Reimer-Tiemann Reaction
F. Reimer and F. Tiemann, Ber. 9, 824,
1268, 1285 (1876)
H. Gilman, C. E. Arntzen and F. J. Webb, J. Org. Chem. 10, 374
(1945)
L. N. Ferguson, Chem. Revs. 38, 229 (1946)
Wynberg, Chern. Revs. 60, 169 (1960)
Also see Ciamician-Dennstedt Rearrangement , Duff Reaction