3-Methoxy-2-nitrodibenzo[b,d]furan CAS 71735-28-9
| CAS No. | 71735-28-9 |
| Molecular Formula | C13H9NO4 |
| Molecular Weight | 243.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Methoxy-2-nitrodibenzo[b,d]furan (CAS 71735-28-9), a certified reference material (molecular formula C13H9NO4, MW 243.21 g/mol) for analytical method development and quality control.
Structurally, 3-Methoxy-2-nitrodibenzo[b,d]furan (C13H9NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 243.21 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.
As a certified reference material (CRM), 3-Methoxy-2-nitrodibenzo[b,d]furan 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 | C13H9NO4 |
| Molecular Weight | 243.21 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, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1977 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 2-Methoxy-4-nitrodibenzo[b,d]furan (CAS 1799912-97-2)
- 4-Methoxy-2-nitronaphtho[2,1-b]furan (CAS 75965-72-9)
- 7-Methoxy-3-oxo-3H-phenoxazine 10-oxide (CAS 5748-27-6)
- 9-Methoxy-[1,3]dioxolo[4,5-g]furo[2,3-b]quinoline (CAS 524-89-0)
- 4-methoxy-5-(methylsulfanyl)-2-nitrobenzoic acid (CAS 1258640-38-8)
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Recommended Standards
- 2'-Nitrobiphenyl-3-carboxylic acid (CAS 236102-72-0)
- 3-Methyl-2-(5-nitrofuran-2-yl)benzofuran (CAS 89266-59-1)
- 2-Nitro-7-methoxynaphtho[2,1-b]furan (CAS 75965-74-1)
- 3-Nitro-[1,1'-biphenyl]-4-carboxylic acid (CAS 99847-13-9)
- (Cyclopropylmethyl)isothiocyanate (CAS 6068-90-2)
- 6-Methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 138254-44-1)
- 3-(3-Bromo-4-hydroxyphenyl)propanoic acid (CAS 20146-10-5)
- Tert-butyl 4-(5-bromo-1,3,4-thiadiazol-2-yl)-1,4-diazepane-1-carboxylate (CAS 1357147-44-4)
- 3-(3-Chlorophenyl)-4-cyanopropiophenone (CAS 898762-35-1)
- 1-Propyl-3-(3-pyridin-3-yl-benzyl)-piperazin-2-one (CAS 1361111-51-4)
- 3-(Boc-amino)cyclobutanecarboxylic Acid (CAS 946152-72-3)
- 7-Fluoro-2-methylquinoline-4-carboxylic acid (CAS 915923-73-8)
- Sodium 2-(cyclopentyloxy)-2-phenylacetate (CAS 1430475-26-5)
- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
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