| CAS No. | 2137807-68-0 |
| Molecular Formula | C10H11BrClN3 |
| Molecular Weight | 288.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 288.57 g/mol gives 5-Bromo-2-(tert-butyl)-4-chloro-7H-pyrrolo[2,3-d]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-Bromo-2-(tert-butyl)-4-chloro-7H-pyrrolo[2,3-d]pyrimidine (CAS 2137807-68-0), a certified reference material (molecular formula C10H11BrClN3, MW 288.57 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H11BrClN3, 5-Bromo-2-(tert-butyl)-4-chloro-7H-pyrrolo[2,3-d]pyrimidine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 288.57 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
As a certified reference material (CRM), 5-Bromo-2-(tert-butyl)-4-chloro-7H-pyrrolo[2,3-d]pyrimidine 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.
| Molecular Formula | C10H11BrClN3 |
| Molecular Weight | 288.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1997 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |