6-Bromo-[1,2,4]triazolo[4,3-a]pyridine CAS 108281-79-4
| CAS No. | 108281-79-4 |
| Molecular Formula | C6H4BrN3 |
| Molecular Weight | 198.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 6-Bromo-[1,2,4]triazolo[4,3-a]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.
6-Bromo-[1,2,4]triazolo[4,3-a]pyridine (CAS 108281-79-4) is a high-purity analytical reference standard with the molecular formula C6H4BrN3 and a molecular weight of 198.02 g/mol.
Owing to a nitrile group, bromine substitution, an aromatic ring system, 6-Bromo-[1,2,4]triazolo[4,3-a]pyridine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 198.02 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C6H4BrN3 |
| Molecular Weight | 198.02 g/mol |
| Appearance | Off-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 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 2-Bromo-[1,2,4]triazolo[1,5-a]pyridine (CAS 1021019-03-3)
- 7-Bromo-[1,2,4]triazolo[1,5-a]pyridine (CAS 1053655-66-5)
- 6-Bromo-1,2-benzisoxazole (CAS 1060802-88-1)
- 7-Bromo-[1,2,3]triazolo[1,5-a]pyridine (CAS 107465-26-9)
- 4-Bromo-1H-imidazo[4,5-c]pyridine (CAS 1086398-12-0)
- 8-Bromo[1,2,4]triazolo[4,3-a]pyridine (CAS 1126824-74-5)
- 5-Bromo-4-methylpyrimidine-2-carbonitrile (CAS 114969-80-1)
- 5-Bromo-6-methylpyrimidine-4-carbonitrile (CAS 114969-85-6)
Recommended Standards
- 4-Bromobenzo[d]isoxazole (CAS 1126848-34-7)
- 8-Bromoimidazo[1,2-c]pyrimidine (CAS 1049001-84-4)
- 3-Bromopyrazolo[1,5-b]pyridazine (CAS 1137949-68-8)
- 2-Iodoimidazole 2-iodo-1H-imidazole 3034-62-6 A5590 (CAS 3034-62-6)
- trans-3-Aminocyclobutanecarbonitrile (CAS 1202640-82-1)
- Ethyl 2-(thiophen-2-yl)pyrimidine-5-carboxylate (CAS 954227-49-7)
- N-(2-Cyclopropyl-2-hydroxypropyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide (CAS 1286728-86-6)
- Methyl 4-chloro-6-(difluoromethyl)nicotinate (CAS 1805196-45-5)
- Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-[(1-oxooctadecyl)oxy]-, ether with D-glucitol (6:1) (CAS 9011-29-4)
- Dalbergioidin (CAS 30368-42-4)
- 2-(4-Bromobenzyl)-4,5-dichloropyridazin-3(2H)-one (CAS 303033-94-5)
- Ethyl 3-(4-hydroxyphenyl)-1H-1,2,4-triazole-5-carboxylate (CAS 1416339-24-6)
- Anhydrosafflor Yellow B (CAS 184840-84-4)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
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