4-Nitro-2-sulfobenzoic acid CAS 22952-26-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22952-26-7 |
| Molecular Formula | C7H5NO7S |
| Molecular Weight | 247.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Nitro-2-sulfobenzoic acid (CAS 22952-26-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H5NO7S. Molecular weight: 247.18 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H5NO7S |
| Molecular Weight | 247.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Nitro Standards
- 2-Nitro-4-sulfobenzoic acid (CAS 552-23-8)
- 1-(2-Nitro-4-(trifluoromethyl)phenyl)propan-2-one (CAS 57330-58-2)
- 3-[(3-nitro-1h-pyrazol-1-yl)methoxy]benzaldehyde (CAS 1006435-82-0)
- 3-((4-Nitro-1h-pyrazol-1-yl)methoxy)benzaldehyde (CAS 1006436-08-3)
- 4-((3-Nitro-1h-pyrazol-1-yl)methoxy)benzaldehyde (CAS 1006953-42-9)
- 4-[(4-nitro-1H-pyrazol-1-yl)methoxy]benzaldehyde (CAS 1006953-87-2)
- 1-(7-Nitro-2,3-dihydro-1,4-benzodioxin-6-yl)-1H-imidazole (CAS 1020242-98-1)
- 1-(4-Nitro-benzyl)-1H-pyrazole-4-carboxylic acid (CAS 1153368-80-9)
Recommended Standards
- 6-bromo-3-methyl-quinolin-2-amine (CAS 203506-01-8)
- 2-((3-(Trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)amino)ethan-1-ol (CAS 309741-26-2)
- 7-bromo-1-ethyl-6-methyl-indazole (CAS 2092549-55-6)
- 2-(Furan-2-yl)-2,3-dihydro-1H-benzo[d]imidazole (CAS 344417-73-8)
- [S(S)]-N-[(R)-[2-(Diphenylphosphino)phenyl]-1-naphthalenylmethyl]-2-methyl-2-propanesulfinamide (CAS 2419935-12-7)
- 5-Perfluorohexyl-2,2′-bithiophene (CAS 327630-34-2)
- 2-chloro-1-(8-fluoro-2,4-dihydrobenzo[5,6]thiino[4,3-c]pyrazol-2-yl)ethan-1-one (CAS 259683-67-5)
- Butyl (2,2,3,3,4,4,5,5,6,6,6-undecafluorohexyl) carbonate (CAS 1980086-62-1)
- 8-Oxabicyclo[3.2.1]octan-3-amine hydrochloride (CAS 1630906-33-0)
- Liraglutide Impurity 16 TFA Salt (CAS CATO-C4X-199216)
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