126856-34-6 3411AD 4-Oxotetrahydrothiophene-3-carboxylic acid C5H6O3S CAS 126856-34-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 126856-34-6 |
| Molecular Formula | C5H6O3S |
| Molecular Weight | 146.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
126856-34-6 3411AD 4-Oxotetrahydrothiophene-3-carboxylic acid C5H6O3S (CAS 126856-34-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H6O3S. Molecular weight: 146.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H6O3S |
| Molecular Weight | 146.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Sulfur Atoms | 1 |
Related AD Standards
- 4-Oxotetrahydrothiophene-2-carboxylic acid (CAS 89323-44-4)
- 5-Oxotetrahydrothiophene-2-carboxylic acid (CAS 222046-90-4)
- 4-Oxotetrahydrothiophene-3-carboxamide (CAS 371780-37-9)
- 3-Oxotetrahydrothiophene 1,1-Dioxide (CAS 17115-51-4)
- Methyl 4-oxotetrahydrothiophene-2-carboxylate (CAS 89533-78-8)
- 4-Oxotetrahydrothiophene-3-carbonitrile (CAS 16563-14-7)
- Ethyl 4-oxotetrahydrothiophene-3-carboxylate (CAS 78647-31-1)
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