5-Bromo-4-(4-bromo-1h-pyrazol-1-yl)pyrimidine CAS 1501562-91-9
| CAS No. | 1501562-91-9 |
| Molecular Formula | C7H4Br2N4 |
| Molecular Weight | 303.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Bromo-4-(4-bromo-1h-pyrazol-1-yl)pyrimidine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
5-Bromo-4-(4-bromo-1h-pyrazol-1-yl)pyrimidine (CAS 1501562-91-9), molecular formula C7H4Br2N4 and molecular weight 303.94 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H4Br2N4, 5-Bromo-4-(4-bromo-1h-pyrazol-1-yl)pyrimidine contains a nitrile group, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.94 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4Br2N4 |
| Molecular Weight | 303.94 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 |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
- 3-bromo-6-iodo-2-methyl-pyridine (CAS 1008361-77-0)
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Recommended Standards
- 4,7-Dibromo-1H-pyrrolo[3,2-c]pyridine-3-carbaldehyde (CAS 1000341-95-6)
- 6,8-Dibromo-3,4-dihydroquinazolin-4-one (CAS 17518-85-3)
- Ethane-1,2-diyl bis(2-bromoacetate) (CAS 3785-34-0)
- 6,7-Dibromoquinazolin-4(3H)-one (CAS 17519-00-5)
- 3-Amino-4,4,4-trifluorobutanenitrile (CAS 1391333-68-8)
- 5-(Aminomethyl)-N-phenyl-1,3,4-thiadiazol-2-amine (CAS 27304-89-8)
- 2-(Cyclopropylsulfonyl)-1H-indole (CAS 1505521-44-7)
- 1-(4-Fluorophenyl)-3,3-dimethylcyclobutane-1-carboxylic acid (CAS 1522124-13-5)
- (3-Oxocyclopentyl)boronic Acid Pinacol Ester (CAS 379216-53-2)
- 6-Methoxy-1H-indole-5-carboxylic acid (CAS 155824-16-1)
- 8-Nitro-4-oxo-4H-chromene-3-carbaldehyde (CAS 1253654-82-8)
- 4-Amino-5-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride (CAS 1804683-48-4)
- tert-Butyl (7S,8aS)-rel-7-amino-octahydropyrrolo[1,2-a]piperazine-2-carboxylate (CAS 1214629-88-5)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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