1-(3-Chlorophenyl)-3-phenyl-1,4-dihydrochromeno[4,3-b]pyrrole CAS 654651-12-4
| CAS No. | 654651-12-4 |
| Molecular Formula | C23H16ClNO |
| Molecular Weight | 357.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(3-Chlorophenyl)-3-phenyl-1,4-dihydrochromeno[4,3-b]pyrrole (C23H16ClNO) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 357.83 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
1-(3-Chlorophenyl)-3-phenyl-1,4-dihydrochromeno[4,3-b]pyrrole (CAS 654651-12-4) is a high-purity analytical reference standard with the molecular formula C23H16ClNO and a molecular weight of 357.83 g/mol.
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), 1-(3-Chlorophenyl)-3-phenyl-1,4-dihydrochromeno[4,3-b]pyrrole 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 | C23H16ClNO |
| Molecular Weight | 357.83 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorophenyl Standards
- Methyl 1-[(3-chlorophenyl)methyl]-2-ethyl-5-methoxy-1H-indole-3-carboxylate (CAS 1092345-30-6)
- (2E)-3-{4-[(3-chlorophenyl)methoxy]phenyl}-1-(morpholin-4-yl)prop-2-en-1-one (CAS 477871-23-1)
- 1-(4-Chlorophenyl)-3-phenyl-1,4-dihydrochromeno[4,3-b]pyrrole (CAS 654651-13-5)
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Recommended Standards
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- tert-Butyl 6-(benzyloxy)-2-chloro-1H-indole-1-carboxylate (CAS 1881293-54-4)
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