(3-Amino-1-methyl-1H-pyrazol-5-yl)(2-methyl-1H-imidazol-1-yl)methanone CAS 1856046-43-9
| CAS No. | 1856046-43-9 |
| 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), (3-Amino-1-methyl-1H-pyrazol-5-yl)(2-methyl-1H-imidazol-1-yl)methanone 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.
(3-Amino-1-methyl-1H-pyrazol-5-yl)(2-methyl-1H-imidazol-1-yl)methanone (CAS 1856046-43-9), 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, (3-Amino-1-methyl-1H-pyrazol-5-yl)(2-methyl-1H-imidazol-1-yl)methanone 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.) | 1995 |
| Nitrogen Atoms | 5 |
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Recommended Standards
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- 1-((1H-Tetrazol-5-yl)methyl)-1H-benzo[d][1,2,3]triazole (CAS 183015-28-3)
- 3-(1H-Benzo[d][1,2,3]triazol-1-yl)propanehydrazide (CAS 194934-34-4)
- 1-Hydroxy-8-(2-hydroxyethoxy)anthracene-9,10-dione (CAS 880758-61-2)
- rac-(2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolan-3-amine dihydrochloride (CAS 1989638-34-7)
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- Alpha-HCH (CAS 319-84-6)
- Roxadustat Impurity 23 (CAS CATO-C4X-221323)
- (S)-C4-TunePhos (CAS 486429-94-1)
- 6-Methyl-2,6-diazaspiro[3.4]octan-7-one hydrochloride (CAS 2097951-61-4)
- (1-Methyl-1H-benzoimidazol-2-yl)-hydrazinehydrochloride (CAS 114804-55-6)
- 5-(Butylcarbamoyl)-1-methyl-1h-pyrazole-4-carboxylic acid (CAS 1006476-26-1)
- Semaglutide Impurity 150 xTFA (CAS CATO-C4X-2226150)
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