5-(Pyridin-2-yl)-1-[3-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carboxylic acid CAS 1326922-71-7
| CAS No. | 1326922-71-7 |
| Molecular Formula | C15H9F3N4O2 |
| Molecular Weight | 334.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(Pyridin-2-yl)-1-[3-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carboxylic acid 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.
5-(Pyridin-2-yl)-1-[3-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carboxylic acid (CAS 1326922-71-7), molecular formula C15H9F3N4O2 and molecular weight 334.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-(Pyridin-2-yl)-1-[3-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carboxylic acid (C15H9F3N4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 334.25 g/mol, it falls into the moderately-high-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C15H9F3N4O2 |
| Molecular Weight | 334.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Pyridin Standards
- 5-(Pyridin-4-yl)-1-(2-(trifluoromethyl)phenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1326843-95-1)
- 5-(Pyridin-2-yl)-1-(2-(trifluoromethyl)phenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1326844-83-0)
- 5-(Pyridin-4-yl)-1-(4-(trifluoromethyl)phenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1326921-64-5)
- 5-(Pyridin-3-yl)-1-[2-(trifluoromethyl)phenyl]-1H-1,2,3-triazole-4-carboxylic acid (CAS 1338653-66-9)
- N-(pyridin-3-ylmethyl)-2-(2-(trifluoromethyl)-1H-benzo[d]imidazol-1-yl)acetamide (CAS 383148-36-5)
- 2,7-Di(pyridin-4-yl)-9H-fluoren-9-one (CAS 1695519-85-7)
- 2,9-Di(pyridin-2-yl)-1,10-phenanthroline (CAS 773883-32-2)
- 3-Benzyl-7-((pyridin-2-ylmethyl)thio)-3H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 924806-13-3)
Recommended Standards
- 6-Nitro-N-(3-(trifluoromethyl)phenyl)quinazolin-4-amine (CAS 153436-73-8)
- 2-(3-(2-(Trifluoromethyl)phenyl)-1,2,4-oxadiazol-5-yl)benzoic acid (CAS 1707567-31-4)
- 2-Bromo-6-(4-cyclopentylpiperazin-1-yl)benzonitrile (CAS 1260678-61-2)
- 2-(3-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazol-5-yl)benzoic acid (CAS 1708400-81-0)
- Tianeptine Metabolite MC5 (Pentanoic Acid Metabolite) (CAS 104732-22-1)
- (3,4-Difluoro-2-methylphenyl)methanamine (CAS 847502-85-6)
- Ethyl 4-(1,3-dioxolan-2-yl)piperidine-1-carboxylate (CAS 1624262-30-1)
- 5-Chloro-2-methoxy-3-methylbenzoic acid (CAS 653569-18-7)
- Forasartan (CAS 145216-43-9)
- 2-(Chloromethyl)-1h-benzo[d]imidazole-6-carboxylic acid (CAS 351226-57-8)
- 1-(5-Fluoro-2-iodophenyl)ethanone (CAS 914225-70-0)
- 5-(Tert-butyl)benzene-1,3-diamine (CAS 22503-17-9)
- (1S,2S)-2-methoxycyclopropanamine hydrochloride (CAS 2306249-40-9)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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