| abstract |
PROCESS OF ISOMERIZING 2-METHYL-3-BUTENENITRILE TO 3PENTENENTIRIELS AND 3-PENTENENITRIELS TO 4-PENETNEENTITRILE USING A COMPOUND OF COBALT OR RHODIUM IN CONJUNCTION WITH AN OXIDIZING AGENT OR REDUCING AGENT PRESENT IN AN AMOUNT SUCH THAT THE COBALT OR RHODIUM HAS AN EFFECTIVE VALENCE BELOW +2 AND GENERALLY OF FROM 0.25 TO 1.75 AS CATALYST AND OF ADDING HYDROGEN CYANIDE TO CARBON-CARBON DOUBLE BONDS SUCH AS IN 4-PENTENENTITRILE AT FROM -25 TO 200*C. USING THE SAME COBALT OR RHODIUM CATALYST SYSTEM. |