Term: tacticity
https://doi.org/10.1351/goldbook.T06244

Definition:
The orderliness of the succession of configurational repeating units in the main chain (backbone) of a regular macromolecule, a regular oligomer molecule, a regular block or a regular chain.

Related Terms:
1) configurational repeating units (<em>in polymers</em>) (http://doi.org/10.1351/goldbook.C01253).
2) main chain (backbone) (<em>in polymers</em>) (<em>of a polymer</em>) (http://doi.org/10.1351/goldbook.M03694).
3) regular macromolecule (<em>in polymers</em>) (<em>of a polymer</em>) (http://doi.org/10.1351/goldbook.R05247).
4) regular oligomer molecule (<em>in polymers</em>) (<em>of a polymer</em>) (http://doi.org/10.1351/goldbook.R05248).
5) regular block (<em>in polymers</em>) (<em>of a polymer</em>) (<em>in a polymer</em>) (http://doi.org/10.1351/goldbook.R05244).
6) chain (<em>in polymers</em>) (<em>of a polymer</em>) (<em>in a polymer</em>) (<em>in polymers</em>) (http://doi.org/10.1351/goldbook.C00946).

Source: PAC, 1996, 68, 2287. 'Glossary of basic terms in polymer science (IUPAC Recommendations 1996)' on page 2292 (https://doi.org/10.1351/pac199668122287)

Citation: 'tacticity' 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.T06244

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