4-Amino-1-naphthalenesulfonic acid sodium salt hydrate
4-Amino-1-naphthalenesulfonic acid sodium salt hydrate (CAS: 123333-48-2), with the linear formula H2NC10H6SO3Na · xH2O, is a hydrated sodium salt of naphthionic acid. This organic compound, featuring both an amino group and a sulfonic acid salt on a naphthalene core, serves as a valuable intermediate in chemical synthesis. Its structure makes it suitable for use as a building block in the creation of more complex organic molecules, particularly in the dye and pharmaceutical industries.
- IUPAC
- 1-Naphthylamine-4-sulfonic acid sodium salt,Naphthionic acid sodium salt,Sodium 4-amino-1-naphthalenesulfonate
- Synonyms
- 1-Naphthylamine-4-sulfonic acid sodium saltNaphthionic acid sodium saltSodium 4-amino-1-naphthalenesulfonate
Chemical Synthesis Intermediate
This compound acts as a versatile building block in organic synthesis. Its reactive amino and sulfonic acid salt functionalities allow for its incorporation into a variety of complex molecular structures.
Dye Precursor
As a derivative of naphthionic acid, it can be utilised in the synthesis of azo dyes and other colorants, leveraging the chromophoric properties of the naphthalene system.
Pharmaceutical Intermediate
The structural features of 4-Amino-1-naphthalenesulfonic acid sodium salt hydrate lend themselves to its use in the development pathways for certain pharmaceutical compounds.
| Molecular weight | 245.23 (anhydrous basis) |
|---|---|
| Linear formula | H2NC10H6SO3Na · xH2O |
| Impurities tested | ~25% water |
| Melting point | 280 °C (dec.)(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 |
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-Amino-1-naphthalenesulfonic acid sodium salt hydrate used for?
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4-Amino-1-naphthalenesulfonic acid sodium salt hydrate is primarily used as a building block and intermediate in chemical synthesis, particularly in the production of dyes and potentially pharmaceuticals.
What is the CAS number and chemical formula?
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The CAS number is 123333-48-2, and the linear chemical formula is H2NC10H6SO3Na · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with approximately 25% water content. We do not represent it as USP, BP, or EP grade; it is suitable for research and general chemical synthesis purposes.
How should this chemical be handled safely?
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This compound is a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation to avoid dust inhalation (P261, P305 + P351 + P338).
Is this chemical a controlled substance?
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Based on the provided data, there is no indication that 4-Amino-1-naphthalenesulfonic acid sodium salt hydrate is a controlled substance.
How is this product packed and shipped?
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Products are carefully packed according to international shipping regulations and can be exported globally by Tech Serve Solutions.
How can I request a sample or quote?
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To request a sample or a detailed quotation, please contact our sales team via the website or provide your inquiry through our online portal.
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