(3R,4S)-4-tert-Butoxycarbonylamino-3-hydroxy-piperidine-1-carboxylic acid benzyl ester CAS 642478-28-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 642478-28-2 |
| Molecular Formula | C18H26N2O5 |
| Molecular Weight | 350.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3R,4S)-4-tert-Butoxycarbonylamino-3-hydroxy-piperidine-1-carboxylic acid benzyl ester (CAS 642478-28-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H26N2O5. Molecular weight: 350.41 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H26N2O5 |
| Molecular Weight | 350.41 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.) | 1985 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (3R,4R)-3-(Boc-amino)-1-Cbz-4-(hydroxymethyl)pyrrolidine (CAS 370881-64-4)
- (4R,5R)-4,5-Diphenyl-2-(quinolin-2-yl)-4,5-dihydrooxazole (CAS 2417321-38-9)
- (3AS,4S,6R,6aS)-4-(benzyloxy)-6-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxole (CAS 20689-02-5)
- (R)-2-((2-(Hydroxydiphenylmethyl)pyrrolidin-1-yl)methyl)-6-(trifluoromethyl)phenol (CAS 1392130-33-4)
- 4-((2R,5S,6E,8Z)-2-Hydroxy-5,7-dimethyl-4-oxodeca-6,8-dien-1-yl)piperidine-2,6-dione (CAS 51867-94-8)
- N-Methyl-1-(2,4,5,6-tetrahydrocyclopenta[c]-pyrazol-3-yl)methanamine dihydrochloride (CAS 893638-31-8)
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- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
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