M. Ochi et al., GORGIABISAZULENE AND GORGIAGALLYLAZULENE, 2 NEW GUAIAZULENOID PIGMENTS FROM A GORGONIAN ACALYCIGORGIA SP, Chemistry Letters, (12), 1993, pp. 2003-2006
Two new condensed guaiazulenoid pigments, gorgiabisazulene and gorgiag
allylazulene, have been isolated from a gorgonian Acalycigorgia sp. an
d their structures have been established on the basis of spectroscopic
and chemical evidence.