forms colourless prisms from EtOH and has [α]18D + 285.1 ° (EtOH). It may be
characterized as the sulphate, m.p. 120-1 °c (dec.) and also yields a diacetyl
derivative, m.p. 80-5°C.
Klee., Arch. Pharrn., 252,211 (1914)
Callow, Gulland, Haworth., J. Chern. Soc., 1444 (1929)
Kiseler, Konovalova.,J. Gen. Chern., USSR, 18,142 (1948)
Battersby, Brown.J'roc. Chern. Soc., 85 (1964)
Synthesis:
Battersby, Brown, Clements., J. Chern. Soc., 4550 (1965)
Biosyn thesis:
Battersby et al., Chern. Cornrnun., 230 (1965)
