3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine hydrochloride CAS 2059994-83-9
| CAS No. | 2059994-83-9 |
| Molecular Formula | C6H8BrN3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 238.51 g/mol gives 3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine hydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine hydrochloride (CAS 2059994-83-9) is a high-purity analytical reference standard with the molecular formula C6H8BrN3HCl and a molecular weight of 238.51 g/mol.
3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine hydrochloride (C6H8BrN3HCl) contains a nitrile group, chlorine/bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine hydrochloride 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 | C6H8BrN3 HCl |
| Molecular Weight | 238.51 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
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- tert-Butyl 8-fluoro-7-(trifluoromethyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 2757409-73-5)
- 6-(2-Fluorophenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole (CAS 876884-51-4)
- (3-bromo-5-methylthiophen-2-yl)trimethylsilane (CAS 80959-94-0)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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