2,3-Dihydrofuro[3,2-b]pyridine 4-oxide CAS 193605-31-1
| CAS No. | 193605-31-1 |
| Molecular Formula | C7H7NO2 |
| Molecular Weight | 137.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H7NO2, 2,3-Dihydrofuro[3,2-b]pyridine 4-oxide 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 137.14 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).
CATO supplies 2,3-Dihydrofuro[3,2-b]pyridine 4-oxide (CAS 193605-31-1), a certified reference material (molecular formula C7H7NO2, MW 137.14 g/mol) for analytical method development and quality control.
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), 2,3-Dihydrofuro[3,2-b]pyridine 4-oxide 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 | C7H7NO2 |
| Molecular Weight | 137.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Nitrogen Atoms | 1 |
Related Dihydrofuro Standards
- 2,3-Dihydrofuro[3,2-b]pyridin-3-ol (CAS 107096-01-5)
- 2,3-Dihydrofuro[2,3-b]pyridin-3-ol (CAS 144186-57-2)
- 5,7-Dihydrofuro[3,4-b]pyridin-3-ol (CAS 1515111-25-7)
- 5,7-Dihydrofuro[3,4-b]pyrazin-2-amine (CAS 1648749-83-0)
- 2,3-Dihydrofuro[2,3-c]pyridine 6-oxide (CAS 193605-32-2)
- 1793AF 5,6-Dihydrofuro[2,3-d]pyrimidin-2-amine 88513-35-3 C6H7N3O (CAS 88513-35-3)
- 5,7-Dihydrofuro[3,4-d]pyridazin-1-ol (CAS 10554-14-0)
- 5,7-Dihydrofuro[3,4-d]pyrimidin-4(3H)-one (CAS 1555437-69-8)
Recommended Standards
- 5-azido-1,3-dimethyl-1H-pyrazole (CAS 1909316-92-2)
- 5-methyl-5H,6H,7H-pyrrolo[1,2-b][1,2,4]triazol-7-one (CAS 1909313-15-0)
- 2-Amino-4-methylpyrimidine-5-carbaldehyde (CAS 19606-13-4)
- 4-Methylpyrimidine-5-carboxamide (CAS 1852179-59-9)
- N1-benzyl-N1-isopropylpentane-1,2-diamine (CAS 1153105-25-9)
- 3-(2,4-Difluorophenyl)-2-methylpropanoic acid (CAS 32004-71-0)
- 3-tert-butylazetidine (CAS 1545583-59-2)
- 2-((6-(1H-Pyrazol-1-yl)pyridazin-3-yl)thio)-N-(thiophen-2-ylmethyl)acetamide (CAS 1351642-58-4)
- Methyl 4-bromocyclohex-3-ene-1-carboxylate (CAS 1820674-25-6)
- 2-Chloro-1-fluoro-4-(3-nitrophenyl)benzene (CAS 1355247-49-2)
- 5-Bromo-2-chloro-3-methylbenzoic acid (CAS 1263376-33-5)
- Tridemorph (technical) (CAS 81412-43-3)
- 3-Chloro-7-((2-hydroxyethyl)amino)quinoline-8-carbonitrile (CAS 88347-16-4)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
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