substances
  Prioritization of substances based on a combination of their frequency, toxicity, and potential for human exposure at National Priorities List (NPL) sites.
  
• Public Health Statement
  Summary about a hazardous substance taken from Chapter One of its respective ATSDR Toxicological Profile.
  
• ToxFAQ
  Fact sheet that answers the most frequently asked questions about a contaminant and its health effects.
  
• Toxicological Profile
  Succinctly characterizes the toxicologic and adverse health effects information for a hazardous substance.