3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine CAS 1173265-26-3
| CAS No. | 1173265-26-3 |
| Molecular Formula | C11H6BrFN6O2 |
| Molecular Weight | 353.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H6BrFN6O2, 3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 353.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1173265-26-3), molecular formula C11H6BrFN6O2 and molecular weight 353.11 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H6BrFN6O2 |
| Molecular Weight | 353.11 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 6 |
Related Bromo Standards
- Bromo-4,6-di-O-acetyl-α-D-mannopyranose-2,3-carbonate (CAS 53958-21-7)
- 1-[3-bromo-4-(trifluoromethoxy)phenyl]hexahydropyrimidine-2,4-dione (CAS 1925551-42-3)
- 1-(7-Bromo-6-nitro-3,4-dihydroisoquinolin-2(1H)-yl)-2,2,2-trifluoroethanone (CAS 912846-87-8)
- 1-[5-bromo-2-(trifluoromethoxy)phenyl]hexahydropyrimidine-2,4-dione (CAS 2703773-45-7)
- Ethyl 7-bromo-5-(trifluoromethoxy)benzofuran-2-carboxylate (CAS 2379918-36-0)
- 2-Bromo-6-(pyrrolidin-1-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1150271-64-9)
- 2-(3-Bromo-5-(cyclopropylmethoxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1218789-49-1)
- 4-((5-Bromo-4-(methylamino)pyrimidin-2-yl)amino)-3-methoxybenzoic acid (CAS 1351762-21-4)
Recommended Standards
- 2,6-dichloro-5-fluoro-N-[3-(trifluoromethyl)phenyl]nicotinamide (CAS 680217-81-6)
- 1-((2R,4S,5R)-5-(Aminomethyl)-4-hydroxytetrahydrofuran-2-yl)-5-iodopyrimidine-2,4(1H,3H)-dione (CAS 56045-73-9)
- 5-Iodo-2-deoxycytidine (CAS 611-53-0)
- 5-(4-Iodophenyl)-1H-pyrrolo[2,3-d]pyrimidine-2,4(3H,7H)-dione (CAS 1204298-61-2)
- 2-((4-Methylpiperazin-1-yl)methyl)-4,5-diphenyloxazole (CAS 33161-88-5)
- 5-((2,6-Dichlorobenzyl)thio)-1,3,4-thiadiazole-2-thiol (CAS 210285-94-2)
- 3-Ethyl-6-fluoro-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 926263-12-9)
- 3-Cyclopropoxy-N-methyl-4-nitropicolinamide (CAS 1243462-71-6)
- 3-(1-((Benzyloxy)carbonyl)piperidin-3-yl)propanoic acid (CAS 889942-92-1)
- 4-((Thiophen-2-ylmethyl)amino)phenol (CAS 3139-28-4)
- 4-phenyl-1-(thien-2-ylsulfonyl)piperidine-4-carboxylic acid (CAS 793727-32-9)
- (3AR,5S,6R,6aR)-6-azido-5-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxole (CAS 21870-78-0)
- tert-Butyl 3-(3-chlorophenyl)-3-hydroxyazetidine-1-carboxylate (CAS 1466846-88-7)
- Semaglutide impurity 227 (CAS CATO-C4X-2226227)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com