Methyl 5-iodo-2-[(2,4,6-trimethylbenzenesulfonyl)oxy]benzoate CAS 256521-67-2
| CAS No. | 256521-67-2 |
| Molecular Formula | C17H17IO5S |
| Molecular Weight | 460.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Methyl 5-iodo-2-[(2,4,6-trimethylbenzenesulfonyl)oxy]benzoate is closely related to a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, iodine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Methyl 5-iodo-2-[(2,4,6-trimethylbenzenesulfonyl)oxy]benzoate (CAS 256521-67-2), molecular formula C17H17IO5S and molecular weight 460.28 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Methyl 5-iodo-2-[(2,4,6-trimethylbenzenesulfonyl)oxy]benzoate (C17H17IO5S) contains a flavonoid core, a sulfone group, 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 460.28 g/mol, it falls into the moderately-high-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 Methyl 5-iodo-2-[(2,4,6-trimethylbenzenesulfonyl)oxy]benzoate 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 | C17H17IO5S |
| Molecular Weight | 460.28 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 2025 |
| Halogen Content | I-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- (S)-tert-Butyl 2-(tributylstannyl)pyrrolidine-1-carboxylate (CAS 137496-74-3)
- 5-((4-Bromophenyl)amino)-3-(2-(1,3-dioxoisoindolin-2-yl)ethyl)thiazolidine-2,4-dione (CAS 1025749-68-1)
- tert-Butyl 2-(tributylstannyl)pyrrolidine-1-carboxylate (CAS 123387-67-7)
- (E)-[(4-Chlorophenyl)methoxy]({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methylidene)amine (CAS 321533-78-2)
- 4-(2-Methoxyphenyl)-5-(4-(morpholinosulfonyl)phenyl)-4H-1,2,4-triazole-3-thiol (CAS 917749-91-8)
- Dibucaine-d9 Hydrochloride (CAS 1215713-38-4)
- N-morpholino-2-nitrobenzenesulfonamide (CAS 866153-04-0)
- Methyl 5-Morpholino-2-nitrobenzoate (CAS 134050-75-2)
- 6'-Bromospiro[cyclobutane-1,2'-thiochroman]-4'-amine (CAS 1823913-10-5)
- 2-(2,4-Difluorophenyl)propan-2-amine (CAS 306761-56-8)
- N-(Benzo[d]thiazol-5-yl)furan-2-carboxamide (CAS 941966-26-3)
- Sodium 2-(dicyclohexylphosphino)-2',6'-dimethoxybiphenyl-3'-sulfonate (CAS 870245-75-3)
- CAS 2260669-11-0 (CAS 2260669-11-0)
- Hexapeptide-10 (CAS 146439-94-3)
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