6,8-Dibromo-2-(((tert-butyldimethylsilyl)oxy)methyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrazine CAS 2428557-55-3
| CAS No. | 2428557-55-3 |
| Molecular Formula | C13H20Br2N4OSi |
| Molecular Weight | 436.22 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 6,8-Dibromo-2-(((tert-butyldimethylsilyl)oxy)methyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrazine.
6,8-Dibromo-2-(((tert-butyldimethylsilyl)oxy)methyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrazine (CAS 2428557-55-3), molecular formula C13H20Br2N4OSi and molecular weight 436.22 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 6,8-Dibromo-2-(((tert-butyldimethylsilyl)oxy)methyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrazine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 436.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 6,8-Dibromo-2-(((tert-butyldimethylsilyl)oxy)methyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrazine 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 | C13H20Br2N4OSi |
| Molecular Weight | 436.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Dibromo Standards
- 2,7-Dibromo-3,6-di-tert-butyl-9H-fluorene (CAS 106112-41-8)
- 6,8-Dibromo-2-(2-((tert-butyldimethylsilyl)oxy)ethyl)-[1,2,4]triazolo[1,5-a]pyrazine (CAS 2428557-57-5)
- 3,3'-Dibromo-2,2'-bithieno[3,2-b]thiophene (CAS 1687726-45-9)
- ((2,5-Dibromo-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzene (CAS 97094-33-2)
- 4,6-Dibromo-2-(2,4-dichlorophenyl)benzo[d]oxazol-5-amine (CAS 637302-80-8)
- 4,6-Dibromo-2-(3,4-dichlorophenyl)benzo[d]oxazol-5-amine (CAS 637303-13-0)
- 4,5-Dibromo-2-[(2Z)-2-(4-chlorophenyl)-2-(methoxyimino)ethyl]-2,3-dihydropyridazin-3-one (CAS 477855-39-3)
- 2,3-Dibromo-1-(3,4-dichlorophenyl)-3-phenylpropan-1-one (CAS 81394-21-0)
Recommended Standards
- 2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}-N'-[2-(4-chlorophenoxy)ethanimidoyl]acetohydrazide (CAS 303147-87-7)
- Azocyclotin (CAS 41083-11-8)
- Fluralaner impurity 36 (CAS CATO-C4X-218036)
- Methyl 3-((2,4-dichlorophenoxy)methyl)-6-(trifluoromethyl)thieno[3,2-b]pyridine-2-carboxylate (CAS 1400872-29-8)
- N-(3-cyano-5-fluoropyridin-2-yl)pivalamide (CAS 1346447-40-2)
- Tert-butyl 2-(4-methyl-6-(pyrrolidin-1-yl)pyridin-3-yl)piperidine-1-carboxylate (CAS 1352515-90-2)
- 1-Bromo-3,5-dichloro-2-ethoxybenzene (CAS 1010390-51-8)
- 2-(5-Chloro-8-methoxy-4-oxoquinolin-1(4H)-yl)acetonitrile (CAS 1315349-51-9)
- 5-Chloro-1-(4-fluorophenyl)-3-(propan-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 1152960-71-8)
- 3-(2-Fluoro-6-methoxyphenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1501360-61-7)
- N-[(1-methyl-1H-pyrazol-4-yl)methyl]ethane-1,2-diamine (CAS 105829-49-0)
- Dabrafenib Impurity N7 (CAS 1195768-23-0)
- N-Ethyl-1-(1H-imidazol-2-yl)propan-1-amine hydrochloride (CAS 1189972-25-5)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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