Fmoc-(3s,4s)-4-amino-3-hydroxy-5-phenyl pentanoic acid CAS 198542-01-7
| CAS No. | 198542-01-7 |
| Molecular Formula | C26H25NO5 |
| Molecular Weight | 431.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Fmoc-(3s,4s)-4-amino-3-hydroxy-5-phenyl pentanoic acid (CAS 198542-01-7), molecular formula C26H25NO5 and molecular weight 431.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Fmoc-(3s,4s)-4-amino-3-hydroxy-5-phenyl pentanoic acid (C26H25NO5) 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 431.48 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Fmoc-(3s,4s)-4-amino-3-hydroxy-5-phenyl pentanoic acid 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.
Physical & Chemical Properties
| Molecular Formula | C26H25NO5 |
| Molecular Weight | 431.48 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.) | 2013 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-3-methoxy-L-homophenylalanine (CAS 1260610-23-8)
- Fmoc-D-Hph(3-OMe)-OH (CAS 1260610-30-7)
- N-Fmoc-N-(2-(4-methoxyphenyl)ethyl)-Glycine (CAS 1286711-20-3)
- Fmoc-S-3-amino-4-(4-methoxyphenyl)-butyric acid (CAS 1352435-52-9)
- Fmoc-R-3-amino-4-(4-methoxyphenyl)-butyric acid (CAS 1421258-65-2)
- Fmoc-N-Me-D-Phe(4-OMe)-OH (CAS 193086-28-1)
- Fmoc-3-(6-(dimethylamino)pyridin-3-yl)-Ala (CAS 2255321-22-1)
- Fmoc-3,5- Dimethyl-L-Tyrosine (CAS 369401-19-4)
Recommended Standards
- Diethyl 2-(((2-fluorophenyl)amino)((2-oxo-2-phenylethyl)thio)methylene)malonate (CAS 866153-24-4)
- Boc-(3S,4S)-4-amino-3-hydroxy-5-phenylpentanoic acid, 99% (CAS 72155-48-7)
- Benzyl (((9H-fluoren-9-yl)methoxy)carbonyl)-L-homoserinate (CAS 647847-95-8)
- Fmoc-4-methoxy-L-homophenylalanine (CAS 205182-52-1)
- N-(4-Bromophenyl)-2-((3-(pyridin-3-yl)-1H-1,2,4-triazol-5-yl)thio)acetamide (CAS 332158-04-0)
- 4h,5h,6h,7h-Thieno[2,3-c]pyridine-3-carboxylic acid hydrochloride (CAS 1052520-71-4)
- 3-(1-Hydrazinylethyl)pyridine dihydrochloride (CAS 1993053-95-4)
- 5-Methylpyridazine-3-carboxylic acid sodium salt (CAS 1955557-83-1)
- (4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1,4-diazepan-1-yl)(2-chloropyridin-3-yl)methanone (CAS 1023536-42-6)
- 7-Allyl-6-hydroxy-4,4,5,8-tetramethylchroman-2-one (CAS 219938-56-4)
- 2,2,2-Trifluoro-1-(1-phenyl-1h-pyrazol-4-yl)ethan-1-amine (CAS 1152595-95-3)
- Methyl o-cyclopentylserinate (CAS 1496512-58-3)
- N-((1-Benzyl-1H-imidazol-2-yl)methylene)aniline (CAS 13750-77-1)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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