N5-(4-methoxyphenyl)-1H-1,2,4-triazole-3,5-diamine CAS 16691-50-2
| CAS No. | 16691-50-2 |
| Molecular Formula | C9H11N5O |
| Molecular Weight | 205.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), N5-(4-methoxyphenyl)-1H-1,2,4-triazole-3,5-diamine 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.
N5-(4-methoxyphenyl)-1H-1,2,4-triazole-3,5-diamine (CAS 16691-50-2), molecular formula C9H11N5O and molecular weight 205.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H11N5O, N5-(4-methoxyphenyl)-1H-1,2,4-triazole-3,5-diamine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 205.22 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).
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 | C9H11N5O |
| Molecular Weight | 205.22 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 5 |
Related N Standards
- 5-[(3-methoxyphenyl)methyl]-1,3,4-oxadiazol-2-amine (CAS 1016691-89-6)
- [5-(3-Methoxyphenyl)isoxazol-3-yl]methanol (CAS 1105191-02-3)
- [1-(3-methoxyphenyl)-1h-1,2,3-triazol-4-yl]methanol (CAS 1126635-79-7)
- (3-(2-Methoxyphenyl)-1,2,4-oxadiazol-5-yl)methanamine (CAS 1211499-10-3)
- (5-(3-Methoxyphenyl)-1H-1,2,4-triazol-3-yl)methanol (CAS 1508470-90-3)
- (5-(4-Methoxyphenyl)-1H-1,2,4-triazol-3-yl)methanol (CAS 1540288-83-2)
- (1-(2-Methoxyphenyl)-1h-1,2,3-triazol-4-yl)methanol (CAS 339067-38-8)
- (1-(4-Methoxyphenyl)-1H-1,2,3-triazol-4-yl)methanol (CAS 910546-48-4)
Recommended Standards
- 6-(Cyclopropylmethoxy)-9H-purin-2-amine (CAS 151644-01-8)
- 7-(Pyrrolidin-1-yl)-[1,2,4]triazolo[4,3-c]pyrimidin-3(2H)-one (CAS 1707571-53-6)
- 1-((6-Methoxypyridin-2-yl)methyl)-1h-1,2,3-triazol-4-amine (CAS 1501365-54-3)
- 7-(Piperazin-1-yl)-1H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 1708013-52-8)
- 3-(1-Methyl-1H-benzo[d]imidazol-2-yl)propan-1-amine dihydrochloride (CAS 1245569-34-9)
- 3-chloro-4-cyanobenzoyl chloride (CAS 890530-29-7)
- (1-(Methylthio)cyclohexyl)methanamine (CAS 1499757-62-8)
- 2-[5-Amino-2-(trifluoromethyl)-1H-benzimidazol-1-yl]ethanol (CAS 1019111-20-6)
- 2-Amino-3-(6-methoxypyridin-2-yl)propan-1-ol (CAS 1339329-19-9)
- 6-Chloro-2-(4-chlorophenyl)pyrimidine-4-carboxylic acid (CAS 1282411-08-8)
- Piribedil Impurity 21 (CAS 147262-41-7)
- 1-(3-Hydroxypropyl)pyrrolidine-2,5-dione (CAS 56058-21-0)
- N-Methyl-1-(3-phenyl-1H-pyrazol-4-yl)methanamine (CAS 1007521-06-3)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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