2-Amino-4,8-naphthalenedisulfonic acid CAS 131-27-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131-27-1 |
| Molecular Formula | C10H9NO6S2 |
| Molecular Weight | 303.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Amino-4,8-naphthalenedisulfonic acid (CAS 131-27-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H9NO6S2. Molecular weight: 303.31 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H9NO6S2 |
| Molecular Weight | 303.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Amino Standards
- Amino-S Acid (CAS 117-55-5)
- 2-Amino-1,5-naphthalenedisulfonic acid (CAS 117-62-4)
- 8-Amino-1,6-naphthalenedisulfonic acid sodium salt (CAS 129-91-9)
- 2-Amino-4-(4-methoxyphenyl)-5H-indeno[1,2-d]pyrimidin-5-one (CAS 713514-51-3)
- 2'-Amino-6'-(hydroxymethyl)-1-methyl-8'-oxo-8'H-spiro[piperidine-4,4'-pyrano[3,2-b]pyran]-3'-carbonitrile (CAS 674805-26-6)
- 7-Amino-1,3-naphthalenedisulfonic acid (CAS 86-65-7)
- 2-(4-(4-Amino-2-(trifluoromethyl)benzyl)piperazin-1-yl)ethanol (CAS 859027-17-1)
- 2-Amino-6-methyl-5-(3-((4-nitrophenyl)amino)propyl)pyrimidin-4(3H)-one (CAS 899-86-5)
Recommended Standards
- Tert-butyl (E)-5-(3-methoxy-3-oxoprop-1-en-1-yl)-1H-pyrazolo[3,4-b]pyridine-1-carboxylate (CAS 1305332-66-4)
- Benzyl (4-(dimethoxymethyl)pyrimidin-2-yl)carbamate (CAS 1312764-25-2)
- 5-Aminonaphthalene-1,3-disulfonic acid (CAS 13306-42-8)
- 3,5-Diphenyl-1-propylpyridazin-4(1H)-one (CAS 59591-33-2)
- 2,4,6-Tris(2-ethoxyethoxy)-1,3,5,2,4,6-trioxatriborinane (CAS 64583-01-3)
- 1-(6-(Indolin-1-yl)-2-methylpyridin-3-yl)ethan-1-amine (CAS 1355236-38-2)
- 2-Benzyl-5-bromobenzo[d]oxazole (CAS 915921-41-4)
- 6-(3-Chloropropoxy)isoquinolin-1(2H)-one (CAS 913614-06-9)
- 3-Hydroxy-2-(6-methylpyridin-2-yl)-3-phenylisoindolin-1-one (CAS 3532-40-9)
- Semaglutide Impurity 7 (CAS CATO-C4X-22267)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com