1-Methyl-4-(pyridin-4-yl)-1h-pyrazol-5-amine CAS 165404-21-7
| CAS No. | 165404-21-7 |
| Molecular Formula | C9H10N4 |
| Molecular Weight | 174.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-Methyl-4-(pyridin-4-yl)-1h-pyrazol-5-amine (CAS 165404-21-7), molecular formula C9H10N4 and molecular weight 174.20 g/mol, is a CATO reference standard with documented purity and traceability.
1-Methyl-4-(pyridin-4-yl)-1h-pyrazol-5-amine (C9H10N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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).
As a certified reference material (CRM), 1-Methyl-4-(pyridin-4-yl)-1h-pyrazol-5-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 | C9H10N4 |
| Molecular Weight | 174.20 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.) | 2004 |
| Nitrogen Atoms | 4 |
Related Methyl Standards
- (5-(Pyridin-4-yl)-1H-imidazol-2-yl)methanamine (CAS 1004303-43-8)
- (1-(Pyridin-2-yl)-1H-pyrazol-4-yl)methanamine (CAS 1017666-73-7)
- 1-(pyridin-3-ylmethyl)-1H-pyrazol-3-amine (CAS 1033780-34-5)
- 1-Methyl-4-(pyridin-2-yl)-1h-pyrazol-5-amine (CAS 104909-45-7)
- 1-[(pyridin-2-yl)methyl]-1h-pyrazol-3-amine (CAS 1142952-12-2)
- 1-(Pyridin-4-ylmethyl)-1H-pyrazol-4-amine (CAS 1152841-31-0)
- 1-(Pyridin-2-ylmethyl)-1h-pyrazol-4-amine (CAS 1152940-05-0)
- 1-(Pyridin-3-ylmethyl)-1h-pyrazol-4-amine (CAS 1152940-07-2)
Recommended Standards
- 1-Methyl-4-(pyridin-3-yl)-1h-pyrazol-5-amine (CAS 165404-19-3)
- 1-(6-Methylbenzofuran-2-yl)ethanone (CAS 16564-18-4)
- N-(1H-1,2,3-triazol-5-ylmethyl)aniline (CAS 165397-77-3)
- 1-(7-Amino-1H-indol-3-yl)ethanone (CAS 165669-20-5)
- N-(2-cyanoethyl)-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 775351-59-2)
- 2-Bromo-4-(difluoromethyl)-3-fluoro-5-methoxypyridine (CAS 1805394-20-0)
- N-Butyl-1-(pyridin-2-yl)methanimine (CAS 7032-24-8)
- Cyclopiazonic acid (CAS 83136-88-3)
- 5-AMino-1-(3-fluorophenyl)-3-methyl-1h-pyrazole-4-carbonitrile (CAS 51516-83-7)
- 1-(6-(Benzyloxy)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)ethane-1,2-diyl diacetate (CAS 18006-25-2)
- 6-Chloro-5-methyl-2-nitropyridin-3-amine (CAS 1936264-47-9)
- (4-(2H-1,2,3-Triazol-2-yl)phenyl)boronic acid (CAS 1410783-07-1)
- [2-(2-Methylpropyl)phenyl]methanol (CAS 172225-48-8)
- C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 127869-51-6)
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