(E)-3-hydroxy-3-methylbutan-2-one oxime CAS 7431-25-6
| CAS No. | 7431-25-6 |
| Molecular Formula | C5H11NO2 |
| Molecular Weight | 117.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 117.15 g/mol gives (E)-3-hydroxy-3-methylbutan-2-one oxime distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-3-hydroxy-3-methylbutan-2-one oxime (CAS 7431-25-6), molecular formula C5H11NO2 and molecular weight 117.15 g/mol, is a CATO reference standard with documented purity and traceability.
(E)-3-hydroxy-3-methylbutan-2-one oxime (C5H11NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 (E)-3-hydroxy-3-methylbutan-2-one oxime 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 | C5H11NO2 |
| Molecular Weight | 117.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
Related E Standards
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Recommended Standards
- (5-methyl-1,3-oxazol-2-yl)methanol (CAS 888022-42-2)
- (R)-(3-Aminotetrahydrofuran-3-yl)methanol (CAS 2322620-83-5)
- (4-methyl-1,2,5-oxadiazol-3-yl)methanamine (CAS 321392-83-0)
- (R)-2-(Methylamino)butanoic acid (CAS 88930-13-6)
- N-Succinyl-5-aminoimidazole-4-carboxamide Ribose 5-Phosphate (CAS 3031-95-6)
- 1-Chloromethyl-1 H -pyrazole-4-carboxylic acid methyl ester (CAS 860807-43-8)
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