special salt effect

https://doi.org/10.1351/goldbook.S05783
The initial steep rate increase observed in the @K03401@ on certain @S05762@ reactions, upon addition of some non-common ion salts, especially LiClO4.
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1165 [Terms] [Paper]