4-Amino-3-hydroxynaphthalene-2,7-disulfonic acid CAS 2007-20-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2007-20-7 |
| Molecular Formula | C10H9NO7S2 |
| Molecular Weight | 319.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Amino-3-hydroxynaphthalene-2,7-disulfonic acid (CAS 2007-20-7) pharmaceutical standards reference standard. Molecular formula: C10H9NO7S2. Molecular weight: 319.31 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C10H9NO7S2 |
| Molecular Weight | 319.31 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
- 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid (CAS 130-23-4)
- 1-Amino-8-naphthol-2,4-disulfonic acid (CAS 82-47-3)
- 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid (CAS 6535-70-2)
- 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acid (CAS 90-40-4)
- Methyl 4-amino-1-(2-methoxy-4-(methoxycarbonyl)benzyl)-1H-pyrazole-5-carboxylate (CAS 2410517-85-8)
- Methyl 6-amino-6-deoxy-2,3,4-tracetate-D-glucopyranoside (CAS 715649-25-5)
- 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic Acid (CAS 90-20-0)
- 3-Amino-6-phenyl-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carbonitrile (CAS 104960-55-6)
Recommended Standards
- 4'-(Pyridin-4-yl)-[1,1'-biphenyl]-3,5-dicarboxylic acid (CAS 2022152-71-0)
- 4-Bromo-5-ethyl-3-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole (CAS 2755144-50-2)
- 3-Ethoxy-4-[2-(2-methyl-5-nitro-1h-imidazol-1-yl)ethoxy]benzaldehyde (CAS 727983-34-8)
- 3-((Methylsulfonyl)thio)propanoic acid (CAS 92953-12-3)
- Methyl 2-methyl-2-(methylamino)-4-(1h-1,2,4-triazol-1-yl)butanoate (CAS 1251255-06-7)
- 2-(Azetidin-3-yl)nicotinic acid (CAS 1260752-22-4)
- 2-bromo-6,7-dichloro-1H-benzimidazole (CAS 173460-79-2)
- Methyl 2-(Bromomethyl)-4-methoxybenzoate (CAS 15365-25-0)
- (+)-Isomenthol (CAS 23283-97-8)
- 98035-79-1 Small cardioactive peptide A L-Methioninamide, L-alanyl-L-arginyl-L-prolylglycyl-L-tyrosyl-L-leucyl-L-alanyl-L-phenylalanyl-L-prolyl-L-arginyl- SCPA (CAS 98035-79-1)
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