3-Chloro-4-iodophenol CAS 855403-42-8
| CAS No. | 855403-42-8 |
| Molecular Formula | C6H4ClIO |
| Molecular Weight | 254.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 3-Chloro-4-iodophenol (CAS 855403-42-8), a certified reference material (molecular formula C6H4ClIO, MW 254.45 g/mol) for analytical method development and quality control.
Structurally, 3-Chloro-4-iodophenol (C6H4ClIO) contains a hydroxyl group, an ether linkage, chlorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 254.45 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 3-Chloro-4-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.) | 1987 |
| Halogen Content | Cl/I-containing |
Related Chloro Standards
- 5-Chloro-2-iodophenol (CAS 136808-72-5)
- 2-Chloro-3-iodophenol (CAS 666727-31-7)
- 2-Chloro-5-iodophenol (CAS 289039-26-5)
- 3-Chloro-2-iodophenol (CAS 858854-82-7)
- 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)
- 9-Heptadecanone (CAS 540-08-9)
- 2,4-Dichloro-5-nitrobenzoyl chloride (CAS 713-28-0)
- Heptadecan-7-one (CAS 6064-42-2)
- Methyl 3-amino-5-methylhexanoate hydrochloride (CAS 1858255-68-1)
- N-(4-Fluoro-3-nitrophenyl)aminosulfonamide (CAS 1708053-62-6)
- 4-Methoxyphenyl β-D-glucopyranoside (CAS 6032-32-2)
- 2-(3-Methylpyridin-4-yl)-5-(trifluoromethyl)benzo[d]oxazole (CAS 1192019-10-5)
- Zipalertinib (CAS 1661854-97-2)
- 2-Ethyl-n-(1,3-thiazol-2-yl)butanamide (CAS 574011-44-2)
- N-{[4-(4-chlorophenyl)-1,3-thiazol-2-yl]methyl}benzamide hydrobromide (CAS 1170895-28-9)
- N-Methyl-N-phenyl-1-(pyrazine-2-carbonyl)azetidine-3-carboxamide (CAS 1448051-63-5)
- 1,2-Bis(2-ethylhexyl)disulfane (CAS 79392-44-2)
- (Tyr?)-C-Peptide (dog) (CAS 101135-67-5)
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