Definition

Noun: 1. Any of three liquid acetates: A chemical term for any of three distinct liquid esters (monoacetin, diacetin, or triacetin) formed by the reaction of acetic acid and glycerol (glycerin), typically under heating.

Usage Examples

• Noun:
  • The chemist synthesized acetin to study its properties as a plasticizer.
  • Triacetin, a form of acetin, is commonly used in the food and tobacco industries.

Advanced Usage

• Chemical Context: In industrial and laboratory settings, "acetin" specifically refers to the mixture or the individual compounds resulting from the acetylation of glycerol. The type (mono-, di-, or tri-) specifies how many acetyl groups are attached.
  • The degree of acetylation determines whether the product is monoacetin, diacetin, or triacetin.

Variants and Related Words

• Triacetin (n): The triester of glycerol and acetic acid, the most common form of acetin used in industry.
• Monoacetin (n): The monoester of glycerol and acetic acid.
• Diacetin (n): The diester of glycerol and acetic acid.
• Acetylated (adj): Describes a compound that has undergone a reaction introducing an acetyl group.

Synonyms

• Glyceryl acetate: A more systematic chemical name.
• Acetic ester of glycerol: A descriptive synonym.

Noun

1. any of three liquid acetates that are formed when acetic acid and glycerin are heated together