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Selenocystine, DL-

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Selenocystine, DL- molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Selenocystine, DL- (CAS 2897-21-4). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS2897-21-4
Molecular formulaC6H12N2O4Se2
Molecular weight334.11 g/mol
IUPAC name2-amino-3-[(2-amino-2-carboxyethyl)diselanyl]propanoic acid
SynonymsSeleno-DL-cystine · DL-Selenocystine · N27T3B3MVN · 2-amino-3-[(2-amino-2-carboxyethyl)diselanyl]propanoic acid · RefChem:884831 · Alanine, 3,3'-diselenobis-
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Health hazard Health hazard Environmental hazard Environmental hazard
  • H301 Toxic if swallowed
  • H331 Toxic if inhaled
  • H373 May causes damage to organs through prolonged or repeated exposure
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma SELENO-DL-CYSTINE S1650-100MG
S1650-250MG
S1650-25MG		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.