5-Nitrothiazole-2-carboxylic Acid CAS 39920-61-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39920-61-1 |
| Molecular Formula | C4H2N2O4S |
| Molecular Weight | 174.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Nitrothiazole-2-carboxylic Acid (CAS 39920-61-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H2N2O4S. Molecular weight: 174.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H2N2O4S |
| Molecular Weight | 174.13 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Nitrothiazole Standards
- 2-Nitrothiazole-5-carboxylic acid (CAS 59521-24-3)
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- 2-Nitrothiazole-4-carbonyl chloride (CAS 43029-01-2)
- Ethyl 2-nitrothiazole-4-carboxylate (CAS 43028-99-5)
- Ethyl 5-nitrothiazole-2-carboxylate (CAS 21943-83-9)
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Recommended Standards
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- 1-benzyl-3-(3-methylphenyl)-1H-pyrazole-4-carbaldehyde (CAS 956753-10-9)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
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