Term: degrees of cistacticity and transtacticity
https://doi.org/10.1351/goldbook.D01571

Definition:
For a regular polymer containing double bonds in the main chain of the constitutional repeating units these are the fractions of such double bonds that are in the cis and trans configurations, respectively.

Related Terms:
1) regular polymer (http://doi.org/10.1351/goldbook.R05249).
2) constitutional repeating units (<em>in polymers</em>) (http://doi.org/10.1351/goldbook.C01286).
3) trans (<em>in polymers</em>) (http://doi.org/10.1351/goldbook.C01092).

Source: Purple Book, 1st ed., p. 46 (http://old.iupac.org/publications/books/author/metanomski.html)

Citation: 'degrees of cistacticity and transtacticity' 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.D01571

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