2-(2-Chloro-4-iodophenylamino)-3,4-difluorobenzoic Acid 2-[(2-Chloro-4-iodophenyl)amino]-3,4-difluoro-benzoic Acid 303175-44-2 CAS 303175-44-2
| CAS No. | 303175-44-2 |
| Molecular Formula | C13H7ClF2INO2 |
| Molecular Weight | 409.55 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 2-(2-Chloro-4-iodophenylamino)-3,4-difluorobenzoic Acid 2-[(2-Chloro-4-iodophenyl)amino]-3,4-difluoro-benzoic Acid 303175-44-2.
2-(2-Chloro-4-iodophenylamino)-3,4-difluorobenzoic Acid 2-[(2-Chloro-4-iodophenyl)amino]-3,4-difluoro-benzoic Acid 303175-44-2 (CAS 303175-44-2), molecular formula C13H7ClF2INO2 and molecular weight 409.55 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(2-Chloro-4-iodophenylamino)-3,4-difluorobenzoic Acid 2-[(2-Chloro-4-iodophenyl)amino]-3,4-difluoro-benzoic Acid 303175-44-2 (C13H7ClF2INO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine/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 409.55 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), 2-(2-Chloro-4-iodophenylamino)-3,4-difluorobenzoic Acid 2-[(2-Chloro-4-iodophenyl)amino]-3,4-difluoro-benzoic Acid 303175-44-2 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H7ClF2INO2 |
| Molecular Weight | 409.55 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl/I-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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