4-Methoxy-2-naphthylamine p-toluenesulfonate salt
4-Methoxy-2-naphthylamine p-toluenesulfonate salt (CAS: 53863-75-5) is an organic amine salt with the molecular formula CH3OC10H6NH2·CH3C6H4SO3H and a molecular weight of 345.41 g/mol. This compound serves as a valuable building block in chemical synthesis. Its specific structure makes it suitable for various organic chemistry applications, particularly in the development of novel compounds and materials.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations in multi-step synthetic routes.
Research and Development
Employed in laboratory settings for research purposes, aiding in the exploration of new chemical reactions and the development of novel compounds.
Building Block for Specialty Chemicals
Serves as a foundational component in the construction of specialty chemicals and fine chemical products. Its unique naphthylamine structure offers specific properties for targeted applications.
| Molecular weight | 345.41 |
|---|---|
| Linear formula | CH3OC10H6NH2·CH3C6H4SO3H |
| Assay | ≥97% |
| Storage temperature | −20°C |
| Melting point | 238-240 °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-Methoxy-2-naphthylamine p-toluenesulfonate salt used for?
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This compound is primarily used as an intermediate in organic synthesis and as a building block in research and development for creating new chemical entities.
What are the CAS number and formula for 4-Methoxy-2-naphthylamine p-toluenesulfonate salt?
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The CAS number is 53863-75-5, and the linear formula is CH3OC10H6NH2·CH3C6H4SO3H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should 4-Methoxy-2-naphthylamine p-toluenesulfonate salt be handled?
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Handle with appropriate personal protective equipment including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. The compound is labelled with GHS07, signal word Warning, and hazards H315, H319, H335 (causes skin irritation, serious eye irritation, and may cause respiratory irritation).
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Methoxy-2-naphthylamine p-toluenesulfonate salt, and can fulfil international export orders.
How can I request a sample or quote?
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To request a sample or obtain a quotation, please contact our sales team through the website or by phone, providing the product name and CAS number (53863-75-5).
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