3-{7-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl}pyridine CAS 926232-96-4
| CAS No. | 926232-96-4 |
| Molecular Formula | C10H6ClN5 |
| Molecular Weight | 231.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-{7-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl}pyridine (CAS 926232-96-4), molecular formula C10H6ClN5 and molecular weight 231.64 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H6ClN5, 3-{7-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl}pyridine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 231.64 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.
As a certified reference material (CRM), 3-{7-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl}pyridine 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 | C10H6ClN5 |
| Molecular Weight | 231.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related chloro Standards
- 6-Chloro-3-(pyridin-4-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1032705-69-3)
- 3-Chloro-6-oxo-1,6-dihydro-[2,2'-bipyridine]-5-carbonitrile (CAS 1092352-59-4)
- 6-Chloro-3-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1094260-38-4)
- 2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}pyridine (CAS 1110542-95-4)
- 4-Chloro-6-cyanoquinoline-3-carboxamide (CAS 1131604-95-9)
- 2-Chloro-n-(2-methylpropyl)-n-(2,2,2-trifluoroethyl)acetamide (CAS 1184088-09-2)
- 2-Chloro-N-(5-(tetrahydrofuran-2-yl)-1,3,4-oxadiazol-2-yl)acetamide (CAS 1251924-60-3)
- 2-Chloro-5-(2-hydroxypyrimidin-5-yl)benzonitrile (CAS 1261965-80-3)
Recommended Standards
- 3-(4-Chlorophenoxy)pyrazine-2-carbonitrile (CAS 303146-83-0)
- 4-Chloro-1-(pyridin-2-yl)-1h-pyrazolo[3,4-d]pyrimidine (CAS 650637-99-3)
- 3-(2-Chloropyrimidin-4-yl)pyrazolo[1,5-b]pyridazine (CAS 2244975-98-0)
- 4-Chloro-1-(pyridin-3-yl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 650638-19-0)
- n-(3-Methoxypropyl)bicyclo[2.2.1]heptan-2-amine (CAS 55611-80-8)
- 7-chloropyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 1159982-97-4)
- 3-(4-Bromo-3-methylphenyl)-3-hydroxypropanoic acid (CAS 1520773-44-7)
- 2-Bromo-1-cyclopropyl-1H-benzo[d]imidazole (CAS 1437486-17-3)
- 2,2-Diethoxy-N,N-dimethylethan-1-amine (CAS 3616-56-6)
- 5-Amino-3-(methylamino)pyrazine-2-carboxamide (CAS 704-46-1)
- N-(2-(2-Methyl-1H-imidazol-1-yl)pyrimidin-5-yl)picolinamide (CAS 1396685-34-9)
- 4,6-Diamino-5-benzeneazo-2-methylpyrimidine (CAS 5473-05-2)
- 1-Methyl-3-(2-methyl-4-nitrophenyl)-2-thioxoimidazolidin-4-one (CAS 956587-18-1)
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