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Home/Compounds/Food Additive/Methylselenocysteine
C4H9NO2Se
182.09 g/mol
Food AdditiveDanger

Se-methylselenocysteine

CAS26046-90-2
Category
Food Additive
Compound Class
Organic Acid
Primary Use
nutritional supplement and metabolite

Se-methylselenocysteine is an organic compound that serves as a nutritional supplement and metabolite, structurally related to cysteine with selenium replacing sulfur. It is a selenium-containing amino acid derivative used in research and dietary supplementation contexts.

nutritional supplementmetabolite

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

Ponceau 4R

CAS2611-82-7

Synthetic food colorant

ReferenceSame Category

Sorbitan monopalmitate

CAS26266-57-9

Emulsifier and surfactant

ReferenceSame Category

(1E)-1-octenylsuccinic anhydride

CAS26680-54-6

modified cornstarch production

ReferenceSame Category

Sodium selenite pentahydrate

CAS26970-82-1

Nutraceutical and dietary supplement

Safety Reference

Toxic
Toxic
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
Danger
H301Toxic if swallowed
H331Toxic if inhaled
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name

(2R)-2-amino-3-methylselanylpropanoic acid

InChIKey

XDSSPSLGNGIIHP-VKHMYHEASA-N

SMILES

C[Se]C[C@@H](C(=O)O)N

Synonyms (28)
  • 3-(Methylselanyl)-L-alanine
  • 3-(Methylseleno)-L-alanine
  • 3-(Methylseleno)alanine
  • Cysteine, seleno-methyl-
  • H-3-(Me-Se)-Ala-OH
  • L-Alanine, 3-(methylseleno)-
  • L-Se-methylselenocysteine
  • L-methylselenocysteine
  • METHYLSELENOCYSTEINE, L-
  • Methylseleno-L-cysteine
  • Methylselenocycteine
  • Methylselenocysteine
  • Se-Methyl-L-selenocysteine
  • Se-Methyl-seleno-L-cysteine
  • Se-methylselenocysteine
  • SeMCys
  • SeMSC
  • Selenium methyl cysteine
  • Selenium-methylselenocystine
  • Selenomethylselenocysteine
  • methyl-L-selenocysteine

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