N-(tert-butoxycarbonyl)-O-cyclohexyl-D-serine CAS 1239355-78-2
| CAS No. | 1239355-78-2 |
| Molecular Formula | C14H25NO5 |
| Molecular Weight | 287.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies N-(tert-butoxycarbonyl)-O-cyclohexyl-D-serine (CAS 1239355-78-2), a certified reference material (molecular formula C14H25NO5, MW 287.35 g/mol) for analytical method development and quality control.
N-(tert-butoxycarbonyl)-O-cyclohexyl-D-serine (C14H25NO5) contains an amide group, a carboxylic acid 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H25NO5 |
| Molecular Weight | 287.35 g/mol |
| Appearance | 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- Lumateperone impurity 25 (CAS CATO-C4X-220125)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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