Term: diastereomeric ratio
https://doi.org/10.1351/goldbook.D01681

Definition:
This is defined by analogy with enantiomeric ratio as the ratio of the percentage of one diastereoisomer in a mixture to that of the other.

Related Terms:
1) enantiomeric ratio (http://doi.org/10.1351/goldbook.E02075).
2) diastereoisomer (http://doi.org/10.1351/goldbook.D01679).

Source: PAC, 1996, 68, 2193. 'Basic terminology of stereochemistry (IUPAC Recommendations 1996)' on page 2206 (https://doi.org/10.1351/pac199668122193)

Citation: 'diastereomeric ratio' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.D01681

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