5-Ethynyl-N-methylpyrimidin-2-amine CAS 884603-50-3
| CAS No. | 884603-50-3 |
| Molecular Formula | C7H7N3 |
| Molecular Weight | 133.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Ethynyl-N-methylpyrimidin-2-amine is closely related to a nitrile group, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Ethynyl-N-methylpyrimidin-2-amine (CAS 884603-50-3), molecular formula C7H7N3 and molecular weight 133.15 g/mol, is a CATO reference standard with documented purity and traceability.
5-Ethynyl-N-methylpyrimidin-2-amine (C7H7N3) contains a nitrile group, an aromatic ring system. 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).
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), 5-Ethynyl-N-methylpyrimidin-2-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 | C7H7N3 |
| Molecular Weight | 133.15 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Ethynyl Standards
- 4-Ethynyl-6-methylpyrimidin-2-amine (CAS 103011-51-4)
- 4-Ethynyl-2-methoxypyridine (CAS 1060816-39-8)
- 3-ethynyl-2-methoxy-pyridine (CAS 1196145-21-7)
- 4-Ethynyl-3-methoxypyridine (CAS 1196146-49-2)
- 2-Ethynyl-5-methoxypyridine (CAS 1196155-18-6)
- 3-Ethynyl-4-methoxypyridine (CAS 1196155-25-5)
- 2-Ethynyl-4-methoxypyridine (CAS 1211533-95-7)
- 2-Ethynyl-3-methoxypyridine (CAS 1256805-99-8)
Recommended Standards
- 5-Ethynyl-4-methylpyrimidin-2-amine (CAS 884603-49-0)
- 5-Methyl-[1,2,4]triazolo[1,5-a]pyridine (CAS 4931-27-5)
- 5-Ethynyl-2-methoxypyridine (CAS 663955-59-7)
- 5-methyl-2,1-benzoxazole (CAS 566194-03-4)
- N-(2,5-Dibromophenyl)benzenecarbothioamide (CAS 944719-96-4)
- 2,6-Dimethyl-1H-pyrrolo[3,2-d]pyrimidin-4(5H)-one (CAS 82722-95-0)
- 4-(1-Methyl-1h-pyrazol-4-yl)-1,3-thiazol-2-amine (CAS 957242-34-1)
- 1-Fluoro-3-(prop-1-en-2-yl)benzene (CAS 3825-81-8)
- 4-[(1-Pyrrolidinyl)methyl]phenylboronic Acid Pinacol Ester (CAS 884507-39-5)
- Naftidrofuryl impurity 1 (CAS 25379-26-4)
- 3-Chloro-2-[4-(naphthalene-2-carbonyl)-1H-1,2,3-triazol-1-yl]-5-(trifluoromethyl)pyridine (CAS 478248-73-6)
- Ethyl 3-(3-chlorophenyl)-3-methyloxirane-2-carboxylate (CAS 1504091-47-7)
- 4,5,8-Trichloro-2-methylquinoline (CAS 1203-36-7)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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