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Cysteine sulfinic acid

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Identification
Molecular formula
C3H7NO4S
CAS number
137-13-9
IUPAC name
2-amino-3-sulfino-propanoic acid
State
State

At room temperature, cysteine sulfinic acid is a solid. Its stable solid state is typical for amino acids and their derivatives.

Melting point (Celsius)
220.00
Melting point (Kelvin)
493.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
153.18g/mol
Molar mass
153.1840g/mol
Density
2.0109g/cm3
Appearence

Cysteine sulfinic acid typically appears as a white crystalline solid. Its appearance is consistent with many amino acid derivatives, often forming fine powdery crystals when in its pure form.

Comment on solubility

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

2-amino-3-sulfino-propanoic acid, with the chemical formula C3H7NO4S, exhibits notable solubility characteristics that can be explored in different solvents. The presence of both amino and sulfonic acid functional groups in its structure significantly affects its solubility in various environments.

Key Solubility Points:

  • Water Solubility: This compound is highly soluble in water due to the polar nature of the amino and sulfonic acid groups. The ability to form hydrogen bonds with water molecules facilitates this solubility.
  • Organic Solvents: Generally, the solubility of 2-amino-3-sulfino-propanoic acid in organic solvents is limited. This can be attributed to its polar characteristics, making it less favorable in non-polar environments.
  • pH Influence: The solubility is also influenced by the pH of the solution. In more acidic or alkaline conditions, the ionization of the amino and sulfonic groups can further enhance solubility.

In summary, 2-amino-3-sulfino-propanoic acid showcases excellent solubility in aqueous solutions while being less soluble in organic solvents, emphasizing the importance of functional groups in determining solubility behaviors. This aspect is crucial for applications in biochemistry and pharmaceuticals where solubility can impact bioavailability and reactivity.

Interesting facts

Interesting Facts about 2-amino-3-sulfino-propanoic acid

2-amino-3-sulfino-propanoic acid, commonly known as cysteinesulfinic acid, is an intriguing compound in the realm of biochemistry and nutrition. Here are some fascinating insights:

  • Biological Significance: This compound is a key intermediate in the metabolism of the amino acid cysteine, playing an essential role in the biosynthesis of taurine, a vital compound for various biological functions.
  • Antioxidant Properties: It exhibits antioxidant properties that help protect cells from oxidative stress, making it crucial for maintaining cellular health.
  • Amino Acid Family: As a member of the alpha-amino acids, it contains both an amino group and a carboxylic acid group, highlighting its dual functionality in biochemical pathways.
  • Research Insights: Studies suggest that it may be involved in neurotransmission and can influence neurotransmitter levels, providing a potential avenue for investigating neurological disorders.
  • Food Sources: Cysteinesulfinic acid is found in various protein-rich foods. Its role in sulfur metabolism is vital for plant and animal health.

As researchers continue to investigate its properties, cysteinesulfinic acid remains an exciting area of study, contributing to our understanding of metabolism and the biochemical networks that sustain life.

Synonyms
Cysteine sulfinic acid
3-sulfinoalanine
2-amino-3-sulfinopropanoic acid
2381-08-0
Alanine, 3-sulfino-
UZY4HYK4ZX
Sulfino-DL-alanine
L-Cysteine sulfinic acid
Cysteinesulfinic acid
ALANINESULFINIC ACID
CYSTEINESULFINATE, DL-
CYSTEINESULFINIC ACID, (DL)-
CYSTEINESULFINIC ACID, (+/-)-
Cysteine hydrogen sulfite ester
3-Sulphinoalanine
UNII-UZY4HYK4ZX
MLS000859909
SCHEMBL443654
GTPL4695
CHEMBL1702607
BDBM86194
CAS_109
NSC_109
ADVPTQAUNPRNPO-UHFFFAOYSA-N
DTXSID201336725
HMS2235M21
HMS3266C09
HMS3369H02
STL570291
AKOS022145786
(2R)-2-amino-3-sulfonylpropanoic acid
SMR000326770
DB-040988
NS00074030
2-azaniumyl-3-hydroxy-3-oxopropane-1-sulfinate
Q27071879