Fmoc-N-Et-Phe-OH CAS 1446478-16-5
| CAS No. | 1446478-16-5 |
| Molecular Formula | C26H25NO4 |
| Molecular Weight | 415.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Fmoc-N-Et-Phe-OH meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Fmoc-N-Et-Phe-OH (CAS 1446478-16-5), molecular formula C26H25NO4 and molecular weight 415.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Fmoc-N-Et-Phe-OH (C26H25NO4) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 415.48 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.) | 1992 |
| 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)
- (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)-3-amino-5-phenylpentanoic Acid (CAS 269398-87-0)
- Fmoc-(R)-4-amino-5-phenylpentanoic acid (CAS 269078-74-2)
Recommended Standards
- 11-Benzyl 2-(tert-butyl) 6-oxo-2,7,11-triazadispiro[3.0.4(5).3(4)]Dodecane-2,11-dicarboxylate (CAS 1445951-22-3)
- 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-phenylpentanoic acid (CAS 1691861-88-7)
- (R,S)-Fmoc-2-amino-3-methyl-3-phenyl-butyric acid (CAS 1310680-19-3)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2,6-dimethylphenyl)propanoic acid (CAS 1697380-24-7)
- (2E)-3-(2-Fluorophenyl)-1-(2-methylphenyl)prop-2-en-1-one (CAS 1354942-42-9)
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(5-(tert-butyl)isoxazol-3-yl)urea (CAS 852671-26-2)
- 1-(2-Fluorobenzyl)piperidine (CAS 1426-74-0)
- 3-Oxatricyclo[3.2.1.0,2,4]octane-6,7-diol (CAS 89921-51-7)
- N-(3-Bromo-5-cyanobenzenesulfonyl)-6-methylpyridine-2-carboxamide (CAS 1808442-59-2)
- U-44069 (CAS 56985-32-1)
- 2-(2-Isopropylphenoxy)-5-(trifluoromethyl)aniline (CAS 946773-22-4)
- 1-Propyl-1H-benzo[d]imidazol-5-amine dihydrochloride (CAS 1269039-56-6)
- 4-(5-((4-Methylpiperazin-1-yl)sulfonyl)thiophen-2-yl)-1,2,3-thiadiazole (CAS 320421-84-9)
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Why CATO?
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