Isomer-enriched 3-caranlactams and polyamides based thereon with high optical purity and adjustable crystallinity for high-performance applications

Abstract

The present invention relates to a process for the preparation of an isomer-enriched mixture of 3S- and 3R-caranone from 3-carane epoxide, a 3S-caranone obtained therefrom, a process for the production of 3S-caranlactam from 3-carene, a process for the production of 3R-caranlactam from 3-carene, a 3S-caranoxime, a 3S-caranlactam, a 3S-polycaranamide, a 3R-polycaranamide, a 3S/3R-co-polycaranamide, a 3S-caranlactam-laurolactam co-polycaranamide, a 3R-caranlactam-laurolactam co-polycaranamide, a 3S-caranlactam-3R-caranlactam-laurolactam co-polycaranamide, a 3S-caranlactam-caprolactam co-polycaranamide, a 3R-caranlactam-caprolactam co-polycaranamide, as well as a 3S/3R-caranlactam-caprolactam co-polycaranamide.

Dependencies are inferred from the claim text.