8-Bromo-7-chloro-2-(2-chlorophenyl)-[1,2,4]triazolo[1,5-c]pyrimidine CAS 1254710-18-3
| CAS No. | 1254710-18-3 |
| Molecular Formula | C11H5BrCl2N4 |
| Molecular Weight | 343.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Bromo-7-chloro-2-(2-chlorophenyl)-[1,2,4]triazolo[1,5-c]pyrimidine (CAS 1254710-18-3) is a high-purity analytical reference standard with the molecular formula C11H5BrCl2N4 and a molecular weight of 343.99 g/mol.
Structurally, 8-Bromo-7-chloro-2-(2-chlorophenyl)-[1,2,4]triazolo[1,5-c]pyrimidine (C11H5BrCl2N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 343.99 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 8-Bromo-7-chloro-2-(2-chlorophenyl)-[1,2,4]triazolo[1,5-c]pyrimidine 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 | C11H5BrCl2N4 |
| Molecular Weight | 343.99 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 |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 4 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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