Methyl 3-Oxo-2-(hydroxyimino)butanoate CAS 73708-95-9
| CAS No. | 73708-95-9 |
| Molecular Formula | C5H7NO4 |
| Molecular Weight | 145.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H7NO4, Methyl 3-Oxo-2-(hydroxyimino)butanoate contains a carbohydrate-derived structure, an amide group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 145.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Methyl 3-Oxo-2-(hydroxyimino)butanoate (CAS 73708-95-9) is a high-purity analytical reference standard with the molecular formula C5H7NO4 and a molecular weight of 145.11 g/mol.
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 3-Oxo-2-(hydroxyimino)butanoate 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 | C5H7NO4 |
| Molecular Weight | 145.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Methyl 2-oxooxazolidine-4-carboxylate (CAS 96751-61-0)
- Trans-3-hydroxy-5-oxopyrrolidine-2-carboxylic acid (CAS 24135-75-9)
- Methyl (S)-2-oxooxazolidine-5-carboxylate (CAS 205382-87-2)
- (2-Oxo-1,3-oxazolidin-3-yl)acetic acid 75125-23-4 9198AE C5H7NO4 (CAS 75125-23-4)
- Methyl 3-hydroxy-6-phenylpicolinate (CAS 144233-92-1)
- 4'-(Morpholinosulfonyl)-[1,1'-biphenyl]-4-amine (CAS 885460-92-4)
- 1-Benzyl-6-cyclopropyl-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 937598-78-2)
- n-Methyl-2-(3-phenylureido)acetamide (CAS 131999-75-2)
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- 1-(4-chlorophenyl)-N-methylethanamine (CAS 51586-23-3)
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- 3-Phenyl-2H-chromen-7-ol (CAS 88040-00-0)
- Palmitoyl Tripeptide-1 TFA salt (CAS 2803375-47-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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