4-Ethyl-5-oxo-2,5-dihydrofuran-3-yl methanesulfonate CAS 501653-16-3
| CAS No. | 501653-16-3 |
| Molecular Formula | C7H10O5S |
| Molecular Weight | 206.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Ethyl-5-oxo-2,5-dihydrofuran-3-yl methanesulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
4-Ethyl-5-oxo-2,5-dihydrofuran-3-yl methanesulfonate (CAS 501653-16-3), molecular formula C7H10O5S and molecular weight 206.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Ethyl-5-oxo-2,5-dihydrofuran-3-yl methanesulfonate (C7H10O5S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 206.22 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H10O5S |
| Molecular Weight | 206.22 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1984 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4-(Pyridin-4-yl)thiazole-2-carboxylic acid (CAS 59020-47-2)
- 4-Fluoro-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one (CAS 56924-65-3)
- 4-(Pyridin-2-yl)thiazole-2-carboxylicacid (CAS 59020-45-0)
- 4-Fluoro-N1-(2-furylmethyl)-1,2-benzenediamine (CAS 912770-58-2)
- N-(3-Chloro-4-fluorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775335-97-1)
- 3-(2-Aminoethyl)-2-methyl-1H-indole-5-carboxylic acid (CAS 299167-10-5)
- Ethyl 2,4-diethoxy-6-methylpyrimidine-5-carboxylate (CAS 43106-94-1)
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- Ethyl 2-(2-phenylthiazol-4-yl)benzoate (CAS 65349-17-9)
- 3-(3-Methoxyphenyl)pentan-3-ol (CAS 74385-17-4)
- tert-Butyl 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-3-methylpyridin-2-yl)benzoate (CAS 1160221-25-9)
- (S)-2,2-Dimethylcyclopropanecarboxylic acid (CAS 14590-53-5)
- 7-Chloro-1-(2-chlorophenyl)-N,N-diethylisoquinoline-3-carboxamide (CAS 89242-33-1)
- Semaglutide impurity 87 (CAS CATO-C4X-222687)
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 18665070610 / Nicole.chen@cato-chem.com