Fmoc-(R)-3-amino-5-phenylpentanoic Acid CAS 269398-87-0
| CAS No. | 269398-87-0 |
| Molecular Formula | C26H25NO4 |
| Molecular Weight | 415.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Fmoc-(R)-3-amino-5-phenylpentanoic Acid (CAS 269398-87-0) is a high-purity analytical reference standard with the molecular formula C26H25NO4 and a molecular weight of 415.48 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, Fmoc-(R)-3-amino-5-phenylpentanoic Acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 415.48 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C26H25NO4 |
| Molecular Weight | 415.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-N-Me-HomoPhe-OH (CAS 1065076-30-3)
- Fmoc-2,4-Dimethyl-D-phenylalanine (CAS 1217627-86-5)
- Fmoc-D-Hph(2-Me)-OH (CAS 1260594-48-6)
- Fmoc-Hph(2-Me)-OH (CAS 1260612-11-0)
- Fmoc-N-Et-Phe-OH (CAS 1446478-16-5)
- (S)-3-(Fmoc-amino)-4-(3-methyl-phenyl)butanoic acid (CAS 270062-94-7)
- Fmoc-(R)-3-amino-4-(3-methylphenyl)butyric acid (CAS 269398-84-7)
- Fmoc-(R)-4-amino-5-phenylpentanoic acid (CAS 269078-74-2)
Recommended Standards
- Deflazacort 6b-hydroxy-21-desacetyl (CAS 72099-45-7)
- Fmoc-(S)-3-amino-5-phenylpentanoic Acid (CAS 219967-74-5)
- Deflazacort 6a-hydroxy-21-desacetyl (CAS 87539-45-5)
- Fmoc-2,4-dimethyl-DL-phenylalanine (CAS 883568-17-0)
- Methyl 3-(2-methylphenyl)oxirane-2-carboxylate (CAS 1287217-96-2)
- <I>n </I>-propionyl-CoA lithium salt (CAS 108321-21-7)
- (2R,3S,4S)-2-Carboxy-4-(1-methylethenyl)-3-pyrrolidineacetic acid (CAS 59905-23-6)
- Vonoprazan Impurity 260-D3 (CAS CATO-C4X-1020260)
- 3-Amino-3-(3-methylcyclohexyl)propanamide (CAS 1560987-92-9)
- (3-Bromo-2,2-dimethylpropyl)benzene (CAS 56701-49-6)
- 2-Amino-3-(6-chloro-4-methyl-1H-pyrrolo[2,3-b]pyridin-3-yl)propanoic acid (CAS 21760-76-9)
- (3R,4S,5R)-2-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 197144-02-8)
- tert-Butyl 3-formyl-4-hydroxybenzoate (CAS 1224157-88-3)
- (Des-Gly2)-Exenatide trifluoroacetate salt (CAS 1678416-78-8)
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