7-Bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidin-2-amine CAS 1311275-31-6
| CAS No. | 1311275-31-6 |
| Molecular Formula | C6H4BrClN4 |
| Molecular Weight | 247.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 7-Bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidin-2-amine (CAS 1311275-31-6), a certified reference material (molecular formula C6H4BrClN4, MW 247.48 g/mol) for analytical method development and quality control.
7-Bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidin-2-amine (C6H4BrClN4) contains a nitrile group, chlorine/bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 7-Bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidin-2-amine 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 | C6H4BrClN4 |
| Molecular Weight | 247.48 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.) | 1990 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
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Recommended Standards
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- 5-bromo-6-chloro-2,3-dihydro-1H-1,3-benzodiazol-2-one (CAS 1388057-23-5)
- 3-Bromo-2-methylimidazo[1,2-a]pyrazine (CAS 1609581-45-4)
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- 6-Bromo-3-fluoro-N,N-bis(4-methoxybenzyl)-4-methylpyridin-2-amine (CAS 2803281-45-8)
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