(2E,3E)-1-{[1,1'-biphenyl]-4-yl}-2-[2-(3,4-dimethylphenyl)hydrazin-1-ylidene]-3-(methoxyimino)propan-1-one CAS 338965-28-9
| CAS No. | 338965-28-9 |
| Molecular Formula | C24H23N3O2 |
| Molecular Weight | 385.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 385.46 g/mol gives (2E,3E)-1-{[1,1'-biphenyl]-4-yl}-2-[2-(3,4-dimethylphenyl)hydrazin-1-ylidene]-3-(methoxyimino)propan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(2E,3E)-1-{[1,1'-biphenyl]-4-yl}-2-[2-(3,4-dimethylphenyl)hydrazin-1-ylidene]-3-(methoxyimino)propan-1-one (CAS 338965-28-9) is a high-purity analytical reference standard with the molecular formula C24H23N3O2 and a molecular weight of 385.46 g/mol.
The molecular framework of (2E,3E)-1-{[1,1'-biphenyl]-4-yl}-2-[2-(3,4-dimethylphenyl)hydrazin-1-ylidene]-3-(methoxyimino)propan-1-one (C24H23N3O2) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (2E,3E)-1-{[1,1'-biphenyl]-4-yl}-2-[2-(3,4-dimethylphenyl)hydrazin-1-ylidene]-3-(methoxyimino)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.
Physical & Chemical Properties
| Molecular Formula | C24H23N3O2 |
| Molecular Weight | 385.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
- (4R, 2S)-4-Hydroxy-1-(9-phenyl-9H-fluoren-9-yl)-proline Methyl Ester (CAS 179990-59-1)
- (2Z)-2-[(Dimethylamino)methylidene]-7-(4-methoxyphenoxy)-3-phenyl-2,3-dihydro-1H-inden-1-one (CAS 337921-65-0)
- 1-(7-(2,5-Difluorophenyl)-1,4-thiazepan-4-yl)-2-((1-methyl-1H-tetrazol-5-yl)thio)ethan-1-one (CAS 1705332-10-0)
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- 5-(4-Chlorophenoxy)-3-(3-(trifluoromethyl)phenyl)-1,2,4-triazine-6-carboxylic acid (CAS 921620-14-6)
- 1-(5-bromo-2-methoxyphenyl)pyrrolidine (CAS 1541478-33-4)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
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