2-Hydroxy-1-(5-methyl-2-thienyl)ethanone CAS 132706-13-9
| CAS No. | 132706-13-9 |
| Molecular Formula | C7H8O2S |
| Molecular Weight | 156.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-Hydroxy-1-(5-methyl-2-thienyl)ethanone (CAS 132706-13-9) is a high-purity analytical reference standard with the molecular formula C7H8O2S and a molecular weight of 156.20 g/mol.
Structurally, 2-Hydroxy-1-(5-methyl-2-thienyl)ethanone (C7H8O2S) 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 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 156.20 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).
CATO manufactures 2-Hydroxy-1-(5-methyl-2-thienyl)ethanone 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.
Physical & Chemical Properties
| Molecular Formula | C7H8O2S |
| Molecular Weight | 156.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3-azabicyclo[3.1.1]heptan-6-one;hydrochloride (CAS 1486519-87-2)
- tert-Butyl 3,4-dihydroquinoline-1(2H)-carboxylate (CAS 123387-53-1)
- N-(2-hydroxy-2-phenylethyl)acetamide (CAS 3306-05-6)
- 4-Chloro-3-methylthieno[3,2-c]pyridine-7-carbonitrile (CAS 1360938-33-5)
- 3,5-Dimethyl-1H-pyrazole-4-carbonitrile (CAS 108161-12-2)
- <I>N</I>-(trimethylsilyl)acetamide (CAS 13435-12-6)
- Tetrapeptide-3 (CAS 827306-97-8)
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