Dimethyl 2,2'-(naphthalene-1,4-diyl)bis(benzo[d]oxazole-5-carboxylate) CAS 24302-35-0
| CAS No. | 24302-35-0 |
| Molecular Formula | C28H18N2O6 |
| Molecular Weight | 478.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Dimethyl 2,2'-(naphthalene-1,4-diyl)bis(benzo[d]oxazole-5-carboxylate) 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.
Dimethyl 2,2'-(naphthalene-1,4-diyl)bis(benzo[d]oxazole-5-carboxylate) (CAS 24302-35-0) is a high-purity analytical reference standard with the molecular formula C28H18N2O6 and a molecular weight of 478.45 g/mol.
Dimethyl 2,2'-(naphthalene-1,4-diyl)bis(benzo[d]oxazole-5-carboxylate) (C28H18N2O6) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C28H18N2O6 |
| Molecular Weight | 478.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- Lindleyin (CAS 59282-56-3)
- 4,4'-(Perfluoropropane-2,2-diyl)bis(2-nitroaniline) (CAS 1174-51-2)
- 1-(4-((6-Fluoroquinolin-4-yl)amino)phenyl)ethan-1-one (CAS 1018162-02-1)
- Chondroitin Sodium Salt (CAS 54328-35-7)
- [4-(1,1-Difluoroethyl)oxan-4-yl]methanol (CAS 1785196-42-0)
- 2-Amino-5-chloro-N-cyclohexylbenzamide (CAS 926192-69-0)
- 3-(Benzofuran-2-yl)-7-methoxy-2-methyl-4H-chromen-4-one (CAS 36754-50-4)
- 3-(3,5-Dimethylphenyl)pyrrolidine (CAS 1249952-00-8)
- 2,4-Dichlorobenzonitrile (CAS 6574-98-7)
- n-Methyl-5-(pyridin-2-yl)-1h-pyrazol-3-amine (CAS 1350479-38-7)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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