4-Chloro-5-fluoro-6-iodo-1H-pyrrolo[2,3-b]pyridine CAS 1228665-91-5
| CAS No. | 1228665-91-5 |
| Molecular Formula | C7H11ClFIN2 |
| Molecular Weight | 304.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-5-fluoro-6-iodo-1H-pyrrolo[2,3-b]pyridine (CAS 1228665-91-5) is a high-purity analytical reference standard with the molecular formula C7H11ClFIN2 and a molecular weight of 304.53 g/mol.
Based on its molecular formula C7H11ClFIN2, 4-Chloro-5-fluoro-6-iodo-1H-pyrrolo[2,3-b]pyridine contains a nitrile group, fluorine/chlorine/iodine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 304.53 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.
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.
CATO manufactures 4-Chloro-5-fluoro-6-iodo-1H-pyrrolo[2,3-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.
Physical & Chemical Properties
| Molecular Formula | C7H11ClFIN2 |
| Molecular Weight | 304.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl/I-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-5-fluoro-3-iodo-1H-pyrrolo[2,3-b]pyridine (CAS 1228665-90-4)
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Recommended Standards
- Ethyl 8-bromo-6-chloroimidazo[1,2-b]pyridazine-2-carboxylate (CAS 1208087-79-9)
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- Ethyl 7-bromo-4-chloropyrrolo[2,1-f][1,2,4]triazine-5-carboxylate (CAS 1314390-80-1)
- 1138513-35-5 C9H7BrClN3O2 Ethyl 3-bromo-7-chloropyrazolo[1,5-a]pyrimidine-6-carboxylate X9072 (CAS 1138513-35-5)
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Why CATO?
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