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Cysteine sulfonic acid

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Identification
Molecular formula
C3H7NO4S
CAS number
96915-24-9
IUPAC name
2-amino-3-sulfo-propanoic acid
State
State

Cysteine sulfonic acid is a solid at room temperature. It is typically handled as a crystalline powder in laboratory settings.

Melting point (Celsius)
200.00
Melting point (Kelvin)
473.00
Boiling point (Celsius)
250.00
Boiling point (Kelvin)
523.00
General information
Molecular weight
155.18g/mol
Molar mass
155.1780g/mol
Density
2.1704g/cm3
Appearence

Cysteine sulfonic acid generally appears as a white crystalline powder. It is a water-soluble compound and is often used in biochemical research.

Comment on solubility

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

2-amino-3-sulfo-propanoic acid, often referred to as cysteic acid, exhibits intriguing solubility properties. This compound is soluble in water due to the presence of both amino (-NH2) and sulfonic acid (-SO3H) functional groups which are charged, allowing for strong interactions with water molecules.

Key points regarding its solubility include:

  • Hydrophilic Nature: The amino group contributes to the hydrophilicity, facilitating solubility in aqueous solutions.
  • pH Dependence: The solubility can vary with pH; at different pH levels, the degree of ionization changes, potentially affecting its solubility.
  • Temperature Effects: As with many salts and amino acids, increasing the temperature typically increases the solubility of 2-amino-3-sulfo-propanoic acid.

This compound is vital in biochemical processes, and its solubility characteristics make it highly useful in various scientific and industrial applications. As a water-soluble molecule, 2-amino-3-sulfo-propanoic acid is effectively utilized in biological systems and research settings where solubility in aqueous media is crucial.

Interesting facts

Interesting Facts About 2-Amino-3-sulfo-propanoic Acid

2-amino-3-sulfo-propanoic acid, often known as cysteic acid, is a fascinating compound that plays a significant role in the biochemistry of living organisms. Here are some intriguing aspects of this compound:

  • Biological Importance: Cysteic acid is considered a derivative of the amino acid cysteine. It is involved in protein synthesis and has implications in various metabolic processes, helping organisms maintain proper cellular functions.
  • Structural Features: This compound contains both amino and sulfonic acid functional groups, which contribute to its unique reactivity and solubility properties. The sulfonic acid group makes it highly polar, increasing its interactions in aqueous environments.
  • Research Applications: Cysteic acid is often studied in the fields of neurobiology and pharmacology. It has been shown to influence neurotransmission and can act as a neuroprotective agent in certain experimental models.
  • Analytical Relevance: Due to its structure, 2-amino-3-sulfo-propanoic acid is a crucial compound in analytical biochemistry, helping researchers understand protein modifications and amino acid metabolism.
  • Exciting Discovery: The first synthesis of this compound opened doors for further exploration of sulfonic acids and their derivatives, pushing the boundaries on how chemists understand amino acid behavior.

In summary, 2-amino-3-sulfo-propanoic acid is not just another amino acid; its unique properties and involvement in critical biological processes make it a compound of great interest in scientific research. As biochemists continue to investigate its applications, the potential uses of this compound may expand, leading to innovative breakthroughs in health and medicine.

Synonyms
3-Sulfoalanine
2-amino-3-sulfopropanoic acid
13100-82-8
DL-CYSTEIC ACID
cysteate
beta-Sulfoalanine
3024-83-7
Cysteinic acid
Cepteic acid
Cipteic acid
Cysteric acid
A3OGP4C37W
CHEBI:21260
Cysteinesulfonate
2-amino-3-sulfopropanoate
L-Cysteate
cysteinsaure
MFCD00007524
NSC 254030
L-Cysteic acid, 8
DL-CYSTEICACID
2-Amino-3-sulfopropionate
CYSTEIC ACID, DL-
SCHEMBL44030
2-amino-3-sulfopro-panoic acid
CHEMBL1171434
2-azanyl-3-sulfo-propanoic acid
BDBM85473
DTXSID40862048
ALBB-014129
KBA55498
BBL100099
MFCD00065088
NSC254030
STL301905
AKOS005174455
3-Sulfoalanine (H-DL-Cys(O3H)-OH)
LS-04435
SY113770
DB-051696
EN300-717791
H30613
A820275
Q2823250
Z1198149799
InChI=1/C3H7NO5S/c4-2(3(5)6)1-10(7,8)9/h2H,1,4H2,(H,5,6)(H,7,8,9