2-Bromo-2-Nitropropane-1,3-Diol

2-Bromo-2-Nitropropane-1,3-Diol is a white crystalline solid widely used as a preservative and antimicrobial agent. It is effective against bacteria, fungi, and yeasts, making it valuable in cosmetics, personal care, and industrial applications. Known as Bronopol, it is often used in formulations to extend product shelf life. It is recognized for its high efficiency in small concentrations.

CAS:

52-51-7

Formula:

C₃H₆BrNO₄

Molar Weight

199.99 g/mol

Melting Point

130–132 °C

Boiling Point

Decomposes before boiling

Density

1.89 g/cm³

Forms

White crystalline powder or granules

Odor

Slight characteristic odor

Key applications

  • Used as preservative in cosmetics.
  • Acts as antimicrobial in shampoos.
  • Helps extend shelf life of creams.
  • Applied in industrial water treatment systems.
  • Prevents microbial growth in detergents.

Industries

  • Cosmetics and Personal Care
  • Pharmaceuticals
  • Household Cleaning
  • Industrial Water Treatment
  • Paints and Coatings

Bronopol, BNPD, 2-Bromo-2-Nitro-1,3-Propanediol
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