(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(tert-butoxy)-4-oxobutanoic acid ≥99.0% (by HPLC), white to off-white powder, Novabiochem®
Supplier: Novabiochem (Part of Merck)
Certificates
About this item
Synonyms: N-Fmoc-L-aspartic Acid 4-tert-Butyl Ester, 4-tert-Butyl N-Fmoc-L-aspartate, Fmoc-Asp(OtBu)-OH, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-aspartic Acid 4-tert-Butyl Ester
CAS Number:71989-14-5
:
Formula:C₂₃H₂₅NO₆
MDL Number:MFCD00037131
:411.5 g/mol
Melting Pt:143…150 °C
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Colour Index (0.5 M in DMF):≤150 Hazen
- Identity (IR):Passes Test
- Enantiomeric Purity:≥99.8% (a/a)
- Purity (HPLC):≥99.0% (a/a)
- Fmoc-ß-Ala-OH (HPLC):≤0.1% (a/a)
- Fmoc-ß-Ala-Asp (OtBu)-OH (HPLC):≤0.1% (a/a)
- Fmoc-Asp(OtBu)-Asp(OtBu)-OH (HPLC):≤0.1% (a/a)
- Fmoc-Asp-OH (HPLC):≤0.1% (a/a)
- Assay Free Amino Acid (GC):≤0.2%
- Purity (TLC(011A)):≥98%
- Purity (TLC(0811)):≥98%
- Solubility (25 mmole in 50 ml DMF):Clearly Soluble
- Assay (Acidimetric):≥98.0%
- Water (K. F.):≤2.0%
- Ethyl Acetate (HS-GC):≤0.5%
- Acetate (IC):≤0.02%
Specification Test Results
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