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(αR,2R,4S)-α-Amino-4-carboxy-5,5-dimethyl-2-thiazolidineacetic acid

Chemical FDA Substance Registry (openFDA)
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Chemical Identification
CAS Number37727-80-3
INCI Name(2R,4S)-2-[(R)-amino(carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
PubChem CID 21854441
Molecular FormulaC8H14N2O4S
InChIKeyInChI=1S/C8H14N2O4S/c1-8(2)
SMILESCC1([C@@H](N[C@H](S1)[C@@H](C(=O)O)N)C(=O)O)C
Known Aliases (6)
Common Name
6-Aminopenicilloic acid Penicic acid Penicieic acid Penicillin Impurity 1
Scientific Name
2-Thiazolidineacetic acid, α-amino-4-carboxy-5,5-dimethyl-, [2R-[2α(R*),4β]]- 2-Thiazolidineacetic acid, α-amino-4-carboxy-5,5-dimethyl-, (αR,2R,4S)-
Data Sources (1)
Source Source ID Name in Source Properties
FDA Substance Registry (openFDA) J9T7D235VA (αR,2R,4S)-α-Amino-4-carboxy-5,5-dimethyl-2-thiazolidineacetic acid CAS: 37727-80-3
PUBCHEM: 21854441
FDA UNII: J9T7D235VA
Record Info
IDQ2CW4WwQ3vQbvt3jPTxXCs
CreatedApril 10, 2026, 11:38 p.m.
ModifiedApril 10, 2026, 11:38 p.m.
EnrichedApril 11, 2026, 12:09 a.m.
Data SourceFDA Substance Registry (openFDA)