2-Chloro-2’-iodoacetophenone CAS 4209-03-4
| CAS No. | 4209-03-4 |
| Molecular Formula | C8H6ClIO |
| Molecular Weight | 280.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 280.49 g/mol gives 2-Chloro-2’-iodoacetophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-2’-iodoacetophenone (CAS 4209-03-4), molecular formula C8H6ClIO and molecular weight 280.49 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Chloro-2’-iodoacetophenone (C8H6ClIO) contains a hydroxyl group, an ether linkage, chlorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 280.49 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-2’-iodoacetophenone 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 | C8H6ClIO |
| Molecular Weight | 280.49 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl/I-containing |
Related Chloro Standards
- 1-(2-Chloro-5-iodophenyl)ethan-1-one (CAS 100479-73-0)
- (4-((2-Chloro-4-fluorobenzyl)oxy)phenyl)boronic acid (CAS 1256355-86-8)
- (3-((2-Chloro-4-fluorobenzyl)oxy)phenyl)boronic acid (CAS 1256358-45-8)
- {2-[(2-chloro-4-fluorophenyl)methoxy]phenyl}boranediol (CAS 1311184-95-8)
- 1-(3-Chloro-5-iodophenyl)ethan-1-one (CAS 1393541-65-5)
- 1-(3-Chloro-4-iodophenyl)ethan-1-one (CAS 149936-78-7)
- 1-(5-Chloro-2-iodophenyl)ethan-1-one (CAS 1685280-86-7)
- 1-(3-Chloro-2-iodophenyl)ethanone (CAS 1802599-75-2)
Recommended Standards
- 2-Chloro-1-(4-iodophenyl)ethan-1-one (CAS 4209-04-5)
- 2-Iodo-4-methylbenzoyl chloride (CAS 52107-97-8)
- 2-Benzyloxy-3-chloro-5-fluorophenylboronic acid (CAS 2121513-11-7)
- 2-Iodo-5-methylbenzoyl chloride (CAS 52107-96-7)
- 5-Amino-1-methyl-1,2,3-triazole (CAS 24660-67-1)
- 5-(5,5-Dimethyl-1,3-dioxan-2-yl)-4-hexylvalerophenone (CAS 898755-51-6)
- 1-(2-Cyanophenyl)-N-pentylmethanesulfonamide (CAS 1036530-96-7)
- 5-(4-Bromobenzyl)thiazolidine-2,4-dione (CAS 291536-43-1)
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- (S)-5-Isopropyl-2,2,3-trimethyloxazolidin-4-one (CAS 89053-52-1)
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- 3-Aminoquinoline-5-carboxylic acid (CAS 1539636-62-8)
- 4-Hydroxy-2-isopropyl-N-methylbenzamide (CAS 1243286-99-8)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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