tert-butyl N-(tert-butoxycarbonylamino)-N-[3-(4-nitrophenyl)-1-bicyclo[1.1.1]pentanyl]carbamate CAS 2149634-57-9
| CAS No. | 2149634-57-9 |
| Molecular Formula | C21H35N3O6 |
| Molecular Weight | 425.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 425.52 g/mol gives tert-butyl N-(tert-butoxycarbonylamino)-N-[3-(4-nitrophenyl)-1-bicyclo[1.1.1]pentanyl]carbamate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
tert-butyl N-(tert-butoxycarbonylamino)-N-[3-(4-nitrophenyl)-1-bicyclo[1.1.1]pentanyl]carbamate (CAS 2149634-57-9), molecular formula C21H35N3O6 and molecular weight 425.52 g/mol, is a CATO reference standard with documented purity and traceability.
tert-butyl N-(tert-butoxycarbonylamino)-N-[3-(4-nitrophenyl)-1-bicyclo[1.1.1]pentanyl]carbamate (C21H35N3O6) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C21H35N3O6 |
| Molecular Weight | 425.52 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Tert-butyl 4-(4-((4-methoxybenzamido)methyl)phenyl)piperazine-1-carboxylate (CAS 866040-09-7)
- Valsartan Impurity 146 (CAS CATO-C4X-1057146)
- Tert-butyl 4-(4-((3-methoxybenzamido)methyl)phenyl)piperazine-1-carboxylate (CAS 866050-39-7)
- LCZ-696 Impurity 11 (CAS CATO-C4X-169611)
- 2-((2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)methyl)benzonitrile (CAS 2246865-47-2)
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