L-Alanine benzyl ester p-toluenesulphonate salt, 98%+
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About L-Alanine benzyl ester p-toluenesulphonate salt, 98%+
Researchers and plant chemists source L-Alanine benzyl ester p-toluenesulphonate salt, 98%+ from Zemixal for routine and specialised work. Key data (Biochemistry): CAS 42854-62-6, formula C17H21NO5S and molar mass 351.4 g/mol. It is described as colourless or white powder.
Typical applications
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
Handling and storage
Reported physical data: melting point 112-116 °C. Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.
Standard pack sizes are 5 g, 25 g and 1 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
Applications
Specifications and identifiers
| Product name | L-Alanine benzyl ester p-toluenesulphonate salt, 98%+ |
|---|---|
| Catalogue number | ZX-002397 |
| CAS number | 42854-62-6 |
| IUPAC name | benzyl 2-aminopropanoate;4-methylbenzenesulfonic acid |
| Molecular formula | C17H21NO5S |
| Molar mass | 351.4 g/mol |
| Exact mass | 351.114 |
| Grade | Biochemistry |
| Purity / assay | ≥98% |
| Physical form | Powder |
| Appearance | Colourless or white powder |
| Melting point | 112-116 °C |
| H-bond donors / acceptors | 2 / 6 |
| Topological polar surface area | 115 Ų |
| HS code | 29379020 |
| InChIKey | NWOPHJSSBMABBD-UHFFFAOYSA-N |
| SMILES | CC1=CC=C(C=C1)S(=O)(=O)O.CC(C(=O)OCC1=CC=CC=C1)N |
| PubChem CID | 3084877 |
| Synonyms | L-Alanine benzyl ester p-toluenesulfonate salt, O-Benzyl-L-alanine toluene-p-sulphonate, Benzyl 2-aminopropanoate 4-methylbenzenesulfonate, H-DL-Ala-OBzl.TosOH, H-Ala-obzl.tosoh, DL-Alanine benzyl ester 4-toluenesulfonate salt, H-DL-Ala-OBzl p-tosylate, L-Alanine benzyl ester 4-toluenesulfonate, Benzyl alaninate 4-methylbenzenesulfonate, D-Alanine benzyl ester p-toluenesulfonate salt, L-Alanine, phenylmethyl ester, 4-methylbenzenesulfonate, H-DL-Ala-OBzl . p-tosylate |
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 | |
| 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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