1-Hydroxy-2-naphthoic acid
1-Hydroxy-2-naphthoic acid (CAS: 86-48-6, HOC10H6CO2H) is a naphthoic acid derivative with a molecular weight of 188.18 g/mol. This organic compound typically appears as a solid. It serves as a valuable building block in organic synthesis, particularly in the creation of more complex molecules within the pharmaceutical and chemical industries. Its characteristic structure lends itself to various chemical transformations.
- IUPAC
- α-Hydroxynaphthoic acid

Organic Synthesis Intermediate
1-Hydroxy-2-naphthoic acid functions as a key intermediate in multi-step organic syntheses. Its reactive functional groups, a hydroxyl and a carboxylic acid, allow for diverse derivatization pathways.
Chemical Research and Development
Utilised in research laboratories for the development of new chemical entities and materials. Its predictable reactivity makes it a reliable starting material for exploring novel chemical structures.
Building Block for Complex Molecules
Serves as a foundational component for constructing larger, more intricate organic molecules. It is frequently employed in academic and industrial R&D settings.
| Molecular weight | 188.18 |
|---|---|
| Linear formula | HOC10H6CO2H |
| Assay | ≥97.0% |
| Solubility | alcohol: freely solublebenzene: freely solublecold water: insolublediethyl ether: freely soluble |
| Melting point | 195-200 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 150 °C / 302 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Hydroxy-2-naphthoic acid used for?
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1-Hydroxy-2-naphthoic acid is primarily used as an intermediate in organic synthesis and as a building block for creating more complex chemical structures in research and development.
What are the CAS number and chemical formula for 1-Hydroxy-2-naphthoic acid?
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The CAS number is 86-48-6, and the chemical formula is HOC10H6CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Hydroxy-2-naphthoic acid with an assay of ≥97.0%. This product is not supplied as USP, BP, EP, or any other pharmacopoeia grade.
How should 1-Hydroxy-2-naphthoic acid be handled safely?
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Handle 1-Hydroxy-2-naphthoic acid with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. It is classified as a Warning with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
How is 1-Hydroxy-2-naphthoic acid supplied and exported by TSS?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1-Hydroxy-2-naphthoic acid. Packaging and shipping comply with international regulations for chemical transport.
How can I request a sample or quote for 1-Hydroxy-2-naphthoic acid?
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To request a sample or a quote, please contact our sales department through the contact information provided on the Tech Serve Solutions website.
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