Fmoc-D-Asu-OH CAS 218457-78-4
| CAS No. | 218457-78-4 |
| Molecular Formula | C23H25NO6 |
| Molecular Weight | 411.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 411.45 g/mol gives Fmoc-D-Asu-OH distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Fmoc-D-Asu-OH (CAS 218457-78-4) is a high-purity analytical reference standard with the molecular formula C23H25NO6 and a molecular weight of 411.45 g/mol.
Structurally, Fmoc-D-Asu-OH (C23H25NO6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 411.45 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).
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-D-Asu-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 | C23H25NO6 |
| Molecular Weight | 411.45 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- Fmoc-DL-Asu-OH (CAS 1208999-99-8)
- N-Fmoc-4-ethynyl-L-phenylalanine (CAS 1228049-41-9)
- Fmoc-n-(tert-butyloxycarbonylmethyl)-glycine (CAS 141743-16-0)
- FMoc-Cit-OMe (CAS 1820581-58-5)
- Fmoc-D-Asp(OtBu)-OH (CAS 112883-39-3)
- Fmoc-Asp(OtBu)-OH (CAS 71989-14-5)
- Fmoc-D-Homocit-OH (CAS 201485-38-3)
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Recommended Standards
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- L-Aspartic Acid-N-FMOC,β-O-t-Butyl Ester-UL- (CAS 387867-74-5)
- di-Val-L-dC Trihydrochloride (CAS 289503-39-5)
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- Fumitremorgin B (CAS 12626-17-4)
- 3-Fluoro-4-((2-methylpiperidin-1-yl)methyl)benzenethiol (CAS 1443302-64-4)
- 2-Deoxy-2-fluoro-D-mannose (CAS 38440-79-8)
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- 3-(4-Fluorobenzyl)-2-thioxotetrahydropyrimidin-4(1H)-one (CAS 842140-76-5)
- 3-(3-METHOXYPHENYL)PYRROLIDINE (CAS 38175-35-8)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
Why CATO?
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