3-bromo-1-isopropyl-pyrazolo[3,4-d]pyrimidine CAS 1781756-62-4
| CAS No. | 1781756-62-4 |
| Molecular Formula | C8H17BrN4 |
| Molecular Weight | 249.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-bromo-1-isopropyl-pyrazolo[3,4-d]pyrimidine (CAS 1781756-62-4), a certified reference material (molecular formula C8H17BrN4, MW 249.15 g/mol) for analytical method development and quality control.
Owing to a nitrile group, bromine substitution, 3-bromo-1-isopropyl-pyrazolo[3,4-d]pyrimidine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 249.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-1-isopropyl-pyrazolo[3,4-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.
Physical & Chemical Properties
| Molecular Formula | C8H17BrN4 |
| Molecular Weight | 249.15 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2-{5-bromopyrrolo[2,1-f][1,2,4]triazin-7-yl}ethan-1-amine (CAS 1781830-19-0)
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- 2-{6-bromopyrrolo[2,1-f][1,2,4]triazin-2-yl}ethan-1-amine (CAS 1782425-53-9)
- 1-{7-bromopyrrolo[2,1-f][1,2,4]triazin-2-yl}ethan-1-amine (CAS 1367942-44-6)
- Chloroparaffin C14-C17,52% Cl (CAS 85535-85-9)
- Diethyl (naphthalen-1-ylmethyl) phosphate (CAS 64050-53-9)
- 2-[[(1R,2S)-2-Aminocyclohexyl]amino]-4-[[3-(2H-1,2,3-triazol-2-yl)phenyl]amino]-5-pyrimidinecarboxamide (CAS 1370261-96-3)
- (S)-1-(3,5-difluorophenyl)-2-methoxyethan-1-amine (CAS 1269956-43-5)
- 3,4-Bis-(methanethiosulfonylmethyl)-2,2,5,5-tetramethyl-2,5-dihydro-1H-pyrrol-1-yloxy radical (CAS 229621-21-0)
- 4-Methyl-2-(4-methyl-piperazin-1-yl)-quinolin-6-ylamine (CAS 710328-09-9)
- 2,4-Dichloro-N-(5-(isoxazol-5-yl)-1,3,4-oxadiazol-2-yl)benzamide (CAS 946281-19-2)
- N-Benzyl-N-(piperidin-4-ylmethyl)ethanamine (CAS 548769-06-8)
- 1-(1,4-Diazepan-1-yl)-2-ethylhexan-1-one (CAS 1039896-85-9)
- Semaglutide Impurity 5 (CAS 23406-82-8)
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