atactic macromolecule 

https://doi.org/10.1351/goldbook.A00488
A regular macromolecule in which the configurational (base) units are not all identical.
Source:
PAC, 1996, 68, 2287. (Glossary of basic terms in polymer science (IUPAC Recommendations 1996)) on page 2292 [Terms] [Paper]
Citation: 'atactic macromolecule' 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.A00488 RIS BibTex EndNote
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Last revised: February 24, 2014