(S)-N-Boc-phenylalaninenitrile (S)-tert-butyl 1-cyano-2-phenylethylcarbamate 99281-90-0 A11319 CAS 99281-90-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 99281-90-0 |
| Molecular Formula | C14H18N2O2 |
| Molecular Weight | 246.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(S)-N-Boc-phenylalaninenitrile (S)-tert-butyl 1-cyano-2-phenylethylcarbamate 99281-90-0 A11319 (CAS 99281-90-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H18N2O2. Molecular weight: 246.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H18N2O2 |
| Molecular Weight | 246.30 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
- 41653-72-9 Lacinilene C 1,7-Dihydroxy-1,6-dimethyl-4-(1-methylethyl)-2(1H)-naphthalenone (CAS 41653-72-9)
- Roflumilast impurity 23 (CAS 1369817-76-4)
- 36149-87-8 Oxireno(2,3)azuleno(4,5-b)furan-2(3H)-one, 3a,4,5,7,7a,8a,8b,8c-octahydro-6,8a-dimethyl-3-methylene-, (3aS,7aR,8aS,8bS,8cS)- Oxireno(2,3)azuleno(4,5-b)furan-2(3H)-one, 3a,4,5,7,7a,8a,8b,8c-octahydro-6,8a-dimethyl-3-methylene-, (3aS-(3aalpha,7abeta,8abeta,8balpha,8cbeta))- Ludartin (CAS 36149-87-8)
- Methyl 2-(5-bromopyrimidin-2-yl)-2-cyanoacetate (CAS 1171919-13-3)
- 3-(1h-Imidazol-1-yl)butan-2-amine (CAS 927991-93-3)
- 4-((4-Methoxybenzylidene)amino)phenol (CAS 3230-39-5)
- 5-(2,4-Dichlorophenyl)-4-(furan-2-ylmethyl)-4h-1,2,4-triazole-3-thiol (CAS 266312-58-7)
- tert-Butyl 3-((4-chlorophenyl)sulfonyl)pyrrolidine-1-carboxylate (CAS 887587-54-4)
- 4-Bromo-1-isopentyl-1H-pyrazole (CAS 847818-48-8)
- Semaglutide impurity 69 (CAS CATO-C4X-222669)
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