Butyl 2-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]acetate CAS 1797986-75-4
| CAS No. | 1797986-75-4 |
| Molecular Formula | C18H16I4O4 |
| Molecular Weight | 803.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Butyl 2-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]acetate 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.
CATO supplies Butyl 2-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]acetate (CAS 1797986-75-4), a certified reference material (molecular formula C18H16I4O4, MW 803.94 g/mol) for analytical method development and quality control.
Structurally, Butyl 2-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]acetate (C18H16I4O4) contains a flavonoid core, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 803.94 g/mol, it falls into the high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 | C18H16I4O4 |
| Molecular Weight | 803.94 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | I-containing |
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Recommended Standards
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- 5-((3-Fluorophenoxy)methyl)furan-2-carboxylic acid (CAS 893743-50-5)
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- Prothiocarb hydrochloride (CAS 19622-19-6)
- Semaglutide Impurity 185 (CAS CATO-C4X-2226185)
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