Fmoc-D-Trp(Me)-OH CAS 168471-22-5
| CAS No. | 168471-22-5 |
| Molecular Formula | C27H24N2O4 |
| Molecular Weight | 440.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, Fmoc-D-Trp(Me)-OH is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 440.49 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Fmoc-D-Trp(Me)-OH (CAS 168471-22-5), molecular formula C27H24N2O4 and molecular weight 440.49 g/mol, is a CATO reference standard with documented purity and traceability.
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 manufactures Fmoc-D-Trp(Me)-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 | C27H24N2O4 |
| Molecular Weight | 440.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Nitrogen Atoms | 2 |
Related Fmoc Standards
- Fmoc-Val-Bt (CAS 1126433-37-1)
- Fmoc-N-amido-PEG3-azide (CAS 1172605-58-1)
- Fmoc-4-methyl-DL-tryptophan (CAS 1219279-39-6)
- Fmoc-D-Dbu(Boc)-OH (CAS 1310680-44-4)
- Fmoc-5-methyl-DL-tryptophan (CAS 138775-52-7)
- Fmoc-N-Me-D-Dap(Boc)-OH (CAS 1424972-75-7)
- (S)-Fmoc-α-Me-Trp-OH (CAS 2244235-26-3)
- Fmoc-D-Dbu(Boc)-OH (CAS 763102-80-3)
Recommended Standards
- Fmoc-Ser(tBu)-Gly-OH (CAS 81672-17-5)
- Fmoc-Trp(Me)-OH (CAS 1334509-86-2)
- Fmoc-N-(N-β-Boc-aminoethyl)-Gly-OH (CAS 141743-15-9)
- Fmoc-Leu-Ser-OH (CAS 2171235-49-5)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com