Fmoc-4-bromo-D-Phe-OH CAS 198545-76-5
| CAS No. | 198545-76-5 |
| Molecular Formula | C24H20BrNO4 |
| Molecular Weight | 466.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Fmoc-4-bromo-D-Phe-OH (CAS 198545-76-5) is a high-purity analytical reference standard with the molecular formula C24H20BrNO4 and a molecular weight of 466.32 g/mol.
Based on its molecular formula C24H20BrNO4, Fmoc-4-bromo-D-Phe-OH contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 466.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Fmoc-4-bromo-D-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.
Physical & Chemical Properties
| Molecular Formula | C24H20BrNO4 |
| Molecular Weight | 466.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-(R)-3-amino-3-(2-bromo-phenyl)-propionic acid (CAS 517905-84-9)
- Fmoc-2-bromo-D-phenylalanine (CAS 220497-79-0)
- Fmoc-2-bromo-L-phenylalanine (CAS 220497-47-2)
- Fmoc-3-amino-3-(4-bromophenyl)propionic acid (CAS 269078-76-4)
- Fmoc-3-bromo-D-phenylalanine (CAS 220497-81-4)
- Fmoc-3-bromo-L-phenylalanine (CAS 220497-48-3)
- Fmoc-p-bromo-Phe-OH (CAS 198561-04-5)
- Fmoc-L-Sec(phenyl)-OH (CAS 312746-41-1)
Recommended Standards
- Tedizolid Impurity 52 (CAS 2095200-68-1)
- Methyl 5,7-dichloro-4-(3,3-diphenylureido)quinoline-2-carboxylate (CAS 210692-60-7)
- Relcovaptan Impurity 1 (CAS 140916-61-6)
- 5-Oxo-2-(trifluoromethyl)-N-{[3-(trifluoromethyl)phenyl]methyl}-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 241127-06-0)
- 2-(6-Chloro-1-methyl-4-oxo-1,4-dihydroquinolin-3-yl)benzoic acid (CAS 866135-92-4)
- 1-[2-(Methylsulfonyl)-4-nitrophenyl]piperidine-2-carboxylic acid (CAS 1219221-03-0)
- 4-(Propylamino)-1,3,5-triazin-2(1H)-one (CAS 100646-69-3)
- Benzyl 5-oxo-2-azaspiro[3.3]heptane-2-carboxylate (CAS 1638766-95-6)
- (R)-5-Ethyl-5-phenylimidazolidine-2,4-dione (CAS 65567-32-0)
- 3-{4-[(4-Chlorophenyl)thio]-3-nitrophenyl}acrylic acid (CAS 175278-52-1)
- 5,7-Dihydroxy-2-(4-hydroxy-3-(4-hydroxy-3-methylbutyl)phenyl)-3-methoxy-4H-chromen-4-one (CAS 1372527-40-6)
- Benzyl 3,3-difluoropiperidine-1-carboxylate (CAS 1935992-06-5)
- 2,4-Dibromo-6-methylphenol (CAS 609-22-3)
- Glucagon (1-29) (CAS 16941-32-5)
Why CATO?
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