5-(2,4-Dichlorophenoxymethyl)-1,2-oxazole-3-carboxylic acid CAS 932894-91-2
| CAS No. | 932894-91-2 |
| Molecular Formula | C11H7Cl2NO4 |
| Molecular Weight | 288.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 5-(2,4-Dichlorophenoxymethyl)-1,2-oxazole-3-carboxylic acid (CAS 932894-91-2), a certified reference material (molecular formula C11H7Cl2NO4, MW 288.08 g/mol) for analytical method development and quality control.
Structurally, 5-(2,4-Dichlorophenoxymethyl)-1,2-oxazole-3-carboxylic acid (C11H7Cl2NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 288.08 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5-(2,4-Dichlorophenoxymethyl)-1,2-oxazole-3-carboxylic acid 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 | C11H7Cl2NO4 |
| Molecular Weight | 288.08 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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, ethanol, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichlorophenoxymethyl Standards
- 5-(2,6-dichlorophenoxymethyl)-1,2-oxazole-3-carboxylic acid (CAS 1225900-23-1)
- 3-(2,4-Dichlorophenoxymethyl)-1h-1,2,4-triazole-5-carboxamide (CAS 400080-22-0)
- 5-(2,4-Dichlorophenoxymethyl)furan-2-carboxylic acid (CAS 74556-60-8)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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