2,2′-Dinaphthylamine
2,2′-Dinaphthylamine (CAS: 532-18-3) is a nitrogen-containing organic compound with the molecular formula C20H15N and a molecular weight of 269.34 g/mol. This amine serves as a valuable building block in chemical synthesis, particularly for creating larger organic molecules. It is supplied by Tech Serve Solutions with a minimum assay of 95%.
- IUPAC
- N-2-Naphthalenyl-2-naphthalenamine
- Synonyms
- N-(2-Naphthyl)-2-naphthylamine2-Naphthalenamine, N-(2-naphthalenyl)-N,N'-Di-2-naphthylamine

Organic Synthesis Intermediate
2,2′-Dinaphthylamine functions as a key intermediate in the synthesis of complex organic molecules. Its chemical structure makes it suitable for various coupling reactions and functional group transformations.
Building Block for Advanced Materials
This compound can be utilised in the development of novel materials, leveraging its aromatic structure and reactive amine group for polymerisation or incorporation into functional materials.
Research and Development
As a laboratory reagent, 2,2′-Dinaphthylamine is employed in research settings for exploring new chemical pathways and developing innovative compounds.
| Molecular weight | 269.34 |
|---|---|
| Empirical formula | C20H15N |
| Assay | 95% |
| Melting point | 168-173 °C |


Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P501Dispose of contents and container per local regulations
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-43-50/53 |
| Safety statements (S) | 36/37-60-61 |
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 2,2′-Dinaphthylamine used for?
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2,2′-Dinaphthylamine is primarily used as an intermediate in organic synthesis and as a building block for advanced materials in research and development.
What are the CAS number and formula for 2,2′-Dinaphthylamine?
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The CAS number for 2,2′-Dinaphthylamine is 532-18-3, and its molecular formula is C20H15N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2′-Dinaphthylamine with a minimum assay of 95%. This product is not represented as USP, BP, EP, or pharmaceutical grade.
How should 2,2′-Dinaphthylamine be handled safely?
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2,2′-Dinaphthylamine is harmful if swallowed, may cause an allergic skin reaction, and is very toxic to aquatic life with long lasting effects. Handle with appropriate personal protective equipment in a well-ventilated area, and avoid release to the environment. Refer to the safety data sheet for detailed guidance.
How is 2,2′-Dinaphthylamine packed and shipped?
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2,2′-Dinaphthylamine is shipped as UN 3077, Environmentally Hazardous Substance, Solid, N.O.S. (2,2′-Dinaphthylamine), 9, PGIII. It is packed according to international shipping regulations for hazardous materials, and we export globally.
How can I request a quote or sample?
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To request a quote or sample of 2,2′-Dinaphthylamine, please contact our sales team through the website or by phone, providing your specific requirements.
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