7-Chloro-3-(3,4-dichlorophenyl)-9-oxo-9,10-dihydroacridin-1-yl acetate CAS 144154-99-4
| CAS No. | 144154-99-4 |
| Molecular Formula | C21H12Cl3NO3 |
| Molecular Weight | 432.68 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 7-Chloro-3-(3,4-dichlorophenyl)-9-oxo-9,10-dihydroacridin-1-yl acetate.
7-Chloro-3-(3,4-dichlorophenyl)-9-oxo-9,10-dihydroacridin-1-yl acetate (CAS 144154-99-4) is a high-purity analytical reference standard with the molecular formula C21H12Cl3NO3 and a molecular weight of 432.68 g/mol.
Structurally, 7-Chloro-3-(3,4-dichlorophenyl)-9-oxo-9,10-dihydroacridin-1-yl acetate (C21H12Cl3NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 432.68 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), 7-Chloro-3-(3,4-dichlorophenyl)-9-oxo-9,10-dihydroacridin-1-yl acetate 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 | C21H12Cl3NO3 |
| Molecular Weight | 432.68 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, keep sealed and dry |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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