N1-Cycloheptyl-N2-(2-methoxyphenethyl)oxalamide CAS 941939-16-8
| CAS No. | 941939-16-8 |
| Molecular Formula | C18H26N2O3 |
| Molecular Weight | 318.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
N1-Cycloheptyl-N2-(2-methoxyphenethyl)oxalamide (CAS 941939-16-8) is a high-purity analytical reference standard with the molecular formula C18H26N2O3 and a molecular weight of 318.41 g/mol.
The molecular framework of N1-Cycloheptyl-N2-(2-methoxyphenethyl)oxalamide (C18H26N2O3) 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).
As a certified reference material (CRM), N1-Cycloheptyl-N2-(2-methoxyphenethyl)oxalamide 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 | C18H26N2O3 |
| Molecular Weight | 318.41 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- N1-(2-(4-(Dimethylamino)phenyl)-2-(pyrrolidin-1-yl)ethyl)-N2-methyloxalamide (CAS 941933-31-9)
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- N,N-Diethyl-1-(p-tolyl)isoquinoline-3-carboxamide (CAS 89257-76-1)
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- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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