5-(4-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine CAS 921627-85-2
| CAS No. | 921627-85-2 |
| Molecular Formula | C16H10FN5O |
| Molecular Weight | 307.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(4-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine.
5-(4-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 921627-85-2) is a high-purity analytical reference standard with the molecular formula C16H10FN5O and a molecular weight of 307.28 g/mol.
Based on its molecular formula C16H10FN5O, 5-(4-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 307.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(4-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H10FN5O |
| Molecular Weight | 307.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
Related Fluorophenyl Standards
- 5-(4-Fluorophenyl)-4-hydroxy-2-(phenylethynyl)-6H-1,3-oxazin-6-one (CAS 1923190-14-0)
- 2-((3-Fluorophenyl)ethynyl)-4-hydroxy-5-phenyl-6H-1,3-oxazin-6-one (CAS 1956324-52-9)
- 5-(3-Fluorophenyl)-4-hydroxy-2-(phenylethynyl)-6H-1,3-oxazin-6-one (CAS 1956324-70-1)
- 5-(2-Fluorophenyl)-4-hydroxy-2-(phenylethynyl)-6H-1,3-oxazin-6-one (CAS 1956370-01-6)
- 2-((2-Fluorophenyl)ethynyl)-4-hydroxy-5-phenyl-6H-1,3-oxazin-6-one (CAS 1956377-05-1)
- 2-((4-Fluorophenyl)ethynyl)-4-hydroxy-5-phenyl-6H-1,3-oxazin-6-one (CAS 1956385-72-0)
- 5-(3-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 921627-84-1)
- Ethyl 1-[2-(4-fluorophenyl)ethyl]-2,4-dioxopiperidine-3-carboxylate (CAS 1400636-78-3)
Recommended Standards
- 5-(Methoxycarbonyl)-2-nitrophenyl thiophene-2-carboxylate (CAS 297150-05-1)
- 4-Formylphenyl 4-nitrobenzenesulfonate (CAS 55660-69-0)
- 7-(Sulfooxy)dibenz[b,f][1,4]oxazepin-11(10H)-one (CAS 88373-20-0)
- 4-(Sulfooxy)dibenz[b,f][1,4]oxazepin-11(10H)-one (CAS 88373-19-7)
- 3-Methoxy-2-methylaniline (CAS 19500-02-8)
- 2-(Dibromomethyl)-1,3-dioxolane (CAS 4362-54-3)
- (1-Phenyl-1H-1,2,3-triazol-4-yl)methyl 3-methylbutanoate (CAS 338757-33-8)
- Pyronaridine Impurity 24 (CAS CATO-C4X-297824)
- 2,2,5-Trimethylhexanoic acid (CAS 27971-09-1)
- 2-Bromo-4-ethynyl-1,3,5-trimethylbenzene (CAS 5471-85-2)
- 1-(3-aminophenyl)-3-ethylurea (CAS 41402-59-9)
- Luliconazole Impurity 8 (CAS CATO-C4X-28538)
- 3-(3-(2-Bromophenyl)-1,2,4-oxadiazol-5-yl)pyridin-2-amine (CAS 1707727-47-6)
- Tirzepatide Impurity 24 X TFA Salt (CAS CATO-C4X-324024)
Why CATO?
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