Fmoc-L-aspargine, 99%
Order Fmoc-L-aspargine, 99% (CAS 71989-16-7) online at Zemixal: C19H18N2O5, COA and SDS with every lot, worldwide shipping.
About Fmoc-L-aspargine, 99%
Researchers and plant chemists source Fmoc-L-aspargine, 99% from Zemixal for routine and specialised work. Key data (Biochemistry): CAS 71989-16-7, formula C19H18N2O5 and molar mass 354.4 g/mol. Typical appearance is white to yellow powder or crystals.
Typical applications
- Solid-phase peptide synthesis (SPPS)
- Peptide drug discovery
- Medicinal chemistry
Safe handling
Physical constants on file: melting point 175-190 °C. Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use. For transport it ships as UN UN 3261.
Available as 5 g, 25 g, 100 g and 1 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Solid-phase peptide synthesis (SPPS)
- Peptide drug discovery
- Medicinal chemistry
Applications
Specifications and identifiers
| Product name | Fmoc-L-aspargine, 99% |
|---|---|
| Catalogue number | ZX-002268 |
| CAS number | 71989-16-7 |
| IUPAC name | (2S)-4-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxobutanoic acid |
| Molecular formula | C19H18N2O5 |
| Molar mass | 354.4 g/mol |
| Exact mass | 354.1216 |
| Grade | Biochemistry |
| Purity / assay | ≥99% |
| Physical form | Crystalline |
| Appearance | White to yellow powder or crystals |
| Melting point | 175-190 °C |
| XLogP3 | 1.5 |
| H-bond donors / acceptors | 3 / 5 |
| Topological polar surface area | 119 Ų |
| HS code | 29379020 |
| UN number | UN 3261 |
| InChIKey | YUGBZNJSGOBFOV-INIZCTEOSA-N |
| SMILES | C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)N[C@@H](CC(=O)N)C(=O)O |
| PubChem CID | 2724774 |
| Synonyms | 9-Fluorenylmethoxycarbonyl chloride, 9-Fluorenylmethyl chloroformate, Fmoc-Cl, Fmoc-L-asparagine, N-.alpha.-Fmoc-L-asparagine, L-Asparagine, N(2)-[(9H-fluoren-9-ylmethoxy)carbonyl]-, L-Asparagine, N(2)-((9H-fluoren-9-ylmethoxy)carbonyl)-, N-alpha-Fmoc-L-asparagine, Fmoc-Asn-OH, Fmoc-L-Asn-OH, Nalpha-Fmoc-L-asparagine, (2S)-3-carbamoyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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