Term: chain folding
https://doi.org/10.1351/goldbook.C00953

Definition:
The conformational feature in which a loop connects two parallel stems belonging to the same crystal.

Source: Purple Book, 1st ed., p. 83 (http://old.iupac.org/publications/books/author/metanomski.html)

Citation: 'chain folding' 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.C00953

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