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Cysteine

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Identification
Molecular formula
C5H9NO2S
CAS number
52-90-4
IUPAC name
2-amino-3-(2-carboxyethylsulfanyl)propanoic acid
State
State

At room temperature, cysteine is typically found in a solid state as a crystalline powder.

Melting point (Celsius)
240.00
Melting point (Kelvin)
513.00
Boiling point (Celsius)
260.00
Boiling point (Kelvin)
533.00
General information
Molecular weight
121.16g/mol
Molar mass
121.1580g/mol
Density
1.1120g/cm3
Appearence

Cysteine is a white crystalline solid or powder. It is generally available in its pure form and can have varying degrees of opacity.

Comment on solubility

Solubility of 2-amino-3-(2-carboxyethylsulfanyl)propanoic acid

The solubility of 2-amino-3-(2-carboxyethylsulfanyl)propanoic acid, also known as a derivative of amino acids, is subject to various factors that influence its dissolution in solvents. Here are some key points to consider regarding its solubility:

  • Polar Nature: Due to the presence of multiple functional groups, such as the amino group (-NH2) and carboxylic acid groups (-COOH), this compound is generally highly polar.
  • Water Solubility: The polar characteristics enhance its solubility in water, making it likely to dissolve readily in aqueous solutions.
  • Acid-Base Behavior: The carboxylic groups can ionize at physiological pH, which can further increase its solubility in biological fluids.
  • Temperature Dependence: Like many compounds, its solubility can increase with temperature, leading to greater dissolution in warmer conditions.

In summary, the solubility of 2-amino-3-(2-carboxyethylsulfanyl)propanoic acid is notably influenced by its polar nature and ability to ionize, promoting its dissolution in polar solvents, particularly water. As researchers and chemists often state, "Like dissolves like," highlighting the significance of polarity in solubility. Thus, this compound is expected to be quite soluble in water and other polar solvents.

Interesting facts

Interesting Facts about 2-amino-3-(2-carboxyethylsulfanyl)propanoic acid

2-amino-3-(2-carboxyethylsulfanyl)propanoic acid, commonly referred to as a derivative of amino acids, is a fascinating compound that plays a significant role in biochemistry and medicinal chemistry. Here are some key highlights about this compound:

  • Amino Acids Connection: As a derivative of amino acids, it incorporates essential functionalities that are critical for protein synthesis and metabolic pathways.
  • Biological Significance: This compound can act as a precursor in various biosynthetic pathways and may have implications in the development of pharmaceuticals.
  • Sulfhydryl Group: The presence of a sulfhydryl (–SH) group in its structure not only influences its reactivity but also suggests potential antioxidant properties, as sulfhydryl groups are known to participate in redox reactions.
  • Carboxyl Functionality: The carboxyl groups (–COOH) in this compound highlight its acidic nature, allowing it to participate actively in acid-base chemistry.
  • Structural Complexity: Its unique structure allows for diverse interaction possibilities, making it a subject of interest in studies aiming to explore enzyme inhibition and substrate binding.

In summary, 2-amino-3-(2-carboxyethylsulfanyl)propanoic acid combines features that make it a noteworthy compound for scientists studying the intricate relationships between structure and biological function. As we continue to explore the biochemical landscape, compounds like this one remind us of the complexity and beauty of chemical interactions.

Synonyms
25635-80-7
S-carboxyethylcysteine
NSC45843
Cysteine,s-(2-carboxyethyl)-
MEGxp0_001910
SCHEMBL1867971
CHEBI:232961
NSC-45843
DS-002519
NS00030762
2-amino-3-(2-carboxyethylthio)propanoic acid
2-AMINO-3-[(2-CARBOXYETHYL)SULFANYL]PROPANOIC ACID