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Cysteine sulfinic acid

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Identification
Molecular formula
C3H5NO4S
CAS number
633-91-2
IUPAC name
2-oxo-3-sulfino-propanoic acid
State
State
At room temperature, cysteine sulfinic acid is a solid.
Melting point (Celsius)
200.00
Melting point (Kelvin)
473.15
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.15
General information
Molecular weight
153.17g/mol
Molar mass
153.1660g/mol
Density
1.6580g/cm3
Appearence

Cysteine sulfinic acid typically appears as a white crystalline solid.

Comment on solubility

Solubility of 2-oxo-3-sulfino-propanoic acid

2-oxo-3-sulfino-propanoic acid, with the chemical formula C3H5NO4S, exhibits several interesting solubility characteristics that are worth noting:

  • High Solubility in Water: Due to the presence of both a carboxylic acid group and a sulfinic acid functionality, this compound is expected to be highly soluble in water.
  • pH Sensitivity: The solubility may vary significantly with changes in pH. In acidic conditions, the carboxylate moieties can become protonated, which can influence solubility.
  • Interactions with Ions: The sulfinic acid group can interact with various cations and anions, enhancing the aqueous solubility by forming complexes.
  • Polar Nature: The overall polar structure contributes to its ability to dissolve in polar solvents, aligning with the concept that "like dissolves like."

In summary, the solubility of 2-oxo-3-sulfino-propanoic acid is largely attributed to its functional groups, which facilitate interactions with water and other polar solvents. It's a compelling example of how molecular structure can profoundly affect solubility characteristics.

Interesting facts

Interesting Facts About 2-Oxo-3-sulfino-propanoic Acid

2-Oxo-3-sulfino-propanoic acid, often abbreviated as OSO2PA, is a fascinating compound that plays a significant role in various biochemical processes. Here are some intriguing points to consider:

  • Biochemical Significance: This compound is notable for its involvement in the biosynthesis of amino acids, particularly cysteine, which is essential for protein structuring and functions in living organisms.
  • Antioxidant Properties: 2-Oxo-3-sulfino-propanoic acid exhibits antioxidant capabilities, making it a topic of interest in research related to oxidative stress and cellular damage.
  • Role in Flavor Chemistry: This compound is also investigated for its role in flavor enhancement in certain foods, highlighting its relevance not only in chemistry but also in food science.
  • Potential Therapeutic Uses: There is ongoing research to explore its potential therapeutic benefits, including its possible applications in conditions related to oxidative stress.
  • Structural Diversity: The compound features a unique sulfino group, which contributes to its chemical behavior and reactivity, distinguishing it from other simple amino acid derivatives.

As a student of chemistry, understanding compounds like 2-oxo-3-sulfino-propanoic acid can help illuminate the intricate connections between chemical structure, biological function, and potential applications in health and nutrition.


Synonyms
3-sulfinylpyruvic acid
2-oxo-3-sulfinopropanoic acid
3-Sulfinopyruvate
3-Sulfinylpyruvate
88947-38-0
3-sulfinyl-pyruvate
3-sulphinyl-pyruvate
b-sulfinyl pyruvate
2-oxo-3-sulfinopropionic acid
CHEBI:1665
SCHEMBL1469815
DTXSID301308307
C05527
Q27105488