N-[1-(S)-Benzyloxycarbonyl-3-phenylpropyl]-L-alanine tert-butyl ester CAS 117560-14-2
| CAS No. | 117560-14-2 |
| Molecular Formula | C24H31NO4 |
| Molecular Weight | 397.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-[1-(S)-Benzyloxycarbonyl-3-phenylpropyl]-L-alanine tert-butyl ester (CAS 117560-14-2), molecular formula C24H31NO4 and molecular weight 397.51 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-[1-(S)-Benzyloxycarbonyl-3-phenylpropyl]-L-alanine tert-butyl ester (C24H31NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 397.51 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures N-[1-(S)-Benzyloxycarbonyl-3-phenylpropyl]-L-alanine tert-butyl ester 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.
Physical & Chemical Properties
| Molecular Formula | C24H31NO4 |
| Molecular Weight | 397.51 g/mol |
| Appearance | Pale yellow to 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- 4-Bromo-3,5-dimethylpicolinaldehyde (CAS 1367798-58-0)
- Ketorolac Impurity 72 (CAS CATO-C4X-166972)
- 2-Chloro-N-(3-(4-chloroquinazolin-6-yl)prop-2-yn-1-yl)acetamide (CAS 287193-30-0)
- (1r,2s,3r,4s)-4-Aminocyclohexane-1,2,3-triol (CAS 138513-22-1)
- 1-(Difluoromethyl)-1H-pyrazole-5-thiol (CAS 2923474-87-5)
- Semaglutide impurity 47 (CAS CATO-C4X-222647)
Why CATO?
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