Piperonyl Butoxide CAS 51-03-6
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Category：Other Chemicals Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Piperonyl Butoxide (PBO) Technical Data Sheet
CAS No.: 51-03-6 | EC No.: 200-076-7
1. Chemical Identification
| Property | Specification |
|---|---|
| IUPAC Name | 5-[[2-(2-butoxyethoxy)ethoxy]methyl]-6-propyl-1,3-benzodioxole |
| Molecular Formula | C₁₉H₃₀O₅ |
| Molecular Weight | 356.45 g/mol |
| Appearance | Clear yellow viscous liquid |
| Density | 1.059 g/mL at 25°C |
| Boiling Point | 180°C (1 mmHg) |
| Refractive Index | n<sup>20</sup><sub>D</sub> 1.498 |
| Vapor Pressure | 1.7×10⁻⁶ mmHg at 25°C |
Synonyms:
PBO, α-[2-(2-Butoxyethoxy)ethoxy]-4,5-methylenedioxy-2-propyltoluene
2. Key Applications
Grain Storage Protection
- Target Pests:
✓ Rice weevils (Sitophilus oryzae)
✓ Wheat beetles
✓ Bean weevils - Synergistic Formulations:
✓ Pyrethroid combinations (1:10 ratio)
✓ Carbamate insecticide enhancer
Efficacy Data
| Formulation | Mortality Rate |
|---|---|
| Pyrethroid alone | 46% |
| Pyrethroid + PBO (30mg+400mg) | 92% |
Application Methods
- 0.05-0.2% emulsifiable concentrates
- Dust formulations for stored grains
3. Product Advantages
✔ Potent Synergist – 2× efficacy enhancement for pyrethroids
✔ Broad Compatibility – Works with multiple insecticide classes
✔ Storage Stability – Maintains potency for 2+ years
4. Physical & Chemical Properties
- Solubility:
- Water: 14.3 mg/L at 25°C
- Organic solvents: Miscible with most
- Stability:
- Stable under normal storage conditions
- Resistant to UV degradation
5. Handling & Storage
| Parameter | Requirement |
|---|---|
| Storage Temp | 0-30°C (original container) |
| Packaging | 200L polyethylene drums |
| Shelf Life | 24 months |
| Special Notes | Keep away from strong oxidizers |
6. Safety Information
Warning!
- H302: Harmful if swallowed
- H411: Toxic to aquatic life with long-lasting effects
Protective Measures:
- P273: Avoid release to environment
- P280: Wear protective gloves/clothing
- P301+P312: IF SWALLOWED: Call poison center
7. Quality Specifications
- Purity: ≥90% (GC)
- Moisture Content: ≤0.5%
- Related Substances: ≤5.0%
Disclaimer:
This product is for professional pest control use only. Grain treatment requires proper residue management. Always follow local MRL regulations.
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