(5Z)-4-Methoxy-5-[(phenylamino)methylidene]-2,5-dihydrofuran-2-one CAS 1164540-98-0
| CAS No. | 1164540-98-0 |
| Molecular Formula | C12H11NO3 |
| Molecular Weight | 217.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies (5Z)-4-Methoxy-5-[(phenylamino)methylidene]-2,5-dihydrofuran-2-one (CAS 1164540-98-0), a certified reference material (molecular formula C12H11NO3, MW 217.22 g/mol) for analytical method development and quality control.
Structurally, (5Z)-4-Methoxy-5-[(phenylamino)methylidene]-2,5-dihydrofuran-2-one (C12H11NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 217.22 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).
CATO manufactures (5Z)-4-Methoxy-5-[(phenylamino)methylidene]-2,5-dihydrofuran-2-one 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 | C12H11NO3 |
| Molecular Weight | 217.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Methyl 3-formyl-1-methyl-1H-indole-6-carboxylate (CAS 1160219-36-2)
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- 3,4-Dihydro-1H-spiro[naphthalene-2,4’-oxazolidine]-2’,5’-dione (CAS 117099-27-1)
- 2-(4-Fluoro-2,7-dimethyl-1H-indol-3-yl)ethan-1-amine oxalate (CAS 1177357-90-2)
- 2-(3-Methylpyridin-2-yl)ethanamine (CAS 851670-19-4)
- Bis(4-(4-methoxyphenyl)piperazine-1-carboximidamide), sulfuric acid (CAS 1384428-70-9)
- 1-(2-Chloropyridin-4-yl)-3-cyclohexylpropan-1-one (CAS 898785-45-0)
- Ethyl 3-oxododecanoate (CAS 67342-99-8)
- NPK 1886 (CAS 94739-29-4)
- 1-(1-Cyclohexyl-1H-pyrazol-4-yl)-N-methylmethanamine (CAS 1216666-10-2)
- 2-Ethoxy-1-((3aR,6aS)-hexahydropyrrolo[3,4-c]pyrrol-2(1H)-yl)ethanone (CAS 1689942-63-9)
- 6-Hydroxy-2-(3-methoxybenzylidene)benzofuran-3(2h)-one (CAS 210360-97-7)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
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