Read; Robertson; Cook Journal of the Chemical Society, 1927 , p. 1278 Full Text Show Details Tutin; Kipping Journal of the Chemical Society, 1904 , vol. 85, p. 74 Full Text Show Details Read; Robertson Journal of the Chemical Society, 1926 , p. 2218 Journal of the Chemical Society, 1927 , p. 2171 Full Text Show Details Wallach Justus Liebigs Annalen der Chemie, 1893 , vol. 276, p. 306 Justus Liebigs Annalen der Chemie, 1898 , vol. 300, p. 278