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2-Butanone CAS Number: 78-93-3

Product 2-Butanone
CAS  78-93-3
MF
Formula  

product description

CAS : 78-93-3

NAME : 2-Butanone
Methyl Ethyl Ketone
PubChem CID
6569
Structure
Methyl Ethyl Ketone_small.png
Methyl Ethyl Ketone_3D_Structure.png
Primary Hazards
Flammable
Irritant
Molecular Formula
Synonyms
  • 2-Butanone
  • METHYL ETHYL KETONE
  • Butan-2-one
  • Butanone
  • 78-93-3

Molecular Weight
72.11 g/mol
Computed by PubChem 2.2 (PubChem release 2025.04.14)
Dates
  • Create:
    2005-03-27
  • Modify:
    2026-03-14
Description
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.
Methyl ethyl ketone appears as colorless fairly volatile liquid with a pleasant pungent odor. Flash point 20 °F. Vapors heavier than air. Does not react with water or many common materials. Stable in normal transportation. Irritates the nose, eyes, and throat. Combustion may produce toxic materials. Density 6.7 lb / gal. Used as a solvent, for making other chemicals, and for production of wax from petroleum.
Butan-2-one is a dialkyl ketone that is a four-carbon ketone carrying a single keto- group at position C-2. It has a role as a polar aprotic solvent and a bacterial metabolite. It is a volatile organic compound, a dialkyl ketone, a butanone and a methyl ketone.

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             ACF Chemical Co., Ltd.

Leon 

phone/whatsapp：008615950692266

email：md@acfchemical.com

No. 45 Pengwan Road, Qianwan Bonded Port Area, Qingdao Area, China (Shandong)
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ACF Chemical Qingdao Co., Ltd. was established in 1987. the company has over decades of experience in the production of methacrylate and acrylate series products, as well as high-efficiency polymerization inhibitors and rubber and plastic antioxidant series products. The company’s leading products are high-efficiency polymerization inhibitor series products, with an annual production capacity of 1,000 tons of tert-butylhydroquinone (TBC), 800 tons of polymerization inhibitor TH-701, 500 tons of polymerization inhibitor TH-A294, 500 tons of polymerization inhibitor TH-100BE, 500 tons of phenothiazine, and 200 tons of hydroquinone.
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