6-Bromo-7-methyl-2h,3h-[1,2,4]triazolo[4,3-a]pyridin-3-one CAS 1428532-83-5
| CAS No. | 1428532-83-5 |
| Molecular Formula | C7H6BrN3O |
| Molecular Weight | 228.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6-Bromo-7-methyl-2h,3h-[1,2,4]triazolo[4,3-a]pyridin-3-one (C7H6BrN3O) contains an amide group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 228.05 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
6-Bromo-7-methyl-2h,3h-[1,2,4]triazolo[4,3-a]pyridin-3-one (CAS 1428532-83-5), molecular formula C7H6BrN3O and molecular weight 228.05 g/mol, is a CATO reference standard with documented purity and traceability.
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), 6-Bromo-7-methyl-2h,3h-[1,2,4]triazolo[4,3-a]pyridin-3-one 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 | C7H6BrN3O |
| Molecular Weight | 228.05 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.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 6-Bromo-7-methylimidazo[4,5-b]pyridin-2(3H)-one (CAS 116035-72-4)
- 6-bromo-5-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one (CAS 116035-73-5)
- 3-Bromo-6-methoxypyrazolo[1,5-b]pyridazine (CAS 1246552-73-7)
- 3-Bromo-6-methoxyimidazo[1,2-a]pyrazine (CAS 1276056-77-9)
- 3-Bromo-5-(1H-imidazol-1-yl)-1-methyl-1H-1,2,4-triazole (CAS 1279219-58-7)
- 6-Bromo-1-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one (CAS 1289190-03-9)
- 3-Bromo-6-methoxypyrazolo[1,5-a]pyrimidine (CAS 1314893-99-6)
- (2-Bromo-5H-pyrrolo[2,3-b]pyrazin-7-yl)methanol (CAS 1334674-88-2)
Recommended Standards
- (2-(p-Tolyloxy)phenyl)boronic acid (CAS 1412761-94-4)
- 8-Bromo-6-methyl-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one (CAS 1428532-90-4)
- 6-Bromo-8-hydrazinylimidazo[1,2-a]pyrazine (CAS 1384430-35-6)
- 7-Bromo-3,4-dihydropyrido[3,4-b]pyrazin-2(1H)-one (CAS 1432060-74-6)
- 5-Bromo-2-methylbenzimidazole (CAS 1964-77-8)
- Ethyl 2,2-difluoro-2-(2-fluorophenyl)acetate (CAS 698378-76-6)
- (2S)-2-[(4S)-4,5-Dihydro-4-(1-methylethyl)-2-oxazolyl]-1-(diphenylphosphino)piperidine (CAS 2757084-44-7)
- 3-[(5-nitro-2-pyridyl)amino]-1-propanol,HCL (CAS 136772-09-3)
- Obeticholic Acid-9 (CAS 459789-97-0)
- 5-Chloro-2-(propan-2-yl)pyrimidine-4-carboxylic acid (CAS 1221725-88-7)
- Quinoline-5-carbohydrazide (CAS 96541-83-2)
- Diethyl (12-bromododecyl)phosphonate, 97% (CAS 264231-28-9)
- 3-Chloro-4-(diphenylamino)-6-phenyl-2H-pyran-2-one (CAS 70486-07-6)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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