3-(1-benzofuran-2-yl)-1H-pyrazole-4-carbaldehyde CAS 1152541-71-3
| CAS No. | 1152541-71-3 |
| Molecular Formula | C12H8N2O2 |
| Molecular Weight | 212.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 3-(1-benzofuran-2-yl)-1H-pyrazole-4-carbaldehyde is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 212.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
3-(1-benzofuran-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 1152541-71-3) is a high-purity analytical reference standard with the molecular formula C12H8N2O2 and a molecular weight of 212.20 g/mol.
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.
As a certified reference material (CRM), 3-(1-benzofuran-2-yl)-1H-pyrazole-4-carbaldehyde 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 | C12H8N2O2 |
| Molecular Weight | 212.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Related benzofuran Standards
- 6-(Benzofuran-2-yl)pyridazin-3-ol (CAS 851854-21-2)
- 2-(Benzofuran-2-yl)-1-ethyl-1H-imidazole (CAS 732961-66-9)
- 1-Benzofuran-2-ylmethanesulfonamide (CAS 502635-03-2)
- 4-(1-Benzofuran-2-yl)pyrimidin-2-amine (CAS 1205744-92-8)
- 1-(Benzofuran-2-yl)-2,2,2-trifluoroethanone (CAS 75277-96-2)
- 2-(Benzofuran-2-yl)phenol (CAS 4986-28-1)
- 4-(Benzofuran-2-yl)phenol (CAS 26870-36-0)
- 2-Phenyl-1-benzofuran-5-amine (CAS 77084-15-2)
Recommended Standards
- Urolithin B (CAS 1139-83-9)
- 3-Hydroxy-2-methoxy-6-(methoxymethyl)benzoic acid (CAS 115319-77-2)
- Isopropyl 3,4,5-trihydroxybenzoate (CAS 1138-60-9)
- 2-(([1-(furan-2-yl)ethyl]carbamoyl)amino)acetic acid (CAS 1153298-51-1)
- 1,1-Dimethylethyl 4-formyl-5-hydroxy-7-methyl-1H-indole-1-carboxylate (CAS 2408761-23-7)
- 6-Oxo-2-(thiophen-2-yl)-1-(p-tolyl)piperidine-3-carboxylic acid (CAS 855715-10-5)
- 4-methoxy-4-methylazepane (CAS 1795773-96-4)
- 5-Aminothiophene-2-carbaldehyde (CAS 57500-50-2)
- Cytarabine Impurity 22 (CAS CATO-C4X-200522)
- 17-Hydroxy-5β-pregnane-3,11,20-trione (CAS 10455-93-3)
- Etrasimod Impurity 61 (CAS CATO-C4X-321461)
- (1-Imidazo[1,2-a]pyridin-2-ylethyl)aminedihydrochloride (CAS 1266689-40-0)
- 2-hydroxy-1-(1H-indol-3-yl)propan-1-one (CAS 18112-46-4)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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