Methyl 3-((5-(4-chlorophenyl)pyrimidin-2-yl)oxy)thiophene-2-carboxylate CAS 478029-22-0
| CAS No. | 478029-22-0 |
| Molecular Formula | C16H11ClN2O3S |
| Molecular Weight | 346.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 346.79 g/mol gives Methyl 3-((5-(4-chlorophenyl)pyrimidin-2-yl)oxy)thiophene-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 3-((5-(4-chlorophenyl)pyrimidin-2-yl)oxy)thiophene-2-carboxylate (CAS 478029-22-0), molecular formula C16H11ClN2O3S and molecular weight 346.79 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H11ClN2O3S, Methyl 3-((5-(4-chlorophenyl)pyrimidin-2-yl)oxy)thiophene-2-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 346.79 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).
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 manufactures Methyl 3-((5-(4-chlorophenyl)pyrimidin-2-yl)oxy)thiophene-2-carboxylate 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 | C16H11ClN2O3S |
| Molecular Weight | 346.79 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- N-(3-Chloro-4-methylphenyl)-5-nitro-1-benzothiophene-2-carboxamide (CAS 478248-46-3)
- Allyl 4-(benzyloxy)-3-chloro-5-ethoxybenzoate (CAS 1706452-19-8)
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- 2-Bromo-N-(o-tolyl)butanamide (CAS 311316-64-0)
- 5-(1-chloroethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole (CAS 1152532-43-8)
- 3-Fluoro-4-(3-methyl-1H-1,2,4-triazol-1-yl)aniline (CAS 591232-29-0)
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- 1,1'-(Ethane-1,2-diyl)bis(cyclopropan-1-ol) (CAS 139963-74-9)
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