1-(5-Nitrofuran-2-yl)ethan-1-one CAS 5275-69-4
| CAS No. | 5275-69-4 |
| Molecular Formula | C6H5NO4 |
| Molecular Weight | 155.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(5-Nitrofuran-2-yl)ethan-1-one is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(5-Nitrofuran-2-yl)ethan-1-one (CAS 5275-69-4), molecular formula C6H5NO4 and molecular weight 155.11 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H5NO4, 1-(5-Nitrofuran-2-yl)ethan-1-one contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 155.11 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).
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), 1-(5-Nitrofuran-2-yl)ethan-1-one 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 | C6H5NO4 |
| Molecular Weight | 155.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Nitrofuran Standards
- 3-Methyl-5-nitrofuran-2-carbaldehyde (CAS 50549-97-8)
- 5-Methyl-3-nitrofuran-2-carbaldehyde (CAS 213178-16-6)
- 5-Methyl-4-nitrofuran-2-carbaldehyde (CAS 326867-61-2)
- 5-Nitrofuran-3-carboxamide (CAS 118739-51-8)
- (Z)-2-(5-Nitrofuran-2-yl)ethenamine (CAS 771425-63-9)
- 2-(5-nitrofuran-2-yl)ethanamine (CAS 1342788-32-2)
- 5-Nitrofuran-3-carboxylic acid (CAS 770-07-0)
- 2-(5-Nitrofuran-2-yl)ethan-1-ol (CAS 1340270-51-0)
Recommended Standards
- 1-(5-Nitro-1H-pyrazol-3-yl)ethan-1-one (CAS 39846-83-8)
- 1,4-Dihydro-5-hydroxy-4-oxo-2-pyridinecarboxylic acid (CAS 54912-33-3)
- 1-(4-Nitro-1H-pyrazol-5-yl)ethanone (CAS 2228374-35-2)
- 1,6-Dihydro-5-hydroxy-6-oxo-4-pyrimidinecarboxamide (CAS 954240-93-8)
- 2,5-Dioxopyrrolidin-1-yl octanoate (CAS 14464-30-3)
- 5-(Oxolan-3-yl)-1,3,4-thiadiazol-2-amine (CAS 1250807-26-1)
- tert-Butyl piperidine-3-carboxylate hydrochloride (CAS 1172835-68-5)
- 4-Bromo-2-chloro-6-methylphenyl isocyanate (CAS 77159-77-4)
- 4,4'-(Oxybis(4,1-phenylene))dipyridine (CAS 133416-11-2)
- Δ9-Tetrahydrocannabinol Glucuronide (CAS 62726-09-4)
- 4-Fluoro-N-(1-(4-methoxybenzyl)-2,5,6-trimethyl-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338964-23-1)
- N-[(Phenylcarbamoyl)amino]thiophene-2-carboxamide (CAS 91872-16-1)
- Ethyl 4-(2-chloro-6-fluorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 299920-90-4)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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