Acetaldehyde - C2H4O

What is Acetaldehyde (C2H4O)?

C2H4O is an organic chemical compound with chemical name Acetaldehyde. It is also called as MeCHO. It is miscible with naptha, gasoline, xylene, ether, turpentine, alcohol and benzene. It has no color and is a flammable liquid. It has a suffocating smell. It is non-corrosive to many metals but when It has a narcotic action and can cause mucous irritation.

It is widely used in the manufacturing of perfumes, drugs, acetic acid, flavoring agent, dyes, etc. When acetaldehyde is applied externally for prolonged periods it is toxic. Acetaldehyde was first observed in the year 1774 by the Swedish pharmacist/chemist Carl Wilhelm Scheele.

Properties of Acetaldehyde – C2H4O

C2H4O Acetaldehyde
Molecular Weight/ Molar Mass 44.05 g/mol
Density 0.784 g/cm3
Boiling Point 20.2 °C
Melting Point -123.5 °C

Acetaldehyde structure (C2H4O Structure)

Acetaldehyde (C2H4O ) Uses

  • It was used as a precursor to acetic acid.

  • It is used as a precursor to pyridine derivatives, crotonaldehyde, and pentaerythritol.

  • Used in the manufacturing of resin.

  • It is used to produce polyvinyl acetate.

  • It is used in the manufacturing of disinfectants, perfumes, and drugs

  • It is used in the production of chemicals such as acetic acid.