Unverified50% confidenceFactExact time
Chiral ligands developed by Kagan (such as DIOP) coordinate with transition metals to form chiral catalysts, which are widely used in hydrogenation, isomerization and other reactions.
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedKagan found that in certain asymmetric catalytic systems, using a catalyst with a low ee value can nonetheless yield a product with a high ee value, and even a positive nonlinear effect occurs, in which a small amount of chiral catalyst can induce a large amount of chiral product.69% similarUnverifiedThe Soai reaction and Kagan's asymmetric synthesis methods allow chemists to precisely control the chiral direction of reactions, efficiently prepare single-enantiomer drug molecules, improve drug safety, and reduce production costs.61% similarUnverifiedKagan proposed that two or more chiral ligands can simultaneously bind to a metal to form a catalyst, and when the activity of the heterochiral complex is far lower than that of other types, the ratio of product enantiomers will exceed the ratio of the catalyst itself—a phenomenon known as the positive nonlinear effect.60% similarPartially VerifiedSoai developed asymmetric autocatalytic reactions, in which the reaction product itself acts as its own catalyst, capable of amplifying a tiny chiral bias starting from achiral raw materials.55% similarUnverifiedThe BINAP ligand-rhodium catalyst system developed by William Knowles can efficiently catalyze the hydrogenation of prochiral olefins, generating a single chiral product with extremely high enantioselectivity, and was applied to the industrial production of the Parkinson's disease drug L-DOPA.54% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1006610API
curl https://kongchang.com/api/v1/knowledge/claims/1006610MCP
get_claim(id=1006610)