• 3-Carbon fragment, useful for the synthesis of 3-substituted propanols by reaction with Grignards: J. Am. Chem. Soc., 73, 124 (1951), or organolithiums in the presence of CuBr: Tetrahedron Lett., 1095 (1976).
• Reaction with K metal: 18-crown-6 complex provides a one pot metallation reaction yielding a comparatively stable product for use in further metallation reactions: J. Chem. Soc., Chem. Commun., 1513 (1991).