Sodium 2-mercapto-1H-benzo[d]imidazole-5-sulfonate CAS 53918-03-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 53918-03-9 |
| Molecular Formula | C7H5N2O3S2 Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Sodium 2-mercapto-1H-benzo[d]imidazole-5-sulfonate (CAS 53918-03-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5N2O3S2 Na. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5N2O3S2 Na |
| Molecular Weight | 252.24 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) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Sodium Standards
- N-{3-[(5-mercapto-1,3,4-thiadiazol-2-yl)amino]phenyl}acetamide (CAS 1000933-13-0)
- 5-Mercapto-1-methyl-1H-1,2,3-triazole-4-carbothioamide (CAS 100097-69-6)
- 4-Mercapto-N-methyl-1H-1,2,3-triazole-5-carboxamide (CAS 100097-71-0)
- 2-Mercapto-3-(3-(5-methyl-1H-pyrazol-1-yl)propyl)quinazolin-4(3H)-one (CAS 1003993-45-0)
- 1-Ethyl-2-mercapto-1h-benzo[d]imidazole-5-carboxylic acid (CAS 100440-62-8)
- 2-Mercapto-1-(piperidin-1-yl)ethan-1-one (CAS 1005-05-6)
- 5-(5-Mercapto-4-methyl-4h-1,2,4-triazol-3-yl)-1-methyl-1h-pyrazole-3-carboxylic acid (CAS 1005580-13-1)
- (5E)-2-Mercapto-5-(4-methoxybenzylidene)-3-phenyl-3,5-dihydro-4h-imidazol-4-one (CAS 101444-70-6)
Recommended Standards
- n-(Benzyloxy)-2-methoxyacetamide (CAS 1211398-30-9)
- Tert-butyl (1-cyanopropan-2-yl)(methyl)carbamate (CAS 1311315-14-6)
- 6-Chloropyrimidine-2(1H)-thione (CAS 63096-74-2)
- 1-(Benzo[b]thiophen-4-yl)piperazine dihydrochloride (CAS 1677681-05-8)
- 3-(1H-Benzimidazol-2-yl)-2,3-dihydroxypropanoic acid (CAS 49671-84-3)
- 6-chloro-N-pentylpyrimidin-4-amine (CAS 941294-44-6)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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