4-(3-methoxyphenyl)-1,2,5-oxadiazol-3-amine CAS 1249939-19-2
| CAS No. | 1249939-19-2 |
| Molecular Formula | C9H9N3O2 |
| Molecular Weight | 191.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(3-methoxyphenyl)-1,2,5-oxadiazol-3-amine 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.
CATO supplies 4-(3-methoxyphenyl)-1,2,5-oxadiazol-3-amine (CAS 1249939-19-2), a certified reference material (molecular formula C9H9N3O2, MW 191.19 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9N3O2, 4-(3-methoxyphenyl)-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 191.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C9H9N3O2 |
| Molecular Weight | 191.19 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 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.) | 1990 |
| Nitrogen Atoms | 3 |
Related methoxyphenyl Standards
- 3-(4-Methoxyphenyl)-1,2,4-oxadiazol-5-amine (CAS 114065-39-3)
- 5-(3-Methoxyphenyl)-1,2,4-oxadiazol-3-amine (CAS 1340284-34-5)
- 5-(2-Methoxyphenyl)-1,2,4-oxadiazol-3-amine (CAS 1342747-92-5)
- 4-(3-Methoxyphenyl)-4H-1,2,4-triazol-3-ol (CAS 1427460-99-8)
- 5-(3-Methoxyphenyl)-1,3,4-oxadiazol-2-amine (CAS 1673-44-5)
- 4-(4-Methoxyphenyl)-1,2,5-oxadiazol-3-amine (CAS 49615-69-2)
- 4-(4-Methoxyphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 80240-44-4)
- 5-(2-Methoxyphenyl)-1,3,4-oxadiazol-2-amine (CAS 5711-59-1)
Recommended Standards
- Methyl 1-amino-1H-benzo[d]imidazole-5-carboxylate (CAS 124839-24-3)
- 3-Amino-6-hydroxy-2-methylquinazolin-4(3H)-one (CAS 1256246-92-0)
- 5-Amino-1-(6-methylpyridazin-3-yl)-1H-pyrazol-3-ol (CAS 1247342-79-5)
- 2-Methyl-2-(5-nitro-2-pyridinyl)propanenitrile (CAS 1256633-31-4)
- Neodecanoic acid, 2-oxiranylmethyl ester, polymer with hexahydro-1,3-isobenzofurandione (CAS 102286-64-6)
- Cadmium Diethyldithiocarbamate (CAS 14239-68-0)
- 4,5-Dimethyl-2-phenyl-1,3-thiazole (CAS 1826-24-0)
- Ethyl 2-(1-methyl-4-oxocyclohexyl)acetate (CAS 1334387-27-7)
- Bortezomib Impurity 56 TFA salt (CAS CATO-C4X-107256)
- 5-Methyl-4-(methylamino)-1-(tetrahydrofuran-2-yl)pyrimidin-2(1H)-one (CAS 18002-33-0)
- 2-{[4-(4-methylphenyl)-1,3-thiazol-2-yl]methyl}-1,3-thiazol-4-ol (CAS 860651-44-1)
- 2-amino-3-(4-fluorophenyl)propanoic acid hydrochloride (CAS 332-30-9)
- 2-aminocyclobutan-1-ol hydrochloride (CAS 1443981-58-5)
- RGD-targeted Proapoptotic Peptide trifluoroacetate salt (CAS 2243207-09-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com