Piperonylbutoxide
Piperonylbutoxide (CAS: 51-03-6), a chemical compound with the formula C19H30O5 and a molecular weight of 338.44 g/mol, is a synthetic organic building block. Its primary application is as a synergist in insecticide formulations, enhancing the efficacy of pesticides by inhibiting metabolic detoxification pathways in insects. This compound is also utilised in various chemical synthesis processes, serving as a valuable intermediate. Tech Serve Solutions offers Piperonylbutoxide with an assay of 90%.
- IUPAC
- 2-(2-Butoxyethoxy)ethyl (6-propylpiperonyl) ether,4,5-Methylenedioxy-2-propylbenzyldiethyleneglycol butyl ether
- Synonyms
- 2-(2-Butoxyethoxy)ethyl (6-propylpiperonyl) ether4,5-Methylenedioxy-2-propylbenzyldiethyleneglycol butyl ether

Insecticide Synergist
Piperonylbutoxide is widely used as a synergist in pesticide formulations. It acts by inhibiting cytochrome P450-dependent monooxygenases in insects, which are responsible for metabolising and detoxifying insecticides, thereby increasing the potency and duration of action of the active ingredients.
Chemical Synthesis Intermediate
As an organic building block, Piperonylbutoxide serves as an intermediate in the synthesis of more complex organic molecules. Its unique structure can be incorporated into various chemical structures for research and development purposes.
Research and Development
This compound is employed in laboratory settings for research into pest control mechanisms and for exploring new synthetic routes and chemical entities.
| Molecular weight | 338.44 |
|---|---|
| Empirical formula | C19H30O5 |
| Assay | 90% |
| Boiling point | 155 °C/0.3 mmHg(lit.) |
| Density | 1.059 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.498(lit.) |
| Solubility | water: slightly soluble0.0289 g/L at 20.4 °C |

Hazard statements
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 171 °C / 339.8 °F |
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50/53 |
| Safety statements (S) | 60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Piperonylbutoxide used for?
+
Piperonylbutoxide (CAS: 51-03-6) is primarily used as a synergist in insecticide formulations to enhance pesticide efficacy and as an intermediate in chemical synthesis.
What are the CAS number and formula for Piperonylbutoxide?
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The CAS number for Piperonylbutoxide is 51-03-6, and its molecular formula is C19H30O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Piperonylbutoxide with an assay of 90%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should Piperonylbutoxide be handled safely?
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Piperonylbutoxide is classified as hazardous to the aquatic environment (H410). Handle with care, using eyeshields and gloves, and avoid release into the environment (P273, P501). Refer to the Safety Data Sheet for comprehensive handling information.
How is Piperonylbutoxide packed and shipped?
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Piperonylbutoxide is typically packed according to industry standards for chemical transport. As a global supplier, Tech Serve Solutions exports chemicals worldwide, adhering to all relevant shipping regulations.
How can I request a quote or sample for Piperonylbutoxide?
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To request a quote or sample, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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