8-Bromopyrazolo[1,5-a][1,3,5]triazine-2,4-diamine CAS 1783318-15-9
| CAS No. | 1783318-15-9 |
| Molecular Formula | C5H5BrN6 |
| Molecular Weight | 229.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 8-Bromopyrazolo[1,5-a][1,3,5]triazine-2,4-diamine (C5H5BrN6) contains a nitrile group, bromine substitution. 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 229.04 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
8-Bromopyrazolo[1,5-a][1,3,5]triazine-2,4-diamine (CAS 1783318-15-9), molecular formula C5H5BrN6 and molecular weight 229.04 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), 8-Bromopyrazolo[1,5-a][1,3,5]triazine-2,4-diamine 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 | C5H5BrN6 |
| Molecular Weight | 229.04 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 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
Related Bromopyrazolo Standards
- 3-Bromopyrazolo[1,5-a]pyrimidine-5,7(4H,6H)-dione (CAS 57489-76-6)
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Recommended Standards
- 3-Bromo-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine (CAS 144750-82-3)
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- {4-[(2-oxo-1,2-dihydropyridin-1-yl)methyl]phenyl}boronic acid (CAS 1334172-77-8)
- 2-Methoxy-5-(4-pyridinyl)phenylboronic acid, 97% (CAS 196861-33-3)
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- 3-Amino-3-(3-bromo-5-(tert-butyl)phenyl)propanoic acid (CAS 1541197-65-2)
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