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Pseudo-asymmetric carbon atom

Term · Chemistry · MLC-T-CHM-009629

A carbon atom in a molecule that is bonded to four different groups, two of which are enantiomeric to each other. While it appears chiral, its configuration can change upon inversion of one of the enantiomeric groups. This atom is designated with 'r' or 's' in lowercase to distinguish it from true chiral centers.

Table 1. Record
IdentifierMLC-T-CHM-009629
FieldChemistry
SubjectOrganic and Biomolecular Chemistry
ReferencesPAC, 1996, 68, 2193. 'Basic terminology of stereochemistry (IUPAC Recommendations 1996)' on page 2214 (https://doi.org/10.1351/pac199668122193)
See alsoAsymmetric; Chirality sense; Constitution
Record as JSON
{
  "id": "MLC-T-CHM-009629",
  "term": "Pseudo-asymmetric carbon atom",
  "field": "Chemistry",
  "definition": "A carbon atom in a molecule that is bonded to four different groups, two of which are enantiomeric to each other. While it appears chiral, its configuration can change upon inversion of one of the enantiomeric groups. This atom is designated with 'r' or 's' in lowercase to distinguish it from true chiral centers.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "asymmetric",
    "chirality sense",
    "constitution"
  ],
  "references": [
    "PAC, 1996, 68, 2193. 'Basic terminology of stereochemistry (IUPAC Recommendations 1996)' on page 2214 (https://doi.org/10.1351/pac199668122193)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/pseudo-asymmetric-carbon-atom/"
}

Record 10,232 of 13,676 in Chemistry terminology (MLC-0109). Request the full dataset.