1-Amino-4-chloronaphthalene
1-Amino-4-chloronaphthalene (CAS: 4684-12-2; Formula: H₂NC₁₀H₆Cl; Molar Mass: 177.63) is a chlorinated aromatic amine and a valuable organic building block. It serves as a key intermediate in the synthesis of complex molecules within the pharmaceutical and chemical industries. Its structure allows for diverse chemical transformations, making it an important compound for research and development and for the creation of novel chemical entities.
- IUPAC
- 4-Chloro-1-naphthylamine
- Synonyms
- 4-Chloro-1-naphthylamine

Chemical Synthesis Intermediate
1-Amino-4-chloronaphthalene functions as a crucial intermediate in multi-step organic syntheses. Its reactive amine and chloro substituents facilitate various chemical transformations, enabling the construction of more complex molecular architectures.
Research and Development
This compound is utilised in R&D laboratories for the exploration of new chemical reactions and the development of novel compounds. Its availability supports academic and industrial research in areas such as medicinal chemistry and materials science.
Building Block for Heterocycles
As an organic building block, 1-Amino-4-chloronaphthalene can be employed in the synthesis of heterocyclic compounds. These structures are prevalent in many biologically active molecules and advanced materials.
| Molecular weight | 177.63 |
|---|---|
| Linear formula | H2NC10H6Cl |
| Assay | 98% |
| Melting point | 98-100 °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) | 26-37/39 |
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-Amino-4-chloronaphthalene used for?
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1-Amino-4-chloronaphthalene is primarily used as an intermediate in chemical synthesis and as a building block in research and development, particularly for creating novel organic compounds and heterocyclic structures.
What is the CAS number and chemical formula for 1-Amino-4-chloronaphthalene?
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The CAS number for 1-Amino-4-chloronaphthalene is 4684-12-2, and its chemical formula is H₂NC₁₀H₆Cl.
What grade and purity does Tech Serve Solutions supply for 1-Amino-4-chloronaphthalene?
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Tech Serve Solutions supplies 1-Amino-4-chloronaphthalene with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1-Amino-4-chloronaphthalene be handled safely?
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1-Amino-4-chloronaphthalene is classified as a Warning substance with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment, including a dust mask type N95, eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes.
Is 1-Amino-4-chloronaphthalene a controlled substance?
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The provided data does not indicate that 1-Amino-4-chloronaphthalene is a controlled substance.
How is 1-Amino-4-chloronaphthalene packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports fine chemicals globally, adhering to all necessary regulations for safe and compliant transport.
How can I request a sample or quote for 1-Amino-4-chloronaphthalene?
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To request a sample or quote for 1-Amino-4-chloronaphthalene, please contact our sales team through the website or by phone.
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