Tert-Butylhydroquinone

Tert - Butylhydroquinone

tert-Butylhydroquinone (TBHQ), also known as tertiary butylhydroquinone, is a synthetic aromatic organic compound used as a food preservative.

Chemical Formula: C₄H₆O₄

CAS Number: 1948-33-0

Appearance: white to light tan crystalline powder

Uses:

• Prevents Oxidation: Acts as an antioxidant to prevent spoilage caused by oxidation (fats becoming rancid) in various processed foods, particularly those containing unsaturated fats and oils.

• Extends Shelf Life: It helps extend the shelf life of these foods by delaying rancidity and preserving flavor.

• Antioxidant in Fuels: It helps prevent fuel degradation and engine deposits in automotive and industrial engines.

Industry and Common Applications:

• Cosmetic & Personal Care: In cosmetic formulations, TBHQ can help maintain color stability and prevent discoloration of products containing sensitive or light-sensitive ingredients.

• Polymer and Plastics Industry: It is used as a stabilizer or antioxidant additive in polymer and plastic formulations to improve thermal stability, and reduce degradation.

• Printing and Ink Industry: It maintains the print quality and durability on various substrates, including paper, cardboard, and plastics.