8-Iodo-2-phenyl-4H-chromen-4-one CAS 1148-23-8
| CAS No. | 1148-23-8 |
| Molecular Formula | C15H9IO2 |
| Molecular Weight | 348.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 8-Iodo-2-phenyl-4H-chromen-4-one.
8-Iodo-2-phenyl-4H-chromen-4-one (CAS 1148-23-8) is a high-purity analytical reference standard with the molecular formula C15H9IO2 and a molecular weight of 348.14 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution, a polycyclic aromatic system, 8-Iodo-2-phenyl-4H-chromen-4-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 348.14 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.
CATO manufactures 8-Iodo-2-phenyl-4H-chromen-4-one 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 | C15H9IO2 |
| Molecular Weight | 348.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | I-containing |
Related Iodo Standards
- 6-Iodo-2-phenyl-4H-chromen-4-one (CAS 1026-15-9)
- 3-(3-Iodo-1H-pyrrolo[2,3-b]pyridin-5-yl)benzaldehyde (CAS 1973469-85-0)
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Recommended Standards
- 1-(2-Phenylethynyl)-1,2-benziodoxol-3(1H)-one (CAS 181934-31-6)
- Diethyl 4-iodophthalate (CAS 67193-51-5)
- 3-(3-Ethoxy-5-iodo-4-methoxyphenyl)acrylic acid (CAS 340216-06-0)
- Diethyl 4-iodoisophthalate (CAS 1196153-53-3)
- 2-(Difluoromethoxy)-6-nitroaniline (CAS 170986-71-7)
- Fluazaindolizine (CAS 1254304-22-7)
- 2-Chloro-6-Nitropyridine (CAS 94166-64-0)
- Tert-butyl 4-oxa-1,8-diazaspiro[5.5]Undecane-1-carboxylate (CAS 1367703-57-8)
- 2-Bromo-3-(difluoromethyl)-6-methoxypyridin-4-amine (CAS 1804697-49-1)
- (S)-4-(1-amino-2,2,2-trifluoroethyl)-3-fluorophenol (CAS 1213873-92-7)
- 3,4,5-Tribromoaniline (CAS 609-16-5)
- 1-(1-Bromo-3-chloropropyl)-4-chlorobenzene (CAS 745817-23-6)
- 1-(2-Methylpyridin-4-yl)-1,4-diazepane (CAS 936940-48-6)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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