N-Fmoc-5,5,5,5,5,5-Hexafluoro-L-leucine CAS 918667-71-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 918667-71-7 |
| Molecular Formula | C21H17F6NO4 |
| Molecular Weight | 461.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order N-Fmoc-5,5,5,5,5,5-Hexafluoro-L-leucine (CAS 918667-71-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H17F6NO4. Molecular weight: 461.35 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H17F6NO4 |
| Molecular Weight | 461.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related N Standards
- Fmoc-(Dmb)Ala-OH (CAS 1425938-66-4)
- Fmoc-5-Chloro-L-tryptophan (CAS 1257849-07-2)
- Fmoc-6-chloro-D-tryptophan (CAS 925916-73-0)
- Fmoc-Dab(Z)-OH (CAS 252049-08-4)
- N-Fmoc-3-(Cbz-amino)-L-alanine (CAS 204316-36-9)
- Fmoc-Orn(pyrazinylcarbonyl)-OH (CAS 201046-61-9)
- Fmoc-β-Ala-Oic-OH (CAS CATO-CPTD788492)
- Fmoc-Tyr-OtBu (CAS 133852-23-0)
Recommended Standards
- 9-Bromospiro[benzo[c]fluorene-7,9'-xanthene] (CAS 2192306-77-5)
- Halometasone impurity 10 (CAS CATO-C4X-144610)
- (S)-2-((tert-Butoxycarbonyl)amino)-5,5,5-trifluoro-4-(trifluoromethyl)pentanoic acid (CAS 340714-55-8)
- 5-Bromo-4-fluoro-2-iodoaniline hydrochloride (CAS 2007925-23-5)
- Ethyl Thiophene-3-carboxylate (CAS 5751-80-4)
- 3-(2,6-Dichlorobenzyl)-2-methyl-1-(3-(trifluoromethyl)benzyl)pyridin-4(1H)-one (CAS 339017-50-4)
- (1-Methyl-1h-1,3-benzodiazol-5-yl)methanamine (CAS 747409-26-3)
- 2-(Ethylamino)-N-(4-morpholinophenyl)acetamide (CAS 730992-35-5)
- 2,5-Dichloro-N-(pyrimidin-2-yl)benzenesulfonamide (CAS 88522-26-3)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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 13829788188 / jacky.chen@cato-chem.com