Reaction Kinetics and Catalysis Letters, Vol.78, No.2, 267-273, 2003
Chirality of products in acid-catalyzed rearrangement of alpha-pinene
Protonation of (1R)-(+)-alpha-pinene using gaseous H-3(+) ions led to a racemic mixture of camphene and limonene, to partial and no racemization, in acidic solutions and in solid acids, respectively.