Glycerin - C3H8O3

What is Glycerin?

Glycerin is a simple poly compound. This solvent has a chemical formula C3H8O3. It is also known as Glycerol or glycerine.

It is hygroscopic in nature. It is found in lipids like triglycerides and is obtained from animal and plant sources. It is water-soluble due to three three hydroxyl groups.

It is colourless and viscous. It is non-toxic, odourless and has a sweet taste. It is widely used as a sweetening agent, solvent, pharmaceutical agent or emollient. It is miscible with water. Glycerin is produced through saponification, hydrolysis, transesterification of triglycerides. Synthetic glycerol can be produced by propylene.

Properties of Glycerin – C3H8O3

C3H8O3 Glycerin
Molecular Weight/ Molar Mass 92.09 g/mol
Density 1.261 g/cm³
Boiling Point 290 °C
Melting Point 17.8  °C

Glycerin Structure – C3H8O3

Glycerin Structure

Structure of Glycerine

Glycerin Uses – C3H8O3

The list of uses of glycerin is given below.

  • It is used in the food industry as a sweetener and preservative
  • It is used in liqueurs as a thickening agent
  • It is used in low-fat food like cookies as a filler
  • It is used as a lubricant
  • It is used in the treatment of severely increased eye pressure
  • It has a moisturizing property and hence is used to prevent dry skin
  • It is used pharmaceutical industries in making of cough syrups
  • It is used in skincare products and toothpaste
  • It is used electronic cigarette liquid
  • It is used in explosives such as dynamite
  • It is used as fill to damp vibrations in pressure gauge
  • It is used in film industries to avoid quick drying of water areas.

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Learn more about the properties, production and the structure of C3H8O3 from the expert faculties at BYJU’S.

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