3-Nitrothiophene-2,5-dicarboxylic acid CAS 1437794-39-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1437794-39-2 |
| Molecular Formula | C6H3NO6S |
| Molecular Weight | 217.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Nitrothiophene-2,5-dicarboxylic acid (CAS 1437794-39-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H3NO6S. Molecular weight: 217.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H3NO6S |
| Molecular Weight | 217.16 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.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Nitrothiophene Standards
- 2-Nitrothiophene-3,4-dicarboxylic acid (CAS 932032-15-0)
- 5-Methyl-4-nitrothiophene-2-sulfonamide (CAS 905839-54-5)
- 2-Nitrothiophene-3-sulfonamide (CAS 1421601-53-7)
- 5-Nitrothiophene-2-sulfonamide (CAS 17510-82-6)
- 5-Nitrothiophene-3-sulfonamide (CAS 55673-75-1)
- 2-nitrothiophene-3-sulfonyl chloride (CAS 1421602-28-9)
- 4-nitrothiophene-2-sulfonyl chloride (CAS 40358-04-1)
- 5-Nitrothiophene-2-sulfonyl chloride (CAS 36035-01-5)
Recommended Standards
- 2-(4-Fluoro-3-methyl-5-(trifluoromethyl)phenyl)acetonitrile (CAS 1373920-75-2)
- 2-((5-Nitrothiazol-2-yl)amino)-2-oxoacetic acid (CAS 1448075-11-3)
- 2-(2-Fluoro-5-methyl-4-(trifluoromethyl)phenyl)acetonitrile (CAS 1323966-11-5)
- 2-Chloro-2-oxoethyl benzoate (CAS 54150-57-1)
- (S)-Benzyl ((1-(2-aminopropanoyl)piperidin-4-yl)methyl)(isopropyl)carbamate (CAS 1354007-27-4)
- OD9JKH5WOJ 36255-44-4 3-Bromo-1,1-dimethoxypropane EINECS 252-936-6 UNII-OD9JKH5WOJ 3-Bromopropionaldehyde dimethylacetal (CAS 36255-44-4)
- 1H-Benzimidazole, 6,7-difluoro-6,7-difluoro-1H-1,3-benzodiazole (CAS 236736-21-3)
- 2'-Hydroxy-5'-methoxy-[1,1'-biphenyl]-4-carbonitrile (CAS 118693-49-5)
- 2-(2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetic acid (CAS 1431546-20-1)
- Integrin Binding Peptide trifluoroacetate salt (CAS 278792-07-7)
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