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Selenocysteine

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Identification
Molecular formula
C3H7NO2Se
CAS number
3211-76-5
IUPAC name
(2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid
State
State

At room temperature, selenocysteine is a solid. It is usually handled as a dry, white powder, exhibiting characteristics typical of other amino acids in its class.

Melting point (Celsius)
128.00
Melting point (Kelvin)
401.15
Boiling point (Celsius)
-42.10
Boiling point (Kelvin)
231.05
General information
Molecular weight
168.95g/mol
Molar mass
168.9540g/mol
Density
1.6886g/cm3
Appearence

Selenocysteine is typically seen as a white crystalline solid. It can be visually similar to other amino acids, and its physical appearance doesn't offer unique distinguishing features useful for identification without chemical analysis.

Comment on solubility

Solubility of (2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid

The solubility of (2S)-2-amino-3-[[[2S]-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid, a complex organic compound, can be intricate due to its unique structure. Here are some key insights into its solubility:

  • Polar Nature: The compound features multiple functional groups, including carboxylic acids and amines, contributing to its polar character.
  • Hydrophilicity: Due to the presence of amino and carboxy groups, it is likely to be soluble in polar solvents such as water.
  • Ionic Interaction: The ionic nature of the amino and carboxy groups can further enhance solubility through solvation that involves hydrogen bonding.
  • Temperature Dependence: As with many organic compounds, solubility may vary with temperature; increased temperatures typically enhance solubility in polar solvents.

As a complex molecule, the solubility of (2S)-2-amino-3-[[[2S]-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid can exhibit variability, thus it is often advisable to consider experimental solubility testing for precise applications.

Interesting facts

Interesting Facts About (2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic Acid

(2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid is a fascinating compound that belongs to a class known as amino acids, which are the building blocks of proteins. Here are some intriguing aspects of this compound:

  • Unique Structure: This compound features a diselenide moiety – a rare element in biological systems, highlighting its unique chemical identity.
  • Biological Relevance: Amino acids play critical roles in various biochemical processes. The presence of selenium could suggest potential antioxidant properties, as selenium is known to contribute to the catalytic activity of certain enzymes.
  • Synthesis Challenges: The synthesis of diselenide-containing compounds often involves intricate procedures, making their study both challenging and rewarding for chemists.
  • Potential Therapeutic Uses: With ongoing research in the field of medicinal chemistry, compounds containing selenium are being investigated for their therapeutic applications, particularly in treating conditions like cancer and enhancing immune responses.
  • Architectural Diversity: The presence of multiple functional groups in this molecule allows for a variety of chemical reactions and modifications, which can lead to the development of new derivatives with varied properties.

As stated by renowned chemist Linus Pauling, “The best way to have a good idea is to have a lot of ideas.” The exploration of compounds like (2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid exemplifies this philosophy by opening doors to innovative scientific advancements.


In conclusion, this compound represents a convergence of structural chemistry and biological function, inviting further investigation into its applications and potential benefits in various fields, including nutrition, medicine, and biotechnology.

Synonyms
selenocystine, (D)-
RefChem:202972
D-Selenocystine
26932-45-6
D-Alanine, 3,3'-diselenobis-
Selenocystine, D-
MFCD01674481
ALANINE, 3,3'-DISELENODI-, D-
36B4M60N9C
(2S)-2-Amino-3-[[(2S)-2-amino-2-carboxyethyl]diselanyl]propanoic acid
3,3'-Diselenobis[D-alanine]
3,3'-DISELENOBIS(D-ALANINE)
D-3,3'-Diselenodialanine
UNII-36B4M60N9C
DTXSID00181429
FS72620
D-Selenocystine (H-D-Sec(1)-OH.H-D-Sec(1)-OH)
Q27256547
(2S)-2-amino-3-[[(2S)-2-amino-2-carboxy-ethyl]diselanyl]propanoic acid