1-Naphthoxyacetic acid
1-Naphthoxyacetic acid (CAS: 2976-75-2), a carboxylic acid with the molecular formula C10H7OCH2CO2H and a molecular weight of 202.21 g/mol, is a key organic building block. It is primarily utilised in scientific research and chemical synthesis. With an assay of 98%, this compound serves as a valuable reagent in various laboratory applications.

Analytical Chemistry Standard
1-Naphthoxyacetic acid functions as an internal standard in the quantitative determination of sulphonamides. This application is particularly relevant in analytical methods employing capillary electrophoresis combined with solid-phase extraction for complex sample matrices.
Organic Synthesis Intermediate
As a versatile building block, this carboxylic acid derivative is employed in the synthesis of more complex organic molecules. Its structure allows for various chemical transformations, making it a useful intermediate in multi-step synthetic pathways.
Research and Development
This compound is utilised in research laboratories for exploring new chemical reactions and developing novel compounds. Its availability as a reagent supports advancements in various fields of chemical science.
| Molecular weight | 202.21 |
|---|---|
| Linear formula | C10H7OCH2CO2H |
| Assay | 98% |
| Application | 1-Naphthoxyacetic acid has been used as internal standard in quantitative determination of sulphonamides in meat by capillary electrophoresis with solid-phase extraction method1. |
| Melting point | 195-197 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1-Naphthoxyacetic acid used for?
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1-Naphthoxyacetic acid is primarily used as an internal standard in analytical chemistry for the determination of sulphonamides and as a building block in organic synthesis and chemical research.
What are the CAS number and chemical formula for 1-Naphthoxyacetic acid?
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The CAS number for 1-Naphthoxyacetic acid is 2976-75-2, and its chemical formula is C10H7OCH2CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Naphthoxyacetic acid with an assay of 98%. This is a technical/research grade chemical, and TSS does not represent it as USP, BP, or EP grade.
What are the safety precautions for handling 1-Naphthoxyacetic acid?
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When handling 1-Naphthoxyacetic acid, it is essential to wear eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) should be used. The compound has a WGK rating of 3 in Germany.
How is 1-Naphthoxyacetic acid packed and shipped?
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1-Naphthoxyacetic acid is carefully packed according to industry standards to ensure safe transit. Tech Serve Solutions exports chemicals globally to meet the needs of researchers and industries worldwide.
How can I request a quote or sample of 1-Naphthoxyacetic acid?
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To request a quote or a sample of 1-Naphthoxyacetic acid, please contact our sales department through the website or by phone. Our team will be pleased to assist you.
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