meso-compound 

https://doi.org/10.1351/goldbook.M03839
A term for the achiral member(s) of a set of diastereoisomers which also includes one or more chiral members. For example:
Source:
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2211 [Terms] [Paper]
Citation: 'meso-compound' 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.M03839 RIS BibTex EndNote
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Last revised: February 24, 2014