
Chemistry Letters p. 425 - 428 (1980)
Update date:2022-08-03
Topics:
Matsumoto, Takashi
Imai, Sachihiko
Ondo, Kenji
Takeyama, Nobuaki
Fukui, Kenji
By the treatment of Δ6-6-hydroxy-5βH-dehydroabietic acid (18-6)-lactone with potassium hydrogensulfate or conc. sulfuric acid, the B ring aromatization and the C1-C10 bond cleavage occurred to give 1,10-secoabietane derivatives possessing coleon A skeleton.
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