Select Page


Trimethyl Orthoacetate

  • Product Name: Trimethyl orthoacetate
  • Other Names: 1,1,1-trimethoxy-ethan
  • Cas No.: 1445-45-0
  • Purity: 99.5%
  • MF: C5H12O3
  • Appearance: Colorless liquid
  • Package: Drum
  • Certificate: ISO
  • Application: It is mainly used as a chemical intermediate for the production of medicine and pesticides
  • Sample: Available

Send Email To Us


11 + 8 =

Product Detail

Trimethyl orthoacetate, also known as 1,1, 1-trimethoxy-ethane, is an organic compound, colorless transparent liquid, insoluble in water, and can be miscible with ethanol, ether, toluene, ethyl acetate, carbon tetrachloride and other organic solvents, mainly used as an important intermediate for the synthesis of methyl dichlorothrin.

Product Parameter

Synonyms 1,1,1-trimethoxy-ethan
Chemical Formula C5H12O3 CAS Number 1445-45-0
Molar mass 120.15
Appearance Colorless liquid
Odor Has a special smell, very stimulating, short duration.
Density 0.944 g/mL at 25 °C(lit.)
Boiling point 107-109°C
Vapor pressure 20 hPa (20 °C)
Refractive index 1.388
Flash point 17°C
Solubility Soluble in ethanol and ether.
Stability Decomposition in contact with water.
Sensibility Moisture Sensitive
log P 1.13 at 25°C
Storage condition Store below +30°C



1. Solvent: trimethyl acetate has good solubility and can be used as an organic solvent. It can dissolve a variety of organic compounds, such as resins, paints, adhesives, etc. Because of its low volatility, it is also commonly used as an ingredient in adhesives, paints and cleaning agents.

2. Paint: trimethyl acetate plays an important role in paint manufacturing. It is used as a solvent and diluent to adjust the viscosity and drying rate of coatings. Chemical trimethyl orthoacetate also helps the paint form a uniform, smooth coating on the surface and provides good corrosion resistance.

3. Fragrance: Trimethyl orthoacetate is widely used in food and perfume as a fragrance ingredient. It has a sweet fruity taste and can bring a pleasant aroma to food and perfumes.

4. Chemical synthesis: trimethyl orthoacetate has certain applications in chemical synthesis. It can be used as a reagent or intermediate in organic synthesis for the synthesis of other organic compounds. Possible applications include dyes, pesticides, medicine and other fields.

5. Cleaning agent: trimethyl orthoacetate is also used as a cleaning agent and detergent component. Its good solubility and cleaning ability can help dissolve and remove stains and oils.

Multiple uses of products

It uses in Chemical Manufacturing,Pharmaceutical Industry,Flavors and Fragrances Industry,Agrochemical Industry,Chemical Research and Development,Plastics and Polymers Industry,Textile Industry