6,6'-Oxybis-2-naphthalenesulfonic Acid Disodium Salt
- CAS
- 61551-82-4
- Formula
- C20H12Na2O7S2
- MW
- 474.4 g/mol
ZX-009864
Sulfur Compounds (Thiols, Sulfides, Sulfonates)
7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%
Available on request
Order 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% (CAS 87-02-5) online at Zemixal: C10H9NO4S, COA and SDS with every lot, worldwide shipping.
CAS number87-02-5
FormulaC10H9NO4S
Molar mass239.25 g/mol
Physical formPowder
HS code29420090
Purity90%
InChIKeyKYARBIJYVGJZLB-UHFFFAOYSA-N
IUPAC name7-amino-4-hydroxynaphthalene-2-sulfonic acid
About 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%
7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% sits in our sulfur Compounds (Thiols, Sulfides, Sulfonates) section and ships worldwide from stock or short lead time. Key data (90%): CAS 87-02-5, formula C10H9NO4S and molar mass 239.25 g/mol. Typical appearance is white to grey and faint beige to beige powder.
Use cases we see most often
- Dyes & pigments manufacture
- Organic synthesis
Safe handling
It carries the GHS signal word Danger (H314), so wear gloves and eye protection and work with good ventilation.
Available as 25 g, 100 g, 1 kg and 25 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Dyes & pigments manufacture
- Organic synthesis
Applications
Specifications and identifiers
| Product name | 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% |
|---|---|
| Catalogue number | ZX-009865 |
| CAS number | 87-02-5 |
| IUPAC name | 7-amino-4-hydroxynaphthalene-2-sulfonic acid |
| Molecular formula | C10H9NO4S |
| Molar mass | 239.25 g/mol |
| Exact mass | 239.0252 |
| Purity / assay | 90% |
| Physical form | Powder |
| Appearance | White to grey and faint beige to beige powder |
| XLogP3 | -0.9 |
| H-bond donors / acceptors | 3 / 5 |
| Topological polar surface area | 109 Ų |
| HS code | 29420090 |
| InChIKey | KYARBIJYVGJZLB-UHFFFAOYSA-N |
| SMILES | C1=CC2=C(C=C(C=C2C=C1N)S(=O)(=O)O)O |
| PubChem CID | 6868 |
| Synonyms | 6-Amino-1-naphthol-3-sulphonic acid, J acid, Isogamma acid, 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-, 1-Hydroxy-6-amino-3-naphthalenesulfonic acid, 2-Amino-5-naphthol-7-sulfonic Acid, I acid, 6-Amino-1-naphthol-3-sulfonic acid, Kyselina I, Aminonaphthol sulfonic acid J, 7-Amino-4-hydroxynaphthalene-2-sulphonic acid, Kyselina 2-amino-5-naftol-7-sulfonova |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H314Causes severe skin burns and eye damage
Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%
Which CAS number identifies 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%?
7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% is registered under CAS 87-02-5. You may also see it listed as 6-Amino-1-naphthol-3-sulphonic acid, J acid, Isogamma acid. Our catalogue number for this item is ZX-009865.
What are the formula and molar mass of 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%?
For 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%, its formula is C10H9NO4S and its molar mass is 239.25 g/mol. The systematic (IUPAC) name is 7-amino-4-hydroxynaphthalene-2-sulfonic acid. InChIKey KYARBIJYVGJZLB-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%?
This listing is 90% purity. Standard packs are 25 g, 100 g, 1 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% to my country?
Yes. Because 7-Amino-4-hydroxy-2-naphthalenesulphonic acid, ≥90% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
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