1-(3,4-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one CAS 898754-02-4
| CAS No. | 898754-02-4 |
| Molecular Formula | C17H16Cl2O |
| Molecular Weight | 307.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(3,4-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one 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.
1-(3,4-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one (CAS 898754-02-4), molecular formula C17H16Cl2O and molecular weight 307.21 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution, 1-(3,4-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 307.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C17H16Cl2O |
| Molecular Weight | 307.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
Related Dichlorophenyl Standards
- 1-(2,3-Dichlorophenyl)-3-(2,3-dimethylphenyl)propan-1-one (CAS 898793-23-2)
- 1-(2,3-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one (CAS 898753-96-3)
- 1-(2,3-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one (CAS 898779-75-4)
- 1-(2,4-Dichlorophenyl)-3-(2,3-dimethylphenyl)propan-1-one (CAS 898793-25-4)
- 1-(2,4-Dichlorophenyl)-3-(2,4-dimethylphenyl)propan-1-one (CAS 898794-46-2)
- 1-(2,4-Dichlorophenyl)-3-(2,5-dimethylphenyl)propan-1-one (CAS 898753-98-5)
- 1-(2,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one (CAS 898779-77-6)
- 1-(2,4-Dichlorophenyl)-3-(3,5-dimethylphenyl)propan-1-one (CAS 898781-00-5)
Recommended Standards
- 1-(3,4-Dichlorophenyl)-3-(2,4-dimethylphenyl)propan-1-one (CAS 898794-50-8)
- 1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one (CAS 898779-81-2)
- 1-(2,6-Dichlorophenyl)-3-(3,5-dimethylphenyl)propan-1-one (CAS 898781-22-1)
- 1-(3,5-Dichlorophenyl)-3-(2,3-dimethylphenyl)propan-1-one (CAS 898793-31-2)
- Boc-D-Phe-OSu (CAS 3674-18-8)
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