(4S,4′S)-2,2′-(1,3-Phenylene)bis[4,5-dihydro-4-(2-methylpropyl)oxazole] CAS 265127-64-8
| CAS No. | 265127-64-8 |
| Molecular Formula | C20H28N2O2 |
| Molecular Weight | 328.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (4S,4′S)-2,2′-(1,3-Phenylene)bis[4,5-dihydro-4-(2-methylpropyl)oxazole] (C20H28N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 328.45 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
(4S,4′S)-2,2′-(1,3-Phenylene)bis[4,5-dihydro-4-(2-methylpropyl)oxazole] (CAS 265127-64-8), molecular formula C20H28N2O2 and molecular weight 328.45 g/mol, is a CATO reference standard with documented purity and traceability.
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′-(1,3-Phenylene)bis[4,5-dihydro-4-(2-methylpropyl)oxazole] 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 | C20H28N2O2 |
| Molecular Weight | 328.45 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (4R,4′R)-2,2′-(1,3-Phenylene)bis[4-(1,1-dimethylethyl)-4,5-dihydrooxazole] (CAS 2757083-01-3)
- (4S,4′S)-2,2′-(1,4-Phenylene)bis[4-(1,1-dimethylethyl)-4,5-dihydrooxazole] (CAS 906672-95-5)
- 1,3-Bis((S)-4-(tert-butyl)-4,5-dihydrooxazol-2-yl)benzene (CAS 196207-68-8)
- (4β,5β,17α)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one (CAS 51267-67-5)
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