Specification
Synonyms
(R)-2-Amino-3-sulfopropionic acid
Canonical SMILES
[H]O[H].N[C@@H](CS(O)(=O)=O)C(O)=O
InChI
1S/C3H7NO5S.H2O/c4-2(3(5)6)1-10(7,8)9;/h2H,1,4H2,(H,5,6)(H,7,8,9);1H2/t2-;/m0./s1
InChI Key
PCPIXZZGBZWHJO-DKWTVANSSA-N
Melting Point
267 ℃(dec.) (lit.)
Application
Internal standard for amino acid analysis.
Biochem Physiol Actions
L-Cysteic acid is a sulfur containing aspartate analogue that may be used as a competitive inhibitor of the bacterial aspartate:alanine antiporter (AspT) exchange of aspartate and in other aspartate biological systems. L-Cysteic acid is used in monomeric surfactant development.
Color
white to faint yellow
Optical Activity
[α]20/D +7.5±0.5°, c = 5% in H2O
Technique
LC/MS: suitable