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(CAS RN:29621-88-3 Product Number:E1368)


Synonym (R,R)-3,3'-Diselenobis(2-aminopropionic Acid)
Synonym Seleno-L-cystine

General Information

Product Number E1368

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Purity/Analysis Method >97.0%(T)
Storage Temperature 0-10°C
M.F. / M.W. C6H12N2O4Se2=334.09
CAS RN 29621-88-3
Related CAS RN
MDL Number MFCD00800971
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(HPLC) min. 95.0 area%
Purity(Nonaqueous Titration) min. 97.0 %
Water max. 2.0 %


Reaxys-RN 1728098
RTECS# AY6032000


Signal Word Danger
Hazard Statements
  • H301+H331
  • :Toxic by inhalation and if swallowed.
  • H373
  • :May cause damage to organs through prolonged or repeated exposure.
  • H410
  • :Very toxic to aquatic life with long lasting effects.
Precautionary Statements
  • P260
  • :Do not breathe dust, fume, mist, vapours or spray.
  • P270
  • :Do not eat, drink or smoke when using this product.
  • P301+P310+P330
  • :IF SWALLOWED: Immediately call a POISON CENTER or doctor. Rinse mouth.
  • P304+P340+P311
  • :IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or doctor.
  • P314
  • :Get medical advice or attention if you feel unwell.
  • P403+P233
  • :Store in a well-ventilated place. Keep container tightly closed.

Transport Information

UN Number 3283
Class 6.1
Packing Group III
HS Number 2931900090


L-Selenocystine: A Redox-Active Selenium Compound with Both Anti- and Pro-Oxidant Properties, and Anticancer Activity

L-Selenocystine, a diselenide-briged amino acid, is a redox-active selenium compound that has been reported to have both anti- and pro-oxidant properties, and its cytotoxicity induces apoptosis of human cancer cell. (The product is for research purpose only.)


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