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L-Selenocystine

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L-Selenocystine / CAS : 29621-88-3

Appearance Yellow Powder UN 3283
HS 29309090 DG Class 6.1
Synonyms Selenocystine,(L)-Isomer; (L,L)-Selenocystine; (2R)-2-Amino-3-[[(2R)-2-Amino-2-Carboxyethyl]Diselanyl]Propanoic Acid; (R,R)-3,3'-Diselenobis(2-Aminopropionic Acid) Monohydrate; L-3,3'-Diselenodialanine; Seleno-L-Cystine Monohydrate; L-Alanine,3,3'-Diselenobis; Seleno-Dl-Cystine; Seleno-L-Cystine; Alanine,3,3'-Diselenodi-,L; (R,R)-3,3'-Diseleno-Bis(2-Aminopropionic Acid); 3'-Diselenodi-L-Alanin; L-3,3'-Diselenodialanine; 3,3'-Diseleno-L-Alanine; L-Selenocystine 98%; (R,R)-3,3μ-Diseleno-Bis(2-Aminopropionic Acid), L-Selenocystine
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Properties

Summary

Formula
C6H12N2O4Se2
Molecular Mass
334.09000
Exact Mass
335.91300
PSA
126.64000
Logp
-0.62920
IUPAC
(2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]diselanyl]propanoic acid
SMILES
C([C@@H](C(=O)O)N)[Se][Se]CC(C(=O)O)N

Attribute classification

Matter Classification
organic
Category
Auxiliary > Other Auxiliary Agent

Chemical and Physical Properties

Melting Point
224.5-229.5ºC(lit.)
Boiling Point
538.3ºC at 760mmHg
Flash Point
279.3ºC
Appearance
Yellow Powder

Export information

HS Code
29309090
Export Rebate
13%
UN No.
3283
DG-Class
6.1
Risk Code
R23/25
Safety Label
T; N

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