N-(2-Methoxyethyl)-1-methyl-4-nitro-1H-pyrazol-3-amine CAS 1429417-67-3
| CAS No. | 1429417-67-3 |
| Molecular Formula | C7H12N4O3 |
| Molecular Weight | 200.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(2-Methoxyethyl)-1-methyl-4-nitro-1H-pyrazol-3-amine (CAS 1429417-67-3), molecular formula C7H12N4O3 and molecular weight 200.20 g/mol, is a CATO reference standard with documented purity and traceability.
N-(2-Methoxyethyl)-1-methyl-4-nitro-1H-pyrazol-3-amine (C7H12N4O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
As a certified reference material (CRM), N-(2-Methoxyethyl)-1-methyl-4-nitro-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 | C7H12N4O3 |
| Molecular Weight | 200.20 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 4 |
Related N Standards
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- 1-(2-Methoxyethyl)-4-oxocyclohexanecarboxylic acid (CAS 2228313-99-1)
- 2-((2-Methoxyethyl)(methyl)amino)thiazole-5-carbaldehyde (CAS 1342755-91-2)
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Recommended Standards
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- 1-(3,4-Dichloro-2-hydroxyphenyl)ethan-1-one (CAS 55736-71-5)
- 1-[(2-amino-6-fluorophenyl)methyl]-3-methyl-1,2-dihydropyridin-2-one (CAS 1284791-56-5)
- (3-Ethoxy-4-hydroxy-5-iodophenyl)(morpholino)methanethione (CAS 1432436-82-2)
- 1-(4-Cyanobenzyl)azetidine-3-carboxylic acid (CAS 1236144-55-0)
- 1-(Pyrazin-2-yl)azetidin-3-ol (CAS 1342906-03-9)
- (E)-Ethyl 3-(4-((tert-butoxycarbonyl)amino)phenyl)acrylate (CAS 239088-81-4)
- 2-(((Benzyloxy)carbonyl)amino)-2-(2-bromophenyl)acetic acid (CAS 1313032-91-5)
- (3,4-Dimethylphenyl)hydrazine xhydrochloride (CAS 86746-50-1)
- Protein Kinase C? Peptide Substrate (CAS 120253-69-2)
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