L-Phenylalanine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-isoleucyl]-, phenylmethyl ester CAS 75759-87-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 75759-87-4 |
| Molecular Formula | C27H36N2O5 |
| Molecular Weight | 468.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
L-Phenylalanine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-isoleucyl]-, phenylmethyl ester (CAS 75759-87-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C27H36N2O5. Molecular weight: 468.59 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C27H36N2O5 |
| Molecular Weight | 468.59 g/mol |
| Appearance | Pale yellow to 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Kyprolis Impurity K (CAS 70637-26-2)
- Repaglinide M4 Metabolite (3'-Hydroxyl Repaglinide) (Mixture of Diastereomers) (CAS 874908-14-2)
- Ethyl 4-cyano-5-(2-((3-cyano-5,6,7,8,9,10-hexahydrocycloocta[b]pyridin-2-yl)thio)acetamido)-3-methylthiophene-2-carboxylate (CAS 488108-33-4)
- Benorilate (CAS 5003-48-5)
- Pentyl 2-mercaptoacetate (CAS 6380-70-7)
- 1,2,5-Trihydroxy-9H-xanthen-9-one (CAS 156640-23-2)
- Ethyl 2-Chloro-4-(methylthio)pyrimidine-5-carboxylate (CAS 643086-93-5)
- 2-Phenylbenzo[f][1,4]oxazepine-3,5(2H,4H)-dione (CAS 95594-17-5)
- 1-Chloro-4-(2-chloroallyl)-2-methylbenzene (CAS 951888-23-6)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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