6-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid CAS 1159831-86-3
| CAS No. | 1159831-86-3 |
| Molecular Formula | C7H12BrN3O2 |
| Molecular Weight | 250.09 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 6-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid.
6-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159831-86-3), molecular formula C7H12BrN3O2 and molecular weight 250.09 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H12BrN3O2, 6-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 250.09 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.
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.
CATO manufactures 6-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid 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 | C7H12BrN3O2 |
| Molecular Weight | 250.09 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related bromo Standards
- 7-bromo-2,3-dihydrofuro[2,3-b]quinoline (CAS 1031929-47-1)
- 4-(5-Bromo-2-pyridinyl)phenol (CAS 1032825-10-7)
- Methyl 4-bromo-2,2-dimethyl-3-oxopyrrolidine-1-carboxylate (CAS 106556-69-8)
- 7-Bromo-2,3-dihydropyrano[4,3,2-de]quinoline (CAS 1155270-72-6)
- 7-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159831-50-1)
- 8-bromo-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159831-56-7)
- 3-Bromo-2-phenoxypyridine (CAS 1167991-22-1)
- 4'-Bromo-[2,2'-bipyridin]-4-amine (CAS 1185318-65-3)
Recommended Standards
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- 1-(3-Bromoquinolin-6-yl)ethan-1-one (CAS 1150618-23-7)
- 3-Bromo-1-phenylpyridin-2(1h)-one (CAS 120491-70-5)
- BPOX Impurity 1 (CAS 114341-88-7)
- 3',4'-dihydro-1'H-spiro[cyclohexane-1,2'-quinoline] (CAS 42899-94-5)
- 2-Isopropyl-2,3-dihydro-1H-benzo[d]imidazole (CAS 216432-59-6)
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