4-(3,4-Diethoxyphenyl)-1,2,5-oxadiazol-3-amine CAS 890010-28-3
| CAS No. | 890010-28-3 |
| Molecular Formula | C12H15N3O3 |
| Molecular Weight | 249.27 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.
4-(3,4-Diethoxyphenyl)-1,2,5-oxadiazol-3-amine (CAS 890010-28-3) is a high-purity analytical reference standard with the molecular formula C12H15N3O3 and a molecular weight of 249.27 g/mol.
Based on its molecular formula C12H15N3O3, 4-(3,4-Diethoxyphenyl)-1,2,5-oxadiazol-3-amine 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 249.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H15N3O3 |
| Molecular Weight | 249.27 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Diethoxyphenyl Standards
- 5-(3,4-Diethoxyphenyl)-1,3,4-oxadiazol-2-amine (CAS 1016497-66-7)
- 3-(3,4-Diethoxyphenyl)-1,2-oxazol-5-ol (CAS 1354937-89-5)
- 4-(3,4-Diethoxyphenyl)-1h-pyrazol-5-amine (CAS 1015844-92-4)
- 2-(3,4-diethoxyphenyl)-2-methylpropanoic acid (CAS 1271063-42-3)
- (2,5-diethoxyphenyl)thiourea (CAS 72806-60-1)
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- 2-(3,4-Diethoxyphenyl)acetohydrazide (CAS 91908-37-1)
- 2-(3,4-Diethoxyphenyl)-N-hydroxyacetimidamide (CAS 885957-46-0)
Recommended Standards
- 4-(2-Phenyl-2H-1,2,3-triazol-4-yl)benzaldehyde (CAS 59099-22-8)
- 4-(4-(Pyridin-2-yl)pyrimidin-2-yl)phenol (CAS 477856-93-2)
- 4-(2,4-Dimethoxyphenyl)-1,3-dimethyl-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 861206-35-1)
- 4-(cyclopentylamino)-3-nitrobenzamide (CAS 850022-39-8)
- (4-Chloro-5-(difluoromethyl)-3-nitropyridin-2-yl)methanol (CAS 1805083-47-9)
- (2R,3R,4S,5R)-2-(6-Amino-2-(phenylthio)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 58097-85-1)
- 3-(Carboxymethyl)-1-methyl-1H-imidazol-3-ium bromide (CAS 671793-14-9)
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