Methylselenocysteine
Buy Methylselenocysteine (CAS 26046-90-2) from Zemixal: C4H9NO2Se, COA and SDS with every lot, worldwide shipping. Part of our Carboxylic Acids & Salts range.
About Methylselenocysteine
Researchers and plant chemists source Methylselenocysteine from Zemixal for routine and specialised work. Key data: CAS 26046-90-2, formula C4H9NO2Se and molar mass 182.09 g/mol.
Use cases we see most often
- Organic synthesis
- API synthesis
Storage and safety notes
Hazard communication follows GHS (Danger: H301, H331, H373 and H400). Our SDS lists exposure controls and first-aid measures.
Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | Methylselenocysteine |
|---|---|
| Catalogue number | ZX-040422 |
| CAS number | 26046-90-2 |
| IUPAC name | (2R)-2-amino-3-methylselanylpropanoic acid |
| Molecular formula | C4H9NO2Se |
| Molar mass | 182.09 g/mol |
| Exact mass | 182.9798 |
| H-bond donors / acceptors | 2 / 3 |
| Topological polar surface area | 63.3 Ų |
| InChIKey | XDSSPSLGNGIIHP-VKHMYHEASA-N |
| SMILES | C[Se]C[C@@H](C(=O)O)N |
| PubChem CID | 147004 |
| Synonyms | Se-methylselenocysteine, 3-(Methylseleno)-L-alanine, L-Alanine, 3-(methylseleno)-, Se-Methyl-selenocysteine, Selenium-methylselenocystine, Se-Methyl-seleno-L-cysteine, L-Se-methylselenocysteine, (2R)-2-amino-3-(methylselanyl)propanoic acid, Selenomethylselenocysteine, Selenium methyl cysteine, Methylselenocycteine |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H301Toxic if swallowed
- H331Toxic if inhaled
- H373May causes damage to organs through prolonged or repeated exposure
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P260, P261, P264, P270, P271, P273, P301 + P316, P304 + P340, P316, P319, P321, P330, P391, 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
| 100 mg | Quoted on request | |
| 250 mg | Quoted on request | |
| 1 g | Quoted on request | |
| 5 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Methylselenocysteine
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