Description

DNP (2,4-Dinitrophenol)

Overview

2,4-Dinitrophenol (DNP) is a synthetic industrial chemical belonging to the nitrophenol family. It has historically been used in various industrial applications, including the manufacture of dyes, wood preservatives, photographic chemicals, and certain chemical intermediates.

DNP is a yellow crystalline compound with characteristic physical and chemical properties that require careful handling and storage in laboratory and industrial environments. Due to its hazardous nature, it is subject to strict regulations in many countries.

Physical Characteristics

  • Chemical Name: 2,4-Dinitrophenol
  • Chemical Formula: C₆H₄N₂O₅
  • Molecular Weight: 184.11 g/mol
  • Appearance: Yellow crystalline solid
  • Solubility: Slightly soluble in water; more soluble in certain organic solvents
  • Storage: Store in a cool, dry, well-ventilated area away from incompatible materials.

Handling Considerations

Because of its hazardous properties, DNP should only be handled by appropriately trained personnel using suitable laboratory safety procedures and personal protective equipment. Storage and handling should comply with applicable regulations and institutional safety requirements.

Packaging

Typical laboratory packaging may include:

  • Secure chemical-resistant container
  • Tamper-evident closure
  • Batch identification
  • Product labeling
  • Protective outer packaging

Quality Assurance

Laboratory-grade DNP is generally accompanied by quality documentation that may include:

  • Identity verification
  • Purity analysis
  • Batch documentation
  • Packaging inspection
  • Stability monitoring