Wacker Chemie 3-Chlorobutanone (3-Cl-MEK)

Wacker Chemie 3-Chlorobutanone (3-Cl-MEK) is a chlorinated intermediate. It is a colorless to brownish, mobile liquid with a pungent odor. This compound serves as a building block for various heterocycles and is used in the synthesis of pharmaceuticals like sulfamoxole, sulfisoxazole, and sulfoguanole. Additionally, it finds application in the synthesis of pesticides.

Chemical Name: 3-Chloro-2-butanone

Functions: API Intermediate, Intermediate

CAS Number: 4091-39-8

Chemical Family: Chlorinated Compounds, Halogenated Compounds

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Name
Base Chemicals Functions
Pharma & Nutraceuticals Functions
Molecular formula
C₄H₇ClO
CAS No.
4091-39-8
EC No.
223-834-9
Chemical Structure

Wacker Chemie 3-Chlorobutanone (3-Cl-MEK) - Chemical Structure

Applications & Uses

Applications
  • Building Blocks (Agro)
  • Chemical Industry
  • Building block for heterocycles (g.g. imidazoles, thiazoles, pyrroles, thiophenes, thiazines, 1,3,4-thiadiazines)
  • Building block for the synthesis of pharmaceuticals (e.g. Sulfamoxole, Sulfisoxazole, Sulfoguanole)
  • For synthesis of pesticides (Butocarboxim, Butoxicarboxim, Dimethipin)
  • For synthesis of aroma chemicals

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Boiling Point (at 1013 hPa)114°C—
Density (at 20°C)1.05g/cm³DIN 51757
Ignition Temperature490°CDIN 51794
Lower Explosion Limit2.3vol %—
Melting Pointmax. -60 °C—
Solubility in Water (at 20°C)25g/l—
Vapour Pressure (at 20°C)27hPa—
Technical Data
ValueUnitsTest Method / Conditions
Molecular Weight106.6——
Specifications
ValueUnitsTest Method / Conditions
1-Chlorobutanonemax. 0.50%Gas Chromatography
3,3-Dichlorobutanonemax. 2.5%Gas Chromatography
Assaymin. 96.0 %Gas Chromatography
Properties
  • Lead time: campaign production, several tons usually held in stock.
  • Scale >500 MT
  • REACH: SCC

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Country Availability
Packaging Type
Regional Availability
  • Africa
  • Asia
  • Europe
  • Latin America
  • North America
  • Oceania
Packaging Information

Drum with PE-inner liner 205l (200 kg net)

Storage & Handling

Shelf Life
24 Months
Storage Information
  • Storage stability for at least: 24 months
  • Do not store above 25 °C.
  • Further information for storage: Keep in the original container in a cool well ventilated place. Keep container dry and tightly closed. Conditions for storage rooms and vessels: Do not store in containers made of aluminum or other light metals.
  • Storage beyond the recommended period does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.