Piperonyl Butoxide CAS No. 51-03-6
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Category：Agrochemicals Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Piperonyl Butoxide (PBO)
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:
The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
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