11-(4-Chlorophenyl)-7,8-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one CAS 338415-05-7
| CAS No. | 338415-05-7 |
| Molecular Formula | C21H21ClN2O |
| Molecular Weight | 352.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 352.86 g/mol gives 11-(4-Chlorophenyl)-7,8-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
11-(4-Chlorophenyl)-7,8-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one (CAS 338415-05-7), molecular formula C21H21ClN2O and molecular weight 352.86 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C21H21ClN2O, 11-(4-Chlorophenyl)-7,8-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.86 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 11-(4-Chlorophenyl)-7,8-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-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.
Physical & Chemical Properties
| Molecular Formula | C21H21ClN2O |
| Molecular Weight | 352.86 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 2-Chloro-9,9-diphenyl-9H-fluorene (CAS 2060601-50-3)
- 1-(5-Chlorothiophen-2-yl)-3-cyclopropylpropane-1,3-dione (CAS 1267754-08-4)
- 5-Chloro-1-(2-chlorobenzyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1355217-13-8)
- (6-Fluoro-2-(4-fluorophenyl)imidazo[1,2-a]pyridin-3-yl)methanamine (CAS 1216069-10-1)
- Methyl (6-(isopentyloxy)-1H-benzo[d]imidazol-2-yl)carbamate (CAS 352225-80-0)
- (2-((Morpholinosulfonyl)methyl)phenyl)methanamine (CAS 923213-31-4)
- 5α-ANDROSTAN-3β-OL-7, 17-DIONE (CAS 49643-99-4)
- 4,9-Dihydroxyperylene-3,10-dione (CAS 10190-97-3)
- (1-(Tert-butyl)-1H-pyrazol-4-yl)(1-(3-fluoropropoxy)naphthalen-2-yl)methanone (CAS 956206-11-4)
- 1-(2-Methylpentyl)-1h-pyrazol-4-amine (CAS 1341890-29-6)
- Semaglutide Impurity 82 (CAS CATO-C4X-222682)
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