2,5-Thiophenedicarboxylic acid dimethyl ester CAS 4282-34-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4282-34-2 |
| Molecular Formula | C8H8O4S |
| Molecular Weight | 200.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,5-Thiophenedicarboxylic acid dimethyl ester (CAS 4282-34-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H8O4S. Molecular weight: 200.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H8O4S |
| Molecular Weight | 200.21 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 1 |
Related Thiophenedicarboxylic Standards
Recommended Standards
- 2,2'-(Thiophene-2,5-diyl)diacetic acid (CAS 710-23-6)
- 2-[(difluoromethyl)thio]-1H-benzimidazole (CAS 321578-79-4)
- 2-(Methylthio)-5-(trifluoromethyl)-1,3,4-thiadiazole (CAS 32539-16-5)
- 2-(2,2-Dimethoxyethanesulfonyl)-1,1-dimethoxyethane (CAS 84373-91-1)
- 4-Fluoro-2,5-dimethylphenol (CAS 196519-58-1)
- Bis(cyclopentadienyl)manganese (CAS 1271-27-8)
- SP 141 (CAS 1253491-42-7)
- Methyl-bromoacetate-[13C2] (CAS 116078-46-7)
- 7-Methyl-2H-indazole-3-carboxamide (CAS 1427504-51-5)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
Why CATO?
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