Fmoc-Lys(For)-OH CAS 201004-23-1
| CAS No. | 201004-23-1 |
| Molecular Formula | C22H24N2O5 |
| Molecular Weight | 396.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H24N2O5, Fmoc-Lys(For)-OH contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 396.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Fmoc-Lys(For)-OH (CAS 201004-23-1) is a high-purity analytical reference standard with the molecular formula C22H24N2O5 and a molecular weight of 396.44 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C22H24N2O5 |
| Molecular Weight | 396.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 2 |
Related Fmoc Standards
- Fmoc-(N-gamma-ethyl)-L-glutamine (CAS 676230-14-1)
- Fmoc-L-Arg-OH (CAS 91000-69-0)
- Fmoc-D-Arg-OH (CAS 130752-32-8)
- Fmoc-Gly-Val-OH (CAS 86895-14-9)
- Fmoc-Val-Gly-OH (CAS 142810-19-3)
- Fmoc-β-Ala-Aib-OH (CAS CATO-CPTD788738)
- N-Fmoc-(+/-)-3-aminononanoic acid (CAS 1335041-93-4)
- Fmoc-(2R)-2-amino-6,6-dimethylheptanoic acid (CAS 2350170-64-6)
Recommended Standards
- Z-D-Phe-Pro-OH (CAS 17460-56-9)
- Z-Phe-Pro-OH (CAS 7669-64-9)
- Cephalotin (CAS 153-61-7)
- Z-Pro-Phe-OH (CAS 17350-17-3)
- 5-Bromo-2-(3-fluorophenyl)pyridazin-3(2h)-one (CAS 2090941-95-8)
- 3-(Aminomethyl)benzonitrile (CAS 10406-24-3)
- Methyl 4-cyclopropylthiophene-2-carboxylate (CAS 2111296-73-0)
- 3-(3-Chlorophenyl)-5-((4-fluorobenzyl)thio)-4-phenyl-4H-1,2,4-triazole (CAS 874792-62-8)
- 2-(1-Methyl-1h-1,2,4-triazol-5-yl)pentan-2-amine (CAS 1250014-05-1)
- (E)-2-(4-methoxybenzylidene)-4-methyl-3-oxo-4-(1H-1,2,4-triazol-1-yl)pentanenitrile (CAS 338758-21-7)
- 1-(Benzyloxy)-2-(methoxymethyl)benzene (CAS 128145-50-6)
- tert-Butyl 6-amino-4-(1H-pyrazol-1-yl)-3,4-dihydroquinoline-1(2H)-carboxylate (CAS 1311183-40-0)
- N-(Quinolin-2-yl)formamide (CAS 89067-40-3)
- Peptide YY (3-36) (human) (CAS 123583-37-9)
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 18665070610 / Nicole.chen@cato-chem.com