Fmoc-Trp(4-F)-OH CAS 2244532-65-6
| CAS No. | 2244532-65-6 |
| Molecular Formula | C26H21FN2O4 |
| Molecular Weight | 444.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies Fmoc-Trp(4-F)-OH (CAS 2244532-65-6), a certified reference material (molecular formula C26H21FN2O4, MW 444.45 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, Fmoc-Trp(4-F)-OH is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 444.45 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures Fmoc-Trp(4-F)-OH under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C26H21FN2O4 |
| Molecular Weight | 444.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fmoc Standards
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- Fmoc-phenylalanyl-glycine (CAS 169624-67-3)
- Fmoc-L-Gln(Ph)-OH (CAS 198134-12-2)
- Fmoc-β-Ala-Phg-OH (CAS 2171258-99-2)
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Recommended Standards
- 6-(Bis(4-methoxybenzyl)amino)-4-methyl-3-(trifluoromethyl)picolinaldehyde (CAS 2812580-23-5)
- Methyl 1,4-Dihydro-2,6-dimethyl-4-(2-trifluoromethyl)phenyl-pyridine-5-carboxylate-3-phenylmethyl Carboxamide (CAS 887407-01-4)
- 4-(4-(Allyloxy)benzoyl)-5-(4-fluorophenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-06-9)
- 4-(4-(Allyloxy)benzoyl)-5-(3-fluorophenyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618074-08-1)
- 1-(2-Ethoxyphenyl)propan-2-one (CAS 86432-38-4)
- Methyl 2-(2-chloroacetamido)-4-(p-tolyl)thiophene-3-carboxylate (CAS 519016-63-8)
- (R)-2-Amino-3-(3,4,5-trifluorophenyl)propanoicacid (CAS 1217684-62-2)
- Procaine Impurity 17 (CAS 1247083-70-0)
- (S)-1-(3-chloro-5-(trifluoromethyl)phenyl)propan-1-amine (CAS 1212968-44-9)
- Ibrutinib Impurity 75 (CAS 2437254-47-0)
- N-(2-Chlorophenyl)-3-(5-(2-chlorophenyl)furan-2-yl)acrylamide (CAS 853348-14-8)
- 3-(3-Methoxybenzoyl)quinolin-4(1H)-one (CAS 892291-03-1)
- 1-[(2-Nitrophenyl)methyl]piperazine (CAS 89292-83-1)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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