Methyl-tert-butyl-ether

Methyl-tert-butyl-ether

MTBE; Methyl t-butyl ether; Tert-butyl methyl ether; 2-Methoxy-2-methylpropane

CAS 1634-04-4

Chemical Formula C5H12O

Molecular Weight 88.15 g/mol

Methyl tert-butyl ether (MTBE) is a chemical compound that is primarily used as a fuel additive in gasoline to increase octane and reduce engine knocking. It is an ether, and like mesitylene, it has characteristics related to its molecular structure that influence its behavior in various reactions. It has one distinct advantage over most ethers - it has a much lower tendency to form explosive organic peroxides.

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Industrial Uses

1. Oil & Gas

  • Gasoline Additive (Oxygenate): It is primarily used as a gasoline additive to enhance octane levels and reduce engine knocking. It also acts as an oxygenate, which helps in reducing carbon monoxide emissions and other pollutants by promoting more complete combustion of fuel.
  • Reformulated Gasoline (RFG): It is a key component in reformulated gasoline, which is used in areas where air quality standards demand lower emissions.
  • Racing Fuels: Methyl tert-butyl ether is sometimes used in high-performance fuels for motorsports. It provides a higher octane rating and helps maintain engine efficiency under high-performance conditions, ensuring better fuel combustion and less knocking.
  • Fuel Blending Component: It is occasionally used as a fuel blending component to formulate specific fuel types tailored to different climates or regulatory standards.

2. Chemical Synthesis

  • Solvent: Methyl tert-butyl ether is used as a solvent in the chemical industry for the extraction and purification of various chemical compounds. Its properties as a polar aprotic solvent make it suitable for dissolving a wide range of substances, including resins, gums, and oils.
  • Intermediate in Organic Synthesis: It is used as an intermediate in the production of other chemicals, including methyl methacrylate (MMA), a monomer for acrylic plastics and coatings.

3. Pharmaceuticals

  • Reaction Medium: Methyl tert-butyl ether is used in the pharmaceutical industry as a reaction medium for synthesizing active pharmaceutical ingredients (APIs). Its high volatility allows for easy removal after the reaction, and it does not interfere with the product's activity.
  • Extraction and Purification: It is employed for the extraction and purification of certain compounds, especially in processes where non-polar solvents are needed.

4. Paints & Coatings

  • Solvent and Thinner: Methyl tert-butyl ether is used as a solvent and thinner in the formulation of paints, varnishes, and coatings. Its fast evaporation rate aids in quick drying, and its solvent properties help achieve a uniform consistency in the products.
  • Adhesives: It is also used in adhesives and sealants, where its properties help in dissolving and evenly spreading the adhesive materials.

5. Agrochemicals

  • Pesticide Formulations: It may be used as a solvent or carrier fluid in some pesticide formulations, enhancing the delivery and efficacy of active ingredients in agricultural applications.

Specifications

Assay ≥ 99%
Appearance Colorless liquid
Odor Distinctive, ether-like odor
Boiling Point 55.2°C (131.4°F)
Melting Point -109°C (-164.2°F)
Density 0.74 g/cm³ at 20°C
Solubility Slightly soluble in water (4.8 g/L at 20°C); miscible with most organic solvents
Viscosity 0.36 mPa·s at 25°C
Flash Point -28°C (-18°F) (closed cup)

Hazard Symbols

Flammables
Irritants/Sensitisers/Other Hazards
Environmental Hazard

FAQs

1. What is the current price of Methyl-tert-butyl-ether in India?
The price of Methyl-tert-butyl-ether can vary based on factors such as purity, quantity, etc. For the most accurate and competitive pricing, please contact us at +91-22-4343 2121 directly for a customized quote tailored to your needs.

2. Where can I buy Methyl-tert-butyl-ether in India?
You can purchase Methyl-tert-butyl-ether from MULTICHEM, a leading importer with a reputation for quality and reliability. We provide convenient options for bulk orders and direct shipments across India. For more details on how to place an order, please visit our website or contact our sales team.

3. What is the minimum order quantity (MOQ) for Methyl-tert-butyl-ether?
Our minimum order quantity (MOQ) for Methyl-tert-butyl-ether is designed to cater to both small-scale and large-scale needs. The MOQ depends on the packing size of the product which could range from 25 kg to 250kg.

4. How can I ensure the quality of Methyl-tert-butyl-ether supplied by Multichem?
We adhere to stringent quality control processes to ensure that our products meet the highest standards of purity and effectiveness. They undergo rigorous testing and quality checks to guarantee that they comply with industry specifications. We provide a Certificate of Analysis (CoA) with every shipment to ensure transparency and quality assurance.