Tetrahydro-4-oxo-3-thiophenecarboxylic Acid Methyl Ester CAS 2689-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2689-68-1 |
| Molecular Formula | C6H8O3S |
| Molecular Weight | 160.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tetrahydro-4-oxo-3-thiophenecarboxylic Acid Methyl Ester (CAS 2689-68-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H8O3S. Molecular weight: 160.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H8O3S |
| Molecular Weight | 160.19 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.) | 1957 |
| Sulfur Atoms | 1 |
Related Tetrahydro Standards
- 2689-69-2 Methyl tetrahydro-3-oxo-2-thenoate 2-Thiophenecarboxylic acid, tetrahydro-3-oxo-, methyl ester EINECS 220-257-4 (CAS 2689-69-2)
- 2-((Tetrahydro-2H-pyran-4-yl)oxy)acetic acid (CAS 160251-58-1)
- 4-Oxo-4,5,6,7-tetrahydro-1H-indole-2-carbonitrile (CAS 161468-22-0)
- 2-(Tetrahydro-2H-pyran-4-yl)propane-1,3-diol (CAS 1891157-54-2)
- (2S)-2-((Tetrahydro-2H-pyran-2-yl)oxy)propan-1-ol (CAS 76946-21-9)
- 2-((Tetrahydro-2H-pyran-2-yl)oxy)acetic acid (CAS 79582-60-8)
- 3-((Tetrahydro-2H-pyran-2-yl)oxy)propan-1-ol (CAS 2162-33-6)
- 6,7,8,9-tetrahydro-5H-benzo[7]annulen-6-one (CAS 34663-15-5)
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- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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