Methyl (2E)-4-(2,4-Dimethoxyphenyl)-4-oxobut-2-enoate CAS 87964-01-0
| CAS No. | 87964-01-0 |
| Molecular Formula | C13H14O5 |
| Molecular Weight | 250.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl (2E)-4-(2,4-Dimethoxyphenyl)-4-oxobut-2-enoate.
CATO supplies Methyl (2E)-4-(2,4-Dimethoxyphenyl)-4-oxobut-2-enoate (CAS 87964-01-0), a certified reference material (molecular formula C13H14O5, MW 250.25 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H14O5, Methyl (2E)-4-(2,4-Dimethoxyphenyl)-4-oxobut-2-enoate contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 250.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures Methyl (2E)-4-(2,4-Dimethoxyphenyl)-4-oxobut-2-enoate 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 | C13H14O5 |
| Molecular Weight | 250.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
Recommended Standards
- Isopropyl 2-imino-4-methoxy-2,7-dihydro-1h-pyrrolo[2,3-d]pyrimidine-6-carboxylate (CAS 929973-11-5)
- Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate (CAS 80937-21-9)
- Goniotriol (CAS 96405-62-8)
- Methyl (2Z)-2-[2-(4-methoxyphenyl)hydrazin-1-ylidene]-3-oxobutanoate (CAS 77083-76-2)
- 2-(1H-Pyrazolo[5,1-c][1,2,4]triazol-3-yl)ethanamine (CAS 197355-88-7)
- N'-[(1Z)-(4-Methoxyphenyl)methylidene]-2,5-bis(2,2,2-trifluoroethoxy)benzohydrazide (CAS 477864-03-2)
- Bis(2-((S)-4-(tert-butyl)-4,5-dihydrooxazol-2-yl)phenyl)amine (CAS 485394-22-7)
- 8-Iodo-2-(trifluoromethyl)quinolin-4(1H)-one (CAS 587885-88-9)
- 2-((5,8-Difluoro-2-methylquinolin-4-yl)oxy)acetic acid (CAS 1315346-53-2)
- Betahistine Impurity 24 (CAS CATO-C4X-183824)
- (4-(Tert-butyl)phenyl)(piperazin-1-yl)methanone hydrochloride (CAS 470471-51-3)
- (2-Cyanopyridin-3-yl)methyl acetate (CAS 131747-36-9)
- 1-Butoxy-2-nitro-4-(trifluoromethyl)benzene (CAS 787-34-8)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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