Fmoc-D-3-Pal-OH CAS 142994-45-4
| CAS No. | 142994-45-4 |
| Molecular Formula | C23H20N2O4 |
| Molecular Weight | 388.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Fmoc-D-3-Pal-OH is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Fmoc-D-3-Pal-OH (CAS 142994-45-4), molecular formula C23H20N2O4 and molecular weight 388.42 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C23H20N2O4, Fmoc-D-3-Pal-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 388.42 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Fmoc-D-3-Pal-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 | C23H20N2O4 |
| Molecular Weight | 388.42 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 2 |
Related Fmoc Standards
- Fmoc-DL-2-pyridylalanine (CAS 1236267-09-6)
- N-Fmoc-3-(4-pyridyl)-L-alanine (CAS 169555-95-7)
- Fmoc-2-D-Pal-OH (CAS 185379-39-9)
- Fmoc-3-(2-pyridyl)-L-alanine (CAS 185379-40-2)
- Fmoc-(R)-3-Amino-3-(3-pyridyl)-propionic acid (CAS 511272-43-8)
- Fmoc-(RS)-3-amino-3-(3-pyridyl)-propionic acid (CAS 284491-95-8)
- Fmoc-(S)-3-Amino-3-(2-pyridyl)-propionic acid (CAS 501015-39-0)
- Fmoc-(S)-3-Amino-3-(3-pyridyl)-propionic acid (CAS 507472-06-2)
Recommended Standards
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- N-Hydroxy-2-(5-methoxy-2-oxo-3,3-diphenylindolin-1-yl)acetamide (CAS 72935-75-2)
- Istradefylline Impurity 23 (CAS 187393-68-6)
- 4-Aminobutanoic acid hydroiodide (CAS 2096495-60-0)
- Sodium 2,2-diethoxyethane-1-sulfonate (CAS 1929606-73-4)
- Isodecyl Diphenyl Phosphate (CAS 29761-21-5)
- (2E)-1-(3-Methoxyphenyl)-3-[4-(propan-2-yl)phenyl]prop-2-en-1-one (CAS 1354941-18-6)
- N-(9-Trityl-9H-purin-6-yl)hydroxylamine (CAS 152433-83-5)
- 2H-2-Ethyl-d5 Candesartan (CAS 1246820-58-5)
- 5-(3-(Thiophen-3-yl)-1,2,4-oxadiazol-5-yl)pyridin-2-ol (CAS 1400540-04-6)
- 2-(Ethoxycarbonyl)nicotinic acid (CAS 161522-42-5)
- Methyl 4-amino-3-(2,6-dimethylphenyl)-2-thioxo-2,3-dihydrothiazole-5-carboxylate (CAS 689772-62-1)
- Semaglutide-d5 (CAS CATO-C4X-2226153)
Why CATO?
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