(4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-phenyloxazole] CAS 1639791-77-7
| CAS No. | 1639791-77-7 |
| Molecular Formula | C23H24N2O2 |
| Molecular Weight | 360.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-phenyloxazole] is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-phenyloxazole] (CAS 1639791-77-7), molecular formula C23H24N2O2 and molecular weight 360.45 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-phenyloxazole] (C23H24N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 360.45 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures (4S,4'S)-2,2'-Cyclopentylidenebis[4,5-dihydro-4-phenyloxazole] under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H24N2O2 |
| Molecular Weight | 360.45 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 1-(4-Cyanobutyl)-N-(1-methyl-1-phenylethyl)-1H-Indazole-3-carboxamide (CAS 1631074-54-8)
- 1-(3,3-Dimethyl-1,2-dioxopentyl)-L-proline 3-(3-pyridinyl)propyl Ester (CAS 186452-09-5)
- Anidulafungin Impurity 3 (CAS 158938-08-0)
- 2-Benzyl 7-(tert-butyl) 2,7-diazaspiro[4.4]Nonane-2,7-dicarboxylate (CAS 1935452-61-1)
- 1-Allyl-1-pyridin-4-yl-but-3-enylamine (CAS 304668-65-3)
- 4,4,4-Trifluorobutan-2-ol (CAS 101054-93-7)
- spiro[2.4]heptane-4-carboxylic acid (CAS 1497476-15-9)
- 2,4-Dichloro-5-methoxyaniline hydrochloride (CAS 379229-30-8)
- 2-(2,6-dioxo-3-piperidyl)-5-ethynyl-isoindoline-1,3-dione (CAS 2154356-63-3)
- 1-[(2R)-4-benzoyl-2-methylpiperazin-1-yl]-2-(4-methoxy-1H-pyrrolo[2,3-b]pyridin-3-yl)ethane-1,2-dione (CAS 357263-13-9)
- 4-Chloro-N-(4-(((4-chlorophenyl)thio)methyl)phenyl)benzamide (CAS 321431-64-5)
- 2-Chloro-4-cyclopropylpyridine (CAS 168975-75-5)
- 2,2-Difluoro-3-hydroxy-3-methyl-butanoic acid (CAS 15080-23-6)
- Semaglutide impurity 104(Fmoc-D-His-Aib) (CAS 2171211-18-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com