1,6-Dihydroxynaphthalene
1,6-Dihydroxynaphthalene (CAS: 575-44-0), with the molecular formula C10H6(OH)2 and a molecular weight of 160.17 g/mol, is a dihydroxy derivative of naphthalene. This organic compound serves as a versatile building block in chemical synthesis. It is commonly utilised in the production of dyes, pharmaceuticals, and other fine chemicals, owing to its reactive hydroxyl groups and naphthalene core. Tech Serve Solutions supplies this compound for research and industrial applications.
- IUPAC
- 1,6-Naphthalenediol
- Synonyms
- 1,6-NaphthalenediolNaphthalene-1,6-diolC10H6(OH)2

Dye Synthesis
1,6-Dihydroxynaphthalene is a key intermediate in the synthesis of various azo dyes and other colorants. Its naphthalene structure contributes to the chromophoric system of the final dye molecules.
Pharmaceutical Intermediates
This compound can be employed as a precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs). Its functional groups allow for diverse chemical modifications.
Organic Building Block
As a fundamental organic building block, 1,6-Dihydroxynaphthalene is valuable in academic and industrial research for constructing complex organic molecules and novel materials.
Material Science Research
The molecule's structure lends itself to applications in material science, potentially for the development of polymers or functional materials.
| Molecular weight | 160.17 |
|---|---|
| Linear formula | C10H6(OH)2 |
| Assay | ≥97.0% (HPLC) |
| Melting point | 130-133 °C(lit.)136-140 °C |

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 |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| 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 1,6-Dihydroxynaphthalene used for?
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1,6-Dihydroxynaphthalene is primarily used as a building block in chemical synthesis, particularly for the production of dyes, pharmaceutical intermediates, and in material science research.
What is the CAS number and molecular formula for 1,6-Dihydroxynaphthalene?
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The CAS number is 575-44-0 and the molecular formula is C10H6(OH)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,6-Dihydroxynaphthalene with an assay of ≥97.0% (HPLC). This is a technical/research grade material, and we do not represent it as USP, BP, or EP grade.
How should 1,6-Dihydroxynaphthalene be handled safely?
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Handle 1,6-Dihydroxynaphthalene with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation as it may cause skin irritation, serious eye irritation, and respiratory irritation (H315, H319, H335).
How is 1,6-Dihydroxynaphthalene packed and exported?
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1,6-Dihydroxynaphthalene is carefully packed according to international shipping regulations and exported globally by Tech Serve Solutions to meet diverse industrial and research needs.
How can I request a quote or sample for 1,6-Dihydroxynaphthalene?
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To request a quote or sample of 1,6-Dihydroxynaphthalene, please contact our sales team through the TSS website or by direct inquiry.
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