4-(4-Methoxy-2-methylphenyl)-5-methyl-1H-pyrazol-3-amine CAS 262298-03-3
| CAS No. | 262298-03-3 |
| Molecular Formula | C12H19N3O |
| Molecular Weight | 221.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H19N3O, 4-(4-Methoxy-2-methylphenyl)-5-methyl-1H-pyrazol-3-amine 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 221.30 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).
CATO supplies 4-(4-Methoxy-2-methylphenyl)-5-methyl-1H-pyrazol-3-amine (CAS 262298-03-3), a certified reference material (molecular formula C12H19N3O, MW 221.30 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(4-Methoxy-2-methylphenyl)-5-methyl-1H-pyrazol-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.
Physical & Chemical Properties
| Molecular Formula | C12H19N3O |
| Molecular Weight | 221.30 g/mol |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 2-Methoxy-5-(4-methylpiperazin-1-yl)aniline (CAS 1021428-48-7)
- 2-Methoxy-N-(1-(p-tolyl)propyl)acetamide (CAS 1208955-72-9)
- 2-Methoxy-N-(2-methyl-2-phenylpropyl)acetamide (CAS 1211421-85-0)
- 2-Methoxy-4-(4-methylpiperazin-1-yl)aniline (CAS 122833-04-9)
- 3-(2-Methoxy-5-methylbenzyl)pyrrolidin-3-ol (CAS 1339623-53-8)
- 4-Methoxy-3-(4-methylpiperazin-1-yl)aniline (CAS 148546-78-5)
- 3-Methoxy-4-(4-methyl-1-piperazinyl)aniline (CAS 156428-85-2)
- (R)-1-Methoxy-7,7-dimethyl-2-(prop-1-en-2-yl)-1,2,3,7-tetrahydroimidazo[1,2-a]pyrimidine (CAS 28340-21-8)
Recommended Standards
- 4-(4-(Dimethylamino)butoxy)benzaldehyde (CAS 696588-40-6)
- 4-(Benzyl(ethyl)amino)butanoic acid (CAS 938291-64-6)
- 4-(3-Methoxyphenyl)-1-methylpiperidin-4-ol (CAS 73224-20-1)
- 4-(Diethylamino)-2-ethoxybenzaldehyde (CAS 61657-61-2)
- 1380572-46-2 5-Nitro-3-(3,4,5-trimethoxy-phenylimino)-1,3-dihydro-indol-2-one (CAS 1380572-46-2)
- 5-(4-(Tert-butyl)phenoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbonitrile (CAS 477713-59-0)
- 2-(4-(2-(1-Isopropyl-3-methyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)-1H-pyrazol-1-yl)-2-methylpropanoic acid (CAS 1282513-03-4)
- 4-Nitro-2-(trifluoromethyl)benzaldehyde (CAS 50551-17-2)
- Dimethyl (4-fluorobenzoyl)phosphonate (CAS 89198-46-9)
- 2,6-Naphthyridine-1-carbaldehyde (CAS 2231674-27-2)
- Benzoic acid, 4,4',4'',4'''-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis-, manganese complex (CAS 73202-95-6)
- 2-(Naphthalen-1-yl)-N-(1-(thiazol-2-yl)pyrrolidin-3-yl)acetamide (CAS 1788677-31-5)
- Ethyl 5-ethoxy-3-methyl-1H-indole-2-carboxylate (CAS 16381-43-4)
- Peptide Impurity 81 TFA (CAS CATO-CPTD788581)
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