| bifunctional | Referring to a molecule containing two reactive functional groups; cross-linking reagents are bifunctional compounds. (05 Mar 2000) |
|---|---|
| Raney catalyst | Proprietary name for a finely powdered nickel catalyst made from Raney alloy by dissolving out the aluminum with alkali; used in the hydrogenation of organic substances. Synonym: Raney catalyst. (05 Mar 2000) |
| catalyst | <chemistry> A substance that accelerates a chemical reaction, but is not consumed or changed in the process. (16 Mar 1998) |
| organic catalyst | A catalyst that is an organic molecule. See: enzyme, ribozyme. (05 Mar 2000) |