公开(公告)号：US11904307B2

公开(公告)日：2024-02-20

申请号：US17885622

申请日：2022-08-11

Applicant: Ramot at Tel-Aviv University Ltd.

Inventor： Moshe Kol ,  Tomer Rosen ,  Yanay Popowski

IPC: B01J31/00 ,  B01J31/22 ,  C08G63/82 ,  C07D401/14 ,  C07D213/36

CPC classification number: B01J31/2243 ,  C07D213/36 ,  C07D401/14 ,  C08G63/823 ,  B01J2231/54 ,  B01J2531/004 ,  B01J2531/0241 ,  B01J2531/22 ,  B01J2531/26

Abstract: A new family of mononuclear organometallic complexes of a divalent metal bound to sequential tetradentate monoanionic {ONNN}-type ligands, and polymerization of cyclic esters such as lactides utilizing same are provided. Novel tetradentate monoanionic {ONNN}-type ligands usable for forming these complexes are also provided.

公开(公告)号：US11452998B2

公开(公告)日：2022-09-27

申请号：US16076365

申请日：2017-02-08

Applicant: Ramot at Tel-Aviv University Ltd.

Inventor： Moshe Kol ,  Tomer Rosen ,  Yanay Popowski

IPC: C07D213/36 ,  B01J31/22 ,  C08G63/82 ,  C07D401/14

Abstract: A new family of mononuclear organometallic complexes of a divalent metal bound to sequential tetradentate monoanionic {ONNN}-type ligands, and polymerization of cyclic esters such as lactides utilizing same are provided. Novel tetradentate monoanionic {ONNN}-type ligands usable for forming these complexes are also provided.