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Cysteine sulfinic acid

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Identification
Molecular formula
C5H9NO4S
CAS number
463-54-1
IUPAC name
2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid
State
State
At room temperature, cysteine sulfinic acid is a solid. It is usually handled as a powder and can dissolve in water to form an aqueous solution.
Melting point (Celsius)
220.00
Melting point (Kelvin)
493.15
Boiling point (Celsius)
260.00
Boiling point (Kelvin)
533.15
General information
Molecular weight
197.19g/mol
Molar mass
197.1930g/mol
Density
1.6000g/cm3
Appearence

Cysteine sulfinic acid appears as a white, crystalline solid. It is typically found in its powder form and is known for being hygroscopic, meaning that it readily absorbs moisture from the environment.

Comment on solubility

Solubility of 2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid (C5H9NO4S)

2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid exhibits interesting solubility characteristics due to its unique chemical structure. Here are several key points to understand about its solubility:

  • Water Solubility: This compound is likely to be highly soluble in water due to the presence of polar functional groups, such as the carboxylic acid and amino groups. These groups engage in hydrogen bonding with water molecules, enhancing solubility.
  • Organic Solvents: It may show limited solubility in non-polar organic solvents. This is common for compounds that contain substantial polar regions.
  • pH Dependence: The solubility is expected to vary with pH. At lower pH levels, the carboxylic acid can remain protonated, while at higher pH levels, it will deprotonate, which can significantly affect solubility behavior.
  • Interactions: The presence of the sulfanyl group may also affect solubility through specific interactions such as dissolving in metal ion-rich solutions due to the formation of coordination complexes.

In summary, the solubility of 2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid is influenced by several factors, making it an interesting subject of study in the realm of chemical solubility. Understanding these aspects can be crucial for applications in various scientific and pharmaceutical fields.

Interesting facts

Interesting Facts about 2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid

2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid is an intriguing compound that delves into the fascinating world of amino acids and their derivatives. Here are some noteworthy facts:

  • Amino Acid Affiliation: This compound belongs to a class of compounds known as amino acids, which play crucial roles in various biological processes, including protein synthesis, neurotransmitter function, and metabolic regulation.
  • Functional Groups: The presence of multiple functional groups, such as carboxylic acids and thiol groups, highlights its potential for diverse chemical reactivity and biological significance. Compounds with thiol groups are often involved in redox reactions due to their ability to form disulfide bonds.
  • Biological Importance: Compounds resembling this amino acid structure are vital in biochemistry. For instance, they can serve as precursors to important biomolecules like peptides and proteins, influencing cellular functions and signal transduction pathways.
  • Structural Complexity: The structure of this compound reveals the intricate interplay of its constituents. The combination of an amino group, a carboxylic acid, and a ketone indicates potential structural isomerism, leading to variations in its properties and reactivity.
  • Research Potential: Given its unique structure, this compound is a candidate for research in fields such as medicinal chemistry, where modifications to the structure may enhance pharmacological properties. It can also contribute to studies on enzyme substrates or inhibitors.

The exploration of compounds like 2-amino-5-[(1-carboxy-2-sulfanyl-ethyl)amino]-5-oxo-pentanoic acid is essential for a deeper understanding of biochemical pathways and the design of novel therapeutics. Embracing the complexity and versatility of this compound will further unravel the mysteries of life at the molecular level.

Synonyms
686-58-8
2-amino-5-[(1-carboxy-2-sulfanylethyl)amino]-5-oxopentanoic acid
N5-(1-Carboxy-2-mercaptoethyl)glutamine
GAMMA-GLU-CYS TRIFLUOROACETATE SALT
857793-65-8
N-gamma-Glutamylcysteine
SCHEMBL121500
(Des-Gly)-Glutathione (reduced) ammonium salt
CERAPP_28431
DTXSID70862334
CHEBI:181725
GAMMA-GLU-CYSTRIFLUOROACETATESALT
2-amino-5-[(1-carboxy-2-sulanylethyl)amino]-5-oxopentanoic acid