Dimethyl (E)-4-oxopent-2-enedioate CAS 38256-25-6
| CAS No. | 38256-25-6 |
| Molecular Formula | C7H8O5 |
| Molecular Weight | 172.14 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 Dimethyl (E)-4-oxopent-2-enedioate (CAS 38256-25-6), a certified reference material (molecular formula C7H8O5, MW 172.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H8O5, Dimethyl (E)-4-oxopent-2-enedioate 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 172.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Dimethyl (E)-4-oxopent-2-enedioate 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 | C7H8O5 |
| Molecular Weight | 172.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Dimethyl Standards
- Dimethyl 4-oxopent-2-enedioate (CAS 78939-37-4)
- Dimethyl 3-methylenepentanedioate (CAS 101567-38-8)
- Dimethyl cyclobutane-1,1-dicarboxylate (CAS 10224-72-3)
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Recommended Standards
- Dihydroorotate Acid Methyl Ester (CAS 23903-57-3)
- Bivalirudin Impurity 1 (CAS 72378-50-8)
- Ethyl 2,4-dioxoimidazolidine-1-carboxylate (CAS 861595-12-2)
- 6-Formylimidazo[1,2-b]pyridazine-3-carbonitrile (CAS 2001563-08-0)
- Tert-butyl 4-(2-fluorobenzoyl)piperazine-1-carboxylate (CAS 828298-39-1)
- Icaritin Impurity 13 (CAS CATO-C4X-276413)
- Cyclo(-Glu-Gly) (CAS 16364-35-5)
- 2-(4-Aminopiperidin-1-yl)nicotinonitrile dihydrochloride (CAS 1185301-82-9)
- tert-Butyl (4-(2-hydroxyethyl)pyridin-2-yl)carbamate, >97% (CAS 1220627-15-5)
- 3-(4-(Dimethylamino)piperidin-1-yl)picolinaldehyde (CAS 1774897-39-0)
- 2-(2-Methyl-4-(trifluoromethyl)phenyl)acetic acid (CAS 1214373-27-9)
- Bicyclo[2.1.1]Hexane (CAS 285-86-9)
- Aquilarone B (CAS 1404479-45-3)
- Exenatide Acetate (CAS 141732-76-5)
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