2-((4-Nitrophenoxy)methyl)furan CAS 91092-88-5
| CAS No. | 91092-88-5 |
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
2-((4-Nitrophenoxy)methyl)furan (CAS 91092-88-5), molecular formula C11H9NO4 and molecular weight 219.19 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-((4-Nitrophenoxy)methyl)furan (C11H9NO4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. 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 219.19 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.
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.
Physical & Chemical Properties
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 1 |
Related Nitrophenoxy Standards
- 4-((2-Nitrophenoxy)methyl)isoxazole (CAS 872611-08-0)
- 4-((4-Nitrophenoxy)methyl)isoxazole (CAS 805233-35-6)
- 2-(4-Nitrophenoxy)pyrimidine (CAS 181801-29-6)
- 2-(3-Nitrophenoxy)pyridine (CAS 28355-48-8)
- 3-(3-Nitrophenoxy)pyridine (CAS 28232-52-2)
- 4-(2-NITROPHENOXY)PYRIDINE (CAS 4783-85-1)
- 4-(3-Nitrophenoxy)pyridine (CAS 4783-89-5)
- 4-(4-nitrophenoxy)pyridine (CAS 4783-83-9)
Recommended Standards
- 2-((2-Oxo-1,2-dihydroquinolin-8-yl)oxy)acetic acid (CAS 58898-79-6)
- 2-(1,3-Dioxo-1,2,3,4-tetrahydroisoquinolin-2-yl)acetic acid (CAS 52208-61-4)
- 2-((2-Oxo-1,2-dihydroquinolin-6-yl)oxy)acetic acid (CAS 87364-45-2)
- 2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)propanoic acid (CAS 21860-84-4)
- 4-Chloropyrimidine-5-carbonyl chloride (CAS 1261494-35-2)
- 4-(tert-Butyl)-N-methylisoxazol-3-amine (CAS 2169507-38-2)
- (2R)-2-(3,4-Dichlorophenyl)oxirane (CAS 141303-34-6)
- Tulobuterol impurity 24 (CAS 25847-29-4)
- Ethyl (2-acetylbenzofuran-3-yl)carbamate (CAS 88737-31-9)
- Polaprezinc impurity 24 (CAS CATO-C4X-182124)
- 5-Amino-1-(4-chlorobenzyl)-1h-1,2,3-triazole-4-carboxamide (CAS 132269-38-6)
- Tenofovir-d (CAS 1217720-14-3)
- 2-(2-Amino-4-(4-fluoro-3-methylphenyl)thiazol-5-yl)acetic acid (CAS 1181800-58-7)
- Neuropeptide K (human, porcine, rat) trifluoroacetate salt (CAS 96827-05-3)
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