N-Carbobenzoxy-L-proline tert-Butyl Ester CAS 16881-39-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16881-39-3 |
| Molecular Formula | C17H23NO4 |
| Molecular Weight | 305.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-Carbobenzoxy-L-proline tert-Butyl Ester (CAS 16881-39-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C17H23NO4. Molecular weight: 305.37 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C17H23NO4 |
| Molecular Weight | 305.37 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 1 |
Related N Standards
- N6-Carbobenzoxy-DL-lysine N-Carboxyanhydride (CAS 10289-12-0)
- N-Carbobenzoxy-4-hydroxy-D-2-phenylglycine (CAS 26787-75-7)
- (3S)-2-Carbobenzoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic Acid (CAS 79261-58-8)
- N-Carbobenzoxy-D-2-phenylglycine (CAS 17609-52-8)
- N-Carbobenzoxy-L-glutamine (CAS 2650-64-8)
- N-Carbobenzoxy-L-tryptophanamide (CAS 20696-64-4)
- N-Carbobenzoxy-S-Phenyl-L-Cysteine Methyl Ester (CAS 153277-33-9)
- N-Carbobenzoxy-DL-norleucine (CAS 15027-13-1)
Recommended Standards
- 1-(tert-butoxycarbonyl)-4-phenylpiperidine-4-carboxylic acid (CAS 167262-68-2)
- 7-Hydroxyhyoscyaminediscontinued, see H942900 (CAS 1701466-10-5)
- Ethyl N-Cbz-2-piperidineacetate (CAS 167170-23-2)
- tert-butyl 4-amino-3-hydroxypiperidine-1-carboxylate (CAS 203503-03-1)
- 2-Pyridinol, 4-methyl- (CAS 91914-05-5)
- 1-methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 858340-95-1)
- 1,3-Didodecylurea (CAS 3542-20-9)
- 3-(2’-Deoxy-β-D-2-ribofuranosyl)pyrido[2,3-d]pyrimidine-2,7(8H)-dione (CAS 99517-98-3)
- 4-(4-Methyl-2-{[3-(trifluoromethyl)phenyl]amino}-1,3-thiazol-5-yl)pyrimidin-2-amine (CAS 1210258-30-2)
- Neuropeptide S (human) (CAS 412938-67-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com