Organocatalyzed ring-opening reactions of γ-carbonyl-substituted ε-caprolactones

Author:

Ota Takayuki1,Montagna Valentina23,Higuchi Yuji4ORCID,Kato Takashi5ORCID,Tanaka Masaru6ORCID,Sardon Haritz3ORCID,Fukushima Kazuki257ORCID

Affiliation:

1. Graduate School of Science and Engineering, Yamagata University, Yamagata 992-8510, Japan

2. Graduate School of Organic Materials Science, Yamagata University, 4-3-16 Jonan, Yonezawa, Yamagata 992-8510, Japan

3. POLYMAT, University of the Basque Country UPV/EHU, Joxe Mari Korta Center, Avda. Tolosa 72, 20018 Donostia-San Sebastian, Spain

4. Research Institute for Information Technology, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka 819-0395, Japan

5. Department of Chemistry and Biotechnology, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan

6. Institute for Materials Chemistry and Engineering, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka 819-0395, Japan

7. Japan Science and Technology Agency (JST), PRESTO, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan

Abstract

γ-Carbonyl-substituted ε-caprolactones were found to predominantly isomerize to five-membered lactones rather than to form desired linear polyesters in ring-opening polymerization.

Funder

Japan Society for the Promotion of Science

Iketani Science and Technology Foundation

Center of Innovation Program

Precursory Research for Embryonic Science and Technology

Izumi Science and Technology Foundation

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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