3,5-Bis-Tert-Butylsalicylic Acid CAS No. 19715-19-6

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Introduction

3,5-Bis-Tert-Butylsalicylic Acid 

CAS No.: 19715-19-6 | EC No.: 243-246-6


1. Chemical Identification

Property Specification
IUPAC Name 3,5-di-tert-butyl-2-hydroxybenzoic acid
Molecular Formula C₁₅H₂₂O₄
Molecular Weight 266.33 g/mol
Appearance Off-white to beige powder
Melting Point 157-162°C (lit.)
Acidity Coefficient pKa 3.34±0.14 (predicted)
Refractive Index 335.6±42.0°C (predicted)

Synonyms:
3,5-Di-tert-butylsalicylic acid, 3,5-DTBSA, 3,5-BTBA


2. Key Applications

Functional Materials
  • Pressure-sensitive recording paper (thermal paper coatings)
  • Polymer stabilizer (antioxidant properties)
Agrochemicals
  • Pesticide antioxidant (extends product shelf life)
Pharmaceutical Intermediates
  • Versatile building block for specialty syntheses

3. Product Advantages

✔ Excellent Stability – Maintains properties under storage
✔ Easy Handling – Powder form with good flow characteristics
✔ Multi-industry Utility – Cross-sector applications


4. Physical & Chemical Properties

  • Solubility:
    • Soluble in organic solvents (ethanol, acetone)
    • Limited water solubility
  • Thermal Stability: Stable up to 200°C

5. Handling & Storage

  • Storage Conditions:
    • Keep in tightly sealed containers
    • Store in cool, dry place (<30°C)
    • Protect from moisture
  • Shelf Life: 36 months when properly stored

6. Safety Information

Precautionary Measures:

  • P264: Wash thoroughly after handling
  • P280: Wear protective gloves/eye protection
  • P302+P352: IF ON SKIN: Wash with plenty of water

First Aid Measures:

  • Eye contact: Rinse immediately with water
  • Ingestion: Seek medical attention

7. Quality & Packaging

Specification:

  • Purity: ≥98% (HPLC)
  • Moisture: ≤0.5%

Packaging Options:

  • 1kg/aluminum foil bag
  • 25kg/fiber drum
  • Customized packaging available

Disclaimer:
This technical information is for professional reference only. Users must verify suitability for intended applications and comply with all applicable regulations. Proper safety equipment and handling procedures are required.


Why Choose Our Product?

  • Batch Consistency: Rigorous QC testing
  • Technical Support: Application expertise available
  • Global Compliance: Meets international standards

For MSDS, COA, or custom specifications, please contact our technical team.

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