Fmoc-Asp(OtBu)-OSu CAS 78553-23-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78553-23-8 |
| Molecular Formula | C27H28N2O8 |
| Molecular Weight | 508.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Fmoc-Asp(OtBu)-OSu (CAS 78553-23-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C27H28N2O8. Molecular weight: 508.52 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C27H28N2O8 |
| Molecular Weight | 508.52 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Nicardipine Impurity 61 (CAS CATO-C4X-171061)
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- 7-Bromo-4-propoxy-2-propylphthalazin-1(2H)-one (CAS 502961-50-4)
- N'-((Dimethylamino)methylene)-N,N-dimethylformohydrazonamide hydrochloride (CAS 124355-27-7)
- tert-Butyl 3-(4-bromophenyl)-3-oxopropanoate (CAS 1628222-76-3)
- 5-Isobutyl-6-methyl-2,3-dihydropyrazine (CAS 15986-97-7)
- tert-Butyl 4-(((3-methylpyrazin-2-yl)oxy)methyl)piperidine-1-carboxylate (CAS 1289388-44-8)
- 5β-PREGNAN-17-OL-3, 20-DIONE (CAS 570-58-1)
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Why CATO?
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