申请人:Asahi Kasei Kabushiki Kaisha
公开号:US20210344045A1
公开(公告)日:2021-11-04
A nonaqueous electrolyte solution is provided comprising a nonaqueous solvent containing acetonitrile at 5 vol % to 95 vol %; a lithium salt; and one or more compounds having a structure satisfying the following conditions 1 to 5:
1. being a condensation polycyclic heterocyclic ring compound,
2. containing a pyrimidine backbone in the condensation polycyclic heterocyclic ring,
3. containing 3 or more nitrogen atoms in the condensation polycyclic heterocyclic ring,
4. containing 5 or more sp2 carbons in the condensation polycyclic heterocyclic ring, and
5. having no hydrogen atoms bonded to the nitrogen atoms in the condensation polycyclic heterocyclic ring.