(4R,4'R)-2,2'-(Pentane-3,3-diyl)bis(4-(tert-butyl)-4,5-dihydrooxazole) CAS 1332616-25-7
| CAS No. | 1332616-25-7 |
| Molecular Formula | C19H34N2O2 |
| Molecular Weight | 322.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (4R,4'R)-2,2'-(Pentane-3,3-diyl)bis(4-(tert-butyl)-4,5-dihydrooxazole) (C19H34N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 322.49 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.
(4R,4'R)-2,2'-(Pentane-3,3-diyl)bis(4-(tert-butyl)-4,5-dihydrooxazole) (CAS 1332616-25-7), molecular formula C19H34N2O2 and molecular weight 322.49 g/mol, is a CATO reference standard with documented purity and traceability.
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.
CATO manufactures (4R,4'R)-2,2'-(Pentane-3,3-diyl)bis(4-(tert-butyl)-4,5-dihydrooxazole) 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 | C19H34N2O2 |
| Molecular Weight | 322.49 g/mol |
| Appearance | Off-white to pale 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 5-(3,5-Di-tert-butyl-4-hydroxyphenyl)-1,3,4-thiadiazole-2(3H)-thione (CAS 130116-03-9)
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- 5-Chloro-3-iodo-7H-pyrrolo[2,3-b]pyridine-6-carboxylic acid (CAS 1260386-87-5)
- 4,4'-(4-(Tert-butyl)cyclohexane-1,1-diyl)dianiline (CAS 138966-60-6)
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- 2-Fluoro-N-(3-methoxyphenyl)benzamide (CAS 326902-08-3)
- 1,2,4,5-Tetrakis(trifluoromethyl)benzene 1,2,4,5-Tetrakis-trifluoromethyl-benzene 320-23-0 (CAS 320-23-0)
- 5-Bromo-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 1072152-50-1)
- (7-Methoxybenzo[d][1,3]dioxol-5-yl)methanamine (CAS 478977-40-1)
- tert-butyl 9-formyl-3-azaspiro[5.5]undecane-3-carboxylate (CAS 1416176-14-1)
- Semaglutide impurity 47 (CAS CATO-C4X-222647)
Why CATO?
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