3-Oxo-1-(phenylthio)cyclobutane-1-carboxylic acid CAS 1491473-08-5
| CAS No. | 1491473-08-5 |
| Molecular Formula | C11H10O3S |
| Molecular Weight | 222.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Oxo-1-(phenylthio)cyclobutane-1-carboxylic acid 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.
3-Oxo-1-(phenylthio)cyclobutane-1-carboxylic acid (CAS 1491473-08-5), molecular formula C11H10O3S and molecular weight 222.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Oxo-1-(phenylthio)cyclobutane-1-carboxylic acid (C11H10O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 222.26 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C11H10O3S |
| Molecular Weight | 222.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 3-Methyl-1-(phenylthio)cyclobutane-1-carboxylic acid (CAS 1485352-77-9)
- 2-(Phenylthio)-1-(tetrahydrofuran-3-yl)ethan-1-one (CAS 1498627-60-3)
- 4-((Phenylthio)methyl)thiazol-2-amine (CAS 1082142-78-6)
- 1-((Phenylthio)methyl)cyclohexan-1-ol (CAS 101704-19-2)
- 1-(2-(Phenylthio)ethyl)piperazine (CAS 73446-34-1)
- n-(2-(Phenylthio)ethyl)cyclopentanamine (CAS 723248-66-6)
- 5-[2-(Phenylthio)ethyl]-1,3,4-oxadiazol-2-amine (CAS 1105194-76-0)
- 6-(Phenylthio)-1,2,4-triazine-3,5(2H,4H)-dione (CAS 4956-11-0)
Recommended Standards
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- PSB-12379 disodium (CAS 1802226-78-3)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com