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Cystine

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Identification
Molecular formula
C6H12N2O4S2
CAS number
56-89-3
IUPAC name
2-(2-aminoethyldisulfanyl)benzoic acid
State
State

At room temperature, cystine is in a solid state, specifically forming crystalline structures.

Melting point (Celsius)
260.00
Melting point (Kelvin)
533.00
Boiling point (Celsius)
360.00
Boiling point (Kelvin)
633.00
General information
Molecular weight
240.30g/mol
Molar mass
240.3010g/mol
Density
1.8330g/cm3
Appearence

Cystine is typically a white crystalline powder. It is characterized by its lack of odor and its bitter taste. The compound appears as regular, often orthorhombic, crystals when crystallized from aqueous solutions.

Comment on solubility

Solubility of 2-(2-aminoethyldisulfanyl)benzoic acid

The solubility of 2-(2-aminoethyldisulfanyl)benzoic acid can be considered through several key factors:

  • Polarity: Due to the presence of the amino group and the carboxylic acid functionality, this compound exhibits polarity, which typically enhances solubility in polar solvents such as water.
  • Hydrogen Bonding: The ability to form hydrogen bonds with water molecules can contribute positively to its solubility characteristics, leading to increased interaction with a solvent.
  • pH Dependence: The carboxylic acid group may ionize in solution, especially under alkaline conditions, potentially altering the solubility profile. In acidic conditions, the compound may remain largely unionized, affecting its solubility.
  • Temperature Effects: The solubility can be temperature-dependent; for many organic compounds, higher temperatures often result in greater solubility.

In summary, the solubility of 2-(2-aminoethyldisulfanyl)benzoic acid is influenced by its polar functional groups and the surrounding environmental conditions. It is essential to consider these factors in experimental setups and applications.

Interesting facts

Interesting Facts about 2-(2-aminoethyldisulfanyl)benzoic Acid

2-(2-aminoethyldisulfanyl)benzoic acid, a compound known for its fascinating structural attributes, showcases the unique interplay of sulfur and nitrogen in organic chemistry. This compound contains a benzoic acid moiety fused with an aminoethyl disulfide group, which highlights the significance of functional group interactions in biological systems.

Key Features:

  • Biological Relevance: The presence of amino groups and disulfide linkages often contributes to biological activities, making this compound of interest in pharmaceutical research.
  • Redox Activity: Due to its disulfide bond, this compound plays a crucial role in redox reactions, which are fundamental in cellular signaling and metabolism.
  • Potential Applications: Given its distinctive structure, 2-(2-aminoethyldisulfanyl)benzoic acid may serve as a precursor in the synthesis of more complex derivatives used in drug development.

One intriguing aspect that scientists find captivating is its dual functionality. As both an acid and an amine, it can participate in multiple chemical reactions, potentially leading to:

  1. Formation of Peptide Bonds: Its amino component allows for the possibility of incorporating this structure into peptide sequences.
  2. Antioxidant Properties: The disulfanyl group is often implicated in scavenging free radicals, adding to its value in medicinal chemistry.

As researchers continue to explore this compound, its complex interactions and potential applications promise to unveil new pathways in both chemistry and biochemistry. The interplay of its multifaceted groups exemplifies the creativity inherent in molecular design and synthesis.

Synonyms
2-((2-Aminoethyl)dithio)benzoic acid
NSC342011
2-(2-aminoethyldisulfanyl)benzoic acid
NSC 342011
2-[(2-aminoethyl)disulfanyl]benzoic acid
CHEMBL3277078
(2-aminoethyldithio)benzoic acid
DTXSID00923381