2-Naphthylamine
2-Naphthylamine (CAS 91-59-8), with the molecular formula C10H7NH2 and a molecular weight of 143.19 g/mol, is a significant organic compound. It is primarily recognised for its role in chemical synthesis and research, particularly in fields investigating carcinogens and cellular biology. This substance requires careful handling due to its documented hazardous properties.
- IUPAC
- β-Naphthylamine,2-Aminonaphthalene
- Synonyms
- 2-Aminonaphthalenebeta-Naphthylamine

Research Chemical
Used in laboratory settings for a variety of chemical synthesis and analytical studies. Its properties make it a subject of interest in toxicological and biological research, particularly concerning carcinogenicity.
Intermediate in Dye Synthesis
Historically, 2-naphthylamine has served as an intermediate in the production of azo dyes. However, due to significant health concerns, its industrial use in this capacity is now highly restricted.
Cancer Research
Due to its classification as a carcinogen, 2-naphthylamine is used in research to understand the mechanisms of chemical carcinogenesis and develop preventative strategies.
Cell Biology Studies
Investigated in cell biology to understand cellular responses to chemical mutagens and carcinogens.
| Molecular weight | 143.19 |
|---|---|
| Linear formula | C10H7NH2 |
| Boiling point | 306 °C(lit.) |
| Density | 1.061 g/mL at 25 °C(lit.) |
| Melting point | 111-113 °C(lit.) |



Hazard statements
- H302Harmful if swallowed
- H350May cause cancer
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P273Avoid release to the environment
- P308IF exposed or concerned
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1650 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 45-22-51/53 |
| Safety statements (S) | 53-45-61 |
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-Naphthylamine used for?
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2-Naphthylamine is used in research, particularly in cancer research and cell biology, and historically as an intermediate in dye synthesis. Its use is limited due to its carcinogenic properties.
What is the CAS number and molecular formula for 2-Naphthylamine?
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The CAS number for 2-Naphthylamine is 91-59-8, and its molecular formula is C10H7NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Naphthylamine as a research-grade chemical. We do not represent it as USP, BP, or EP grade. Please refer to the product specifications for detailed purity information.
How should 2-Naphthylamine be handled safely?
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2-Naphthylamine is classified as a Danger hazard with statements H302, H350, and H411, indicating it is harmful if swallowed, may cause cancer, and is toxic to aquatic life with long-lasting effects. Use with extreme caution, employing appropriate personal protective equipment such as eyeshields, gloves, and a high-efficiency respirator (e.g., N100 or P3 filter).
Is 2-Naphthylamine a controlled substance?
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The provided data does not indicate that 2-Naphthylamine is a specifically scheduled or controlled substance in all jurisdictions, however, its classification as a known human carcinogen (H350) necessitates stringent regulatory compliance and handling protocols.
How is 2-Naphthylamine packed, shipped, and exported?
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2-Naphthylamine is packed in accordance with UN 1650, Class 6.1, Packing Group II regulations for hazardous materials. Tech Serve Solutions is experienced in exporting such chemicals globally, ensuring compliance with all relevant shipping regulations.
How can I request a sample or quote for 2-Naphthylamine?
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To request a sample or a quotation for 2-Naphthylamine, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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