Fmoc-5-methyl-DL-tryptophan CAS 138775-52-7
| CAS No. | 138775-52-7 |
| Molecular Formula | C27H24N2O4 |
| Molecular Weight | 440.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Fmoc-5-methyl-DL-tryptophan (CAS 138775-52-7), a certified reference material (molecular formula C27H24N2O4, MW 440.49 g/mol) for analytical method development and quality control.
Fmoc-5-methyl-DL-tryptophan (C27H24N2O4) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures Fmoc-5-methyl-DL-tryptophan 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.) | 1996 |
| 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-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)
- Fmoc-l-beta-homotryptophan (CAS 353245-98-4)
Recommended Standards
- N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-1-methyltryptophan (CAS 138775-51-6)
- 2-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(7-methyl-1h-indol-3-yl)propanoic acid (CAS 138775-53-8)
- (2S,3S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-((tert-butoxycarbonyl)amino)butanoic acid (CAS 131669-43-7)
- Boc-D-Dbu(Fmoc)-OH (CAS 1409939-21-4)
- Naftazone (CAS 15687-37-3)
- (R)-4,4,5,5-Tetramethyl-2-(1-(p-tolyl)ethyl)-1,3,2-dioxaborolane (CAS 257298-94-5)
- 2,3,5-Trifluoro-4-(pyrrolidin-1-yl)benzoic acid (CAS 150660-42-7)
- 8-Phenyl-4,5-dihydro[1,2,5]oxadiazolo[3,4-f]cinnolin-3-ium-3-olate (CAS 257932-08-4)
- tert-Butyl 3-(cyclopentylamino)propanoate (CAS 868592-02-3)
- 4-Bromo-2-(oxan-2-yl)pyrazole-3-carbaldehyde (CAS 1345471-55-7)
- trans-1-Benzyl-4-methyl-piperidin-3-ol (CAS 58878-95-8)
- 2,3-Dimethyl-5-nitro-1h-indole (CAS 21296-94-6)
- 2-Amino-N-(2-(3-phenyl-1,2,4-oxadiazol-5-yl)ethyl)acetamide (CAS 1352497-84-7)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
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