4-Chloro-1-naphthol
4-Chloro-1-naphthol (CAS: 604-44-4) is an organic compound with the chemical formula ClC10H6OH and a molecular weight of 178.61 g/mol. This naphthalene derivative is primarily utilised as a building block in organic synthesis and chemical research. Its phenolic structure and chlorine substituent make it a versatile intermediate for creating more complex molecules. Tech Serve Solutions supplies this reagent for laboratory and industrial applications.

Organic Synthesis Intermediate
4-Chloro-1-naphthol serves as a valuable intermediate in the synthesis of various organic compounds. Its reactivity allows for further functionalization in multi-step chemical processes.
Research and Development
This compound is employed in research laboratories for exploring new chemical reactions and developing novel materials. Its specific structure is useful in academic and industrial R&D settings.
Analytical Reagent
In certain analytical procedures, 4-Chloro-1-naphthol can be used as a chromogenic reagent. Its ability to undergo specific reactions can aid in the detection or quantification of certain substances.
| Molecular weight | 178.61 |
|---|---|
| Linear formula | ClC10H6OH |
| Assay | 97% |
| Storage temperature | −20°C |
| Melting point | 118-121 °C(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 |
|---|---|
| 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 4-Chloro-1-naphthol used for?
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4-Chloro-1-naphthol is primarily used as a building block in organic synthesis and in chemical research and development. It can also find applications as an analytical reagent.
What is the CAS number and chemical formula for 4-Chloro-1-naphthol?
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The CAS number for 4-Chloro-1-naphthol is 604-44-4, and its chemical formula is ClC10H6OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-1-naphthol with an assay of 97%. This product is suitable for research and technical applications. Tech Serve Solutions does not represent this product as USP, BP, or EP grade.
How should 4-Chloro-1-naphthol be handled?
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Handling 4-Chloro-1-naphthol requires appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is classified as a warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
How is 4-Chloro-1-naphthol stored and shipped?
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4-Chloro-1-naphthol should be stored at -20°C. Tech Serve Solutions can expertly pack, ship, and export this chemical globally.
How can I request a sample or quote for 4-Chloro-1-naphthol?
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To request a sample or a quote for 4-Chloro-1-naphthol, please contact our sales team through the website or by phone.
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