N-((1-Cyclohexyl-1H-tetrazol-5-yl)methyl)-2-phenylbutanamide CAS 920440-28-4
| CAS No. | 920440-28-4 |
| Molecular Formula | C18H25N5O |
| Molecular Weight | 327.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-((1-Cyclohexyl-1H-tetrazol-5-yl)methyl)-2-phenylbutanamide (CAS 920440-28-4), molecular formula C18H25N5O and molecular weight 327.42 g/mol, is a CATO reference standard with documented purity and traceability.
N-((1-Cyclohexyl-1H-tetrazol-5-yl)methyl)-2-phenylbutanamide (C18H25N5O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C18H25N5O |
| Molecular Weight | 327.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
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- thietan-3-amine hydrochloride (CAS 128861-78-9)
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- Insulin Degludec Impurity 16 (CAS CATO-C4X-215716)
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