7-Bromo-5-chloro-3-iodo-1H-pyrazolo[4,3-b]pyridine CAS 2170597-74-5
| CAS No. | 2170597-74-5 |
| Molecular Formula | C6H2BrClIN3 |
| Molecular Weight | 358.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 7-Bromo-5-chloro-3-iodo-1H-pyrazolo[4,3-b]pyridine 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.
7-Bromo-5-chloro-3-iodo-1H-pyrazolo[4,3-b]pyridine (CAS 2170597-74-5), molecular formula C6H2BrClIN3 and molecular weight 358.36 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrile group, chlorine/bromine/iodine substitution, an aromatic ring system, 7-Bromo-5-chloro-3-iodo-1H-pyrazolo[4,3-b]pyridine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 358.36 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.
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 | C6H2BrClIN3 |
| Molecular Weight | 358.36 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl/Br/I-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 5-Bromo-4-chloro-3-iodo-2H-pyrazolo[3,4-b]pyridine (CAS 1092579-78-6)
- 8-Bromo-6-chloro-3-iodoimidazo[1,2-b]pyridazine (CAS 1263425-59-7)
- 3-Bromo-8-chloro-1-iodoimidazo[1,5-a]pyrazine (CAS 1427501-48-1)
- 3-Bromo-6-chloro-7-iodoimidazo[1,2-b]pyridazine (CAS 2664901-39-5)
- 5-Bromo-4-chloro-6-iodopyrrolo[2,1-f][1,2,4]triazine (CAS 2773490-24-5)
- 5-Bromo-6-chloro-3-iodo-1H-pyrazolo[4,3-b]pyridine (CAS 2306269-45-2)
- 6-bromo-2-chloro-8-iodo-[1,2,4]triazolo[1,5-a]pyridine (CAS 2713252-87-8)
- 1-Bromo-2-(trichloromethoxy)-4-(trifluoromethyl)benzene (CAS 1417566-78-9)
Recommended Standards
- 6-Styryl-2-[3-(trifluoromethyl)benzyl]-4,5-dihydro-3(2H)-pyridazinone (CAS 303146-66-9)
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- N-(5-Acetyl-4-phenylthiazol-2-yl)-2,6-difluorobenzamide (CAS 325988-80-5)
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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