Methyl 3-(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)-3-oxopropanoate CAS 676348-52-0
| CAS No. | 676348-52-0 |
| Molecular Formula | C14H12ClNO4 |
| Molecular Weight | 293.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Methyl 3-(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)-3-oxopropanoate is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Methyl 3-(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)-3-oxopropanoate (CAS 676348-52-0) is a high-purity analytical reference standard with the molecular formula C14H12ClNO4 and a molecular weight of 293.70 g/mol.
Based on its molecular formula C14H12ClNO4, Methyl 3-(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)-3-oxopropanoate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 293.70 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Methyl 3-(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)-3-oxopropanoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H12ClNO4 |
| Molecular Weight | 293.70 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-((5-Thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methoxy)acetic acid (CAS 61320-87-4)
- 3-Amino-5-(p-tolylamino)-1H-pyrazole-4-carbonitrile (CAS 101476-79-3)
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- 2,6-Dimethoxyanthracene (CAS 36319-03-6)
- 5-((Tert-butoxycarbonyl)amino)-2-(methylthio)pyrimidine-4-carboxylic acid (CAS 1799439-03-4)
- (2S)-2-amino-2-(4-ethylphenyl)acetic acid (CAS 1228560-93-7)
- N-(4-Iodophenyl)cyclopropanecarboxamide (CAS 23779-17-1)
- 2,3-difluoroquinoxaline (CAS 7066-36-6)
- 5-Bromo-N4-ethylpyridine-3,4-diamine (CAS 607371-03-9)
- D-[Asp]9-Semaglutide (CAS CATO-CPTD788631)
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