2-Chloro-5-iodophenol CAS 289039-26-5
| CAS No. | 289039-26-5 |
| Molecular Formula | C6H4ClIO |
| Molecular Weight | 254.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-iodophenol (CAS 289039-26-5) is a high-purity analytical reference standard with the molecular formula C6H4ClIO and a molecular weight of 254.45 g/mol.
Based on its molecular formula C6H4ClIO, 2-Chloro-5-iodophenol contains a hydroxyl group, an ether linkage, chlorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 254.45 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.
CATO manufactures 2-Chloro-5-iodophenol 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 | C6H4ClIO |
| Molecular Weight | 254.45 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/I-containing |
Related Chloro Standards
- 5-Chloro-2-iodophenol (CAS 136808-72-5)
- 2-Chloro-3-iodophenol (CAS 666727-31-7)
- 3-Chloro-2-iodophenol (CAS 858854-82-7)
- 3-Chloro-4-iodophenol (CAS 855403-42-8)
- 3-Chloro-5-iodophenol (CAS 861347-86-6)
- 4-Chloro-2-iodophenol, 98% (CAS 71643-66-8)
- 4-Chloro-3-iodophenol (CAS 202982-72-7)
- 2-Chloro-4-iodophenol (CAS 116130-33-7)
Recommended Standards
- 2-Heptadecanone (CAS 2922-51-2)
- 2,4-Dichloro-5-nitrobenzoyl chloride (CAS 713-28-0)
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- (3R)-1-benzyl-3-(propan-2-yl)piperazine (CAS 674791-94-7)
- (e)-3-(Furan-2-yl)-2-methylprop-2-en-1-ol (CAS 69978-22-9)
- 2,4-Dichloro-N'-(2-chloroacetyl)benzohydrazide (CAS 184877-74-5)
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- 4-Bromo-1-chloro-8,9-dihydro-7H-6-oxa-2,9a-diazabenzo[cd]azulene (CAS 2088850-00-2)
- 5-Cyclopropoxy-4-nitronicotinamide (CAS 1243415-04-4)
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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