1-[5-(4-Methoxy-phenylsulfanyl)-4-nitro-thiophen-2-yl]-ethanone CAS 882257-05-8
| CAS No. | 882257-05-8 |
| Molecular Formula | C13H11NO4S2 |
| Molecular Weight | 309.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-[5-(4-Methoxy-phenylsulfanyl)-4-nitro-thiophen-2-yl]-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.
1-[5-(4-Methoxy-phenylsulfanyl)-4-nitro-thiophen-2-yl]-ethanone (CAS 882257-05-8), molecular formula C13H11NO4S2 and molecular weight 309.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-[5-(4-Methoxy-phenylsulfanyl)-4-nitro-thiophen-2-yl]-ethanone (C13H11NO4S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 309.36 g/mol, it falls into the moderately-high-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 | C13H11NO4S2 |
| Molecular Weight | 309.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methoxy Standards
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Recommended Standards
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- 1-[(4-Methoxyphenyl)methyl]-3-methyl-4-(4-methylphenyl)-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 860789-71-5)
- 11-Cyclopropyl-13-phenyl-1,8-diazatricyclo[7.4.0.0,2,7]trideca-2,4,6,8,10,12-hexaene-10-carbonitrile (CAS 732288-04-9)
- 2-Amino-5-(1H-imidazol-4-yl)pyrimidin-4(1H)-one (CAS 840529-35-3)
- Ethyl 5-bromo-1H-pyrrolo[3,2-b]pyridine-2-carboxylate (CAS 1255098-82-8)
- 2-(1-(4-Chlorophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)acetic acid (CAS 1015844-49-1)
- 5-(3-Fluoro-4-methoxyphenyl)-1H-pyrazol-3-amine hydrochloride (CAS 1031793-29-9)
- 2-(3,5-Dichlorophenoxy)-6-(3,4-dichlorophenyl)pyridine-3-carbonitrile (CAS 252059-78-2)
- 6-(2,4-Dichlorophenyl)picolinic acid (CAS 1261912-00-8)
- 1,2,5,6-Tetrabromocyclooctane (CAS 3194-57-8)
- 2-(3-fluorophenyl)-1H-1,3-benzodiazol-5-amine dihydrochloride (CAS 1193389-68-2)
- 2-(tert-Butyl)-7-iodonaphthalene (CAS 648933-96-4)
- HA Peptide (CAS 92000-76-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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