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. 2018 Oct 3;2018(43):5889–5904. doi: 10.1002/ejoc.201800911

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© 2018 The Authors. Published by Wiley‐VCH Verlag GmbH & Co. KGaA.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Scheme 13 — Polymerization of racemic d‐ and l‐lactide 51 in the presence of DBU and organocatalysts endo‐52 and exo‐52. Benzyl alcohol was used as initiator. M _n: molecular weight. P _m: probability of meso linkage between monomeric units.